2017 Dutch Open Grand Prix
Tournament details
Dates10–15 October
LevelGrand Prix
Total prize moneyUS$65,000
VenueTopsportcentrum
LocationAlmere, Netherlands
Champions
Men's singlesJapan Kento Momota
Women's singlesUnited States Beiwen Zhang
Men's doublesChinese Taipei Liao Min-chun
Chinese Taipei Su Cheng-heng
Women's doublesIndonesia Della Destiara Haris
Indonesia Rizki Amelia Pradipta
Mixed doublesEngland Marcus Ellis
England Lauren Smith
2016 2018

The 2017 Dutch Open Grand Prix officially Yonex Dutch Open 2017 was a badminton tournament which took place at Topsportcentrum in Almere in the Netherlands on 10 to 15 October 2017 and had a total purse of $65,000.

Tournament

The 2017 Dutch Open Grand Prix is the fourteenth Grand Prix's badminton tournament of the 2017 BWF Grand Prix Gold and Grand Prix and also part of the Dutch Open championships which has been held since 1932.[1][2] This tournament organized by the Badminton Nederland, with the sanctioned from the BWF.[3]

Venue

This international tournament will be held at Topsportcentrum Pierre de Coubertinplein 4 in Almere in the Netherlands.[3]

Point distribution

Below is the tables with the point distribution for each phase of the tournament based on the BWF points system for the Grand Prix event.[4]

Winner Runner-up 3/4 5/8 9/16 17/32 33/64 65/128 129/256 257/512 513/1024
5,500 4,680 3,850 3,030 2,110 1,290 510 240 100 45 30

Prize money

The total prize money for this year tournament is US$65,000. Distribution of prize money will be in accordance with BWF regulations.[3]

Event Winner Finals Semifinals Quarterfinals Last 16
Singles $4,875 $2,470 $942.50 $390 $227.50
Doubles $5,135 $2,470 $910 $471.25 $243.75

Men's singles

Seeds

  1. Chinese Taipei Wang Tzu-wei (semifinals)
  2. India Ajay Jayaram (withdrew)
  3. Denmark Hans-Kristian Vittinghus (quarterfinals)
  4. Germany Fabian Roth (withdrew)
  5. Denmark Emil Holst (quarterfinals)
  6. Spain Pablo Abián (third round)
  7. Netherlands Mark Caljouw (semifinals)
  8. Russia Vladimir Malkov (third round)
  9. France Lucas Corvée (second round)
  10. Israel Misha Zilberman (quarterfinals)
  11. Scotland Kieran Merrilees (third round)
  12. Finland Eetu Heino (second round)
  13. Japan Yu Igarashi (final)
  14. Denmark Rasmus Gemke (second round)
  15. India Subhankar Dey (third round)
  16. Finland Kalle Koljonen (second round)

Finals

Quarterfinals Semifinals Final
               
1 Chinese Taipei Wang Tzu-wei 21 21
5 Denmark Emil Holst 19 19
1 Chinese Taipei Wang Tzu-wei 21 14 17
13 Japan Yu Igarashi 17 21 21
10 Israel Misha Zilberman
13 Japan Yu Igarashi w / o
13 Japan Yu Igarashi 10 12
  Japan Kento Momota 21 21
  Japan Kento Momota 21 21
3 Denmark Hans-Kristian Vittinghus 12 18
  Japan Kento Momota 21 21
7 Netherlands Mark Caljouw 16 6
7 Netherlands Mark Caljouw 21 21
  Ukraine Artem Pochtarov 4 14

Top half

Section 1

First round Second round Third round
               
1 Chinese Taipei Wang T-w 21 19 21
  India P Joshi 8 21 19
1 Chinese Taipei Wang T-w 21 21
  Norway M Myhre 10 5
PFQ Czech Republic J Janáček 7 12
  Norway M Myhre 21 21
1 Chinese Taipei Wang T-w 21 21
  Netherlands E Meijs 15 19
16 Finland K Koljonen 21 21
  Republic of Ireland J Magee 8 16
16 Finland K Koljonen 16 11
  Netherlands E Meijs 21 21
  Netherlands E Meijs 21 14 21
  Spain L E Peñalver 9 21 17

Section 2

First round Second round Third round
               
5 Denmark E Holst 21 21
Q8 Russia A Parakhodin 6 8
5 Denmark E Holst 21 21
  Denmark S T Hansen 16 14
  Denmark S T Hansen 21 14 21
  France L Claerbout 15 21 8
5 Denmark E Holst 14 22 21
15 India S Dey 21 20 11
15 India S Dey 21 21
Q5 Japan N Yamazawa 14 18
15 India S Dey 21 21
  Belgium M Moreels 13 14
Q2 Germany M Weißkirchen 21 17 17
  Belgium M Moreels 12 21 21

Section 3

First round Second round Third round
               
PFQ Bulgaria A Vlaar 21 10 11
PFQ Denmark M Enghøj 18 21 21
PFQ Denmark M Enghøj 16 18
  Croatia Z Đurkinjak 21 21
  Hungary G Krausz 21 19
  Croatia Z Đurkinjak 23 21
  Croatia Z Đurkinjak 21 12 13
10 Israel M Zilberman 18 21 21
10 Israel M Zilberman 10
  England Y Wang 0r
10 Israel M Zilberman 21 22
  Netherlands N Fransman 17 20
  Netherlands N Fransman 21 21
  Czech Republic L Zevl 10 13

Section 4

First round Second round Third round
               
8 Russia V Malkov 21 24 22
  Sweden J Nilsson 23 22 20
8 Russia V Malkov 14 21 21
  Germany A Roovers 21 14 15
  India R Y Chittaboina 22 21 13
  Germany A Roovers 20 23 21
8 Russia V Malkov 15 13
13 Japan Y Igarashi 21 21
13 Japan Y Igarashi 21 21
Q7 Czech Republic O Král 9 10
13 Japan Y Igarashi 21 21
  Germany D Peng 13 11
  Germany D Peng 21 23 21
  Switzerland C Kirchmayr 17 25 18

Bottom half

Section 5

First round Second round Third round
               
  Republic of Ireland S Evans 18 17
  Japan K Momota 21 21
  Japan K Momota 21 22
9 France L Corvée 16 20
  Czech Republic M Ludík 11 16
9 France L Corvée 21 21
  Japan K Momota 21 21
6 Spain P Abián 16 8
  France T Rouxel 19 16
  Germany K Schäfer 21 21
  Germany K Schäfer 14 18
6 Spain P Abián 21 21
PFQ England M Spencer-Smith 9 14
6 Spain P Abián 21 21

Section 6

First round Second round Third round
               
  Israel D Chislov 20 11
  Germany L Schänzler 22 21
  Germany L Schänzler 13 14
11 Scotland K Merrilees 21 21
  India K R Rajarajan 11 14
11 Scotland K Merrilees 21 21
11 Scotland K Merrilees 9 21 14
3 Denmark H-K Vittinghus 21 16 21
  Finland H Aarnio 21 21
  India S Sipani 14 18
  Finland H Aarnio 23 19
3 Denmark H-K Vittinghus 25 21
  Finland I Heino 11 9
3 Denmark H-K Vittinghus 21 21

Section 7

First round Second round Third round
               
  Japan R Takeshita 21 21
Q4 Chinese Taipei Kan C-y 14 10
  Japan R Takeshita 16 22 28
14 Denmark R Gemke 21 20 26
Q1 Germany P Lang 14 9
14 Denmark R Gemke 21 21
  Japan R Takeshita 21 17 14
7 Netherlands M Caljouw 19 21 21
  Russia S Sirant 21 21
  Denmark V Svendsen 18 12
  Russia S Sirant 20 13
7 Netherlands M Caljouw 22 21
Q6 Germany J Persson 21 7 12
7 Netherlands M Caljouw 17 21 21

Section 8

First round Second round Third round
               
  Sweden F Burestedt 21 23
  Bulgaria I Rusev 19 21
  Sweden F Burestedt 21 24
12 Finland E Heino 16 22
  Switzerland M Bonny 16 13
12 Finland E Heino 21 21
  Sweden F Burestedt 20 19
  Ukraine A Pochtarov 22 21
Q3 Greece I Xanthou 7 17
  Chinese Taipei Lu C-h 21 21
  Chinese Taipei Lu C-h 21 14 19
  Ukraine A Pochtarov 18 21 21
  Ukraine A Pochtarov 21 21
PFQ Mexico A Hernández 9 17

Women's singles

Seeds

  1. United States Beiwen Zhang (champion)
  2. Denmark Mette Poulsen (quarterfinals)
  3. Denmark Mia Blichfeldt (quarterfinals)
  4. Bulgaria Linda Zetchiri (withdrew)
  5. Denmark Natalia Koch Rohde (semifinals)
  6. Canada Michelle Li (final)
  7. Germany Fabienne Deprez (second round)
  8. Japan Haruko Suzuki (quarterfinals)

Finals

Semifinals Final
          
1 United States Beiwen Zhang 21 21
  Ukraine Marija Ulitina 9 11
1 United States Beiwen Zhang 21 21
6 Canada Michelle Li 16 14
6 Canada Michelle Li 22 21
5 Denmark Natalia Koch Rohde 20 14

Top half

Section 1

First round Second round Quarterfinals
               
1 United States B Zhang 21 21
Q4 Japan Y Nakai 17 11
1 United States B Zhang 21 21
  India R S Gadde 11 13
  England C Birch 10 8
  India R S Gadde 21 21
1 United States B Zhang 21 21
8 Japan H Suzuki 11 12
8 Japan H Suzuki 21 21
  Denmark J D Jakobsen 15 19
8 Japan H Suzuki 15 21 21
  France D Lansac 21 14 13
  France D Lansac 21 11 21
  Mauritius K Foo Kune 12 21 16

Section 2

First round Second round Quarterfinals
               
3 Denmark M Blichfeldt 21 21
  Hungary Á Kőrösi 11 4
3 Denmark M Blichfeldt 22 21
  Spain C Azurmendi 20 18
  Spain C Azurmendi 21 21
  Finland A Mikkelä 10 14
3 Denmark M Blichfeldt 21 16 19
  Ukraine M Ulitina 16 21 21
7 Germany F Deprez 21 21
  Denmark I A Andersen 8 13
7 Germany F Deprez 18 24 14
  Ukraine M Ulitina 21 22 21
  Ukraine M Ulitina 15 21 21
  India R Karthik 21 13 19

Bottom half

Section 3

First round Second round Quarterfinals
               
  Germany Y Li 19 20
  Russia N Perminova 21 22
  Russia N Perminova 24 17
6 Canada M Li 26 21
  Ukraine N Voytsekh 6 10
6 Canada M Li 21 21
6 Canada M Li 15 21 21
  Denmark S H Dahl 21 11 19
PFQ Czech Republic K Tomalová 13 7
  Denmark S H Dahl 21 21
  Denmark S H Dahl 21 23
PFQ Estonia G Saar 13 21
Q2 Russia O Arkhangelskaya 18 11
PFQ Estonia G Saar 21 21

Section 4

First round Second round Quarterfinals
               
  Germany L Heim 13 21 21
Q3 Switzerland A Huser 21 15 10
  Germany L Heim 12 9
5 Denmark N K Rohde 21 21
  India S K P Kudaravalli 12 10
5 Denmark N K Rohde 21 21
5 Denmark N K Rohde 21 18 21
2 Denmark M Poulsen 19 21 12
  Netherlands G Mahulette 21 17 21
  Belgium L Tan 11 21 17
  Netherlands G Mahulette 18 16
2 Denmark M Poulsen 21 21
Q1 Wales J Hart 22 11
2 Denmark M Poulsen 24 21

Men's doubles

Seeds

Finals

Semifinals Final
          
6 Germany Jones Ralfy Jansen
Germany Josche Zurwonne
17 17
5 Chinese Taipei Liao Min-chun
Chinese Taipei Su Cheng-heng
21 21
5 Chinese Taipei Liao Min-chun
Chinese Taipei Su Cheng-heng
24 21
2 Japan Takuto Inoue
Japan Yuki Kaneko
22 18
4 Indonesia Berry Angriawan
Indonesia Hardianto
18 15
2 Japan Takuto Inoue
Japan Yuki Kaneko
21 21

Top half

Section 1

First round Second round Quarterfinals
               
1 Indonesia R K Suwardi
Indonesia A Pratama
21 22 21
  Japan K Gondo
Japan T Watanabe
11 24 16
1 Indonesia R K Suwardi
Indonesia A Pratama
16 20
  France B Kersaudy
France J Maio
21 22
  France B Kersaudy
France J Maio
12 21 21
Q3 Russia N Khakimov
Russia A Parakhodin
21 17 19
  France B Kersaudy
France J Maio
18 20
6 Germany J R Jansen
Germany J Zurwonne
21 22
6 Germany J R Jansen
Germany J Zurwonne
21 21
  Belgium M Dierickx
Belgium F Golinski
16 18
6 Germany J R Jansen
Germany J Zurwonne
23 23 21
  Russia K Abramov
Russia A Zinchenko
25 21 15
  Russia K Abramov
Russia A Zinchenko
21 21
  Denmark M Mikkelsen
Denmark N Overgaard
19 17

Section 2

First round Second round Quarterfinals
               
3 England M Ellis
England C Langridge
21 21
PFQ England R Golding
England V Liew
6 9
3 England M Ellis
England C Langridge
19 21 21
Q4 Germany N Persson
Germany A Trisnanto
21 11 14
Q4 Germany N Persson
Germany A Trisnanto
21 21
  Scotland M Campbell
Scotland P MacHugh
19 19
3 England M Ellis
England C Langridge
20 27 19
5 Chinese Taipei Liao M-c
Chinese Taipei Su C-h
22 25 21
5 Chinese Taipei Liao M-c
Chinese Taipei Su C-h
21 21
  India S Rankireddy
India C Shetty
17 14
5 Chinese Taipei Liao M-c
Chinese Taipei Su C-h
21 19 21
  Netherlands J Arends
Netherlands R Jille
11 21 8
  Netherlands J Arends
Netherlands R Jille
21 21
  Finland H Aarnio
Finland I Heino
10 19

Bottom half

Section 3

First round Second round Quarterfinals
               
  England B Lane
England S Vendy
21 21
Q2 Russia V Durkin
Russia V Malkov
14 13
  England B Lane
England S Vendy
21 21
8 England P Briggs
England T Wolfenden
15 14
  Scotland A Dunn
Scotland A Hall
9 6r
8 England P Briggs
England T Wolfenden
21 8
  England B Lane
England S Vendy
15 17
4 Indonesia B Angriawan
Indonesia Hardianto
21 21
PFQ England M Clare
England G Mairs
21 15 21
PFQ Malaysia Low H Y
Malaysia Tan J H
12 21 15
PFQ England M Clare
England G Mairs
8 16
4 Indonesia B Angriawan
Indonesia Hardianto
21 21
  Denmark M Bay-Smidt
Denmark F Søgaard
5 21 13
4 Indonesia B Angriawan
Indonesia Hardianto
21 18 21

Section 4

First round Second round Quarterfinals
               
  Malaysia Shia C K
Malaysia Tan W G
21 21
  Republic of Ireland J Magee
Republic of Ireland S Magee
19 14
  Malaysia Shia C K
Malaysia Tan W G
21 23
  Netherlands J Maas
Netherlands R Tabeling
15 21
  Netherlands J Maas
Netherlands R Tabeling
21 22
7 India M Attri
India B. S Reddy
13 20
  Malaysia Shia C K
Malaysia Tan W G
14 19
2 Japan T Inoue
Japan Y Kaneko
21 21
Q1 Switzerland M Bonny
Switzerland O Schaller
10 19
  Japan K Matsui
Japan Y Takeuchi
21 21
  Japan K Matsui
Japan Y Takeuchi
21 13 14
2 Japan T Inoue
Japan Y Kaneko
18 21 21
  Germany D Benz
Germany A Heinz
17 11
2 Japan T Inoue
Japan Y Kaneko
21 21

Women's doubles

Seeds

Finals

Semifinals Final
          
1 Indonesia Anggia Shitta Awanda
Indonesia Ni Ketut Mahadewi Istirani
21 21
7 Japan Ayako Sakuramoto
Japan Yukiko Takahata
11 15
1 Indonesia Anggia Shitta Awanda
Indonesia Ni Ketut Mahadewi Istirani
17 16
Indonesia Della Destiara Haris
Indonesia Rizki Amelia Pradipta
21 21
  Indonesia Della Destiara Haris
Indonesia Rizki Amelia Pradipta
21 23
2 Malaysia Lim Yin Loo
Malaysia Yap Cheng Wen
8 21

Top half

Section 1

First round Second round Quarterfinals
               
1 Indonesia A S Awanda
Indonesia N K M Istirani
21 21
  India M Kukkapalli
India A S Sunil
16 11
1 Indonesia A S Awanda
Indonesia N K M Istirani
21 19 21
  France D Delrue
France L Palermo
19 21 10
Q4 Germany K Holenz
Germany A Molitor
9 3
  France D Delrue
France L Palermo
21 21
1 Indonesia A S Awanda
Indonesia N K M Istirani
21 21
5 England L Smith
England S Walker
12 18
5 England L Smith
England S Walker
19 21 21
  Germany L Kaminski
Germany H Pohl
21 17 14
5 England L Smith
England S Walker
22 19 21
  Belgium L Jaques
Belgium F Vandenhoucke
20 21 13
  Belgium L Jaques
Belgium F Vandenhoucke
21 21
Q2 Netherlands S de Wit
Netherlands J van Cruchten
9 10

Section 2

First round Second round Quarterfinals
               
3 Malaysia Chow M K
Malaysia Lee M Y
w / o
  Denmark J D Jakobsen
Denmark S-M Jensen
3 Malaysia Chow M K
Malaysia Lee M Y
21 21
  Russia O Arkhangelskaya
Russia N Rogova
18 15
  Germany L Efler
Germany E Janssens
17 13
  Russia O Arkhangelskaya
Russia N Rogova
21 21
3 Malaysia Chow M K
Malaysia Lee M Y
15 19
7 Japan A Sakuramoto
Japan Y Takahata
21 21
7 Japan A Sakuramoto
Japan Y Takahata
21 21
  Russia I Khlebko
Russia E Komendrovskaja
9 8
7 Japan A Sakuramoto
Japan Y Takahata
21 21
  Germany O Konon
Republic of Ireland C Magee
17 18
  Germany O Konon
Republic of Ireland C Magee
21 21
  Netherlands S Piek
Netherlands C Seinen
18 16

Bottom half

Section 3

First round Second round Quarterfinals
               
  Russia N Perminova
Russia N Vislova
10 11
  England C Birch
England J Pugh
21 21
  England C Birch
England J Pugh
21 15 21
8 Germany J Goliszewski
Germany L Käpplein
13 21 19
  Ukraine V Lesnaya
Ukraine D Samarchants
12 20
8 Germany J Goliszewski
Germany L Käpplein
21 22
  England C Birch
England J Pugh
18 9
  Indonesia D D Haris
Indonesia R A Pradipta
21 21
  Switzerland C Burkart
Germany J Petrikowski
2r
Q1 Latvia I Pope
Latvia M Radovska
5
Q1 Latvia I Pope
Latvia M Radovska
  Indonesia D D Haris
Indonesia R A Pradipta
w / o
  Indonesia D D Haris
Indonesia R A Pradipta
21 21
PFQ Ukraine M Ilyinskaya
Ukraine Y Zharka
5 14

Section 4

First round Second round Quarterfinals
               
  England J Moore
England V Williams
28 18 21
  France É Lefel
France A Tran
26 21 10
  England J Moore
England V Williams
11 17
PFQ Switzerland N Fankhauser
Netherlands I Tabeling
21 21
Q3 Netherlands D Brehler
Netherlands C Kuiper
12 8
PFQ Switzerland N Fankhauser
Netherlands I Tabeling
21 21
PFQ Switzerland N Fankhauser
Netherlands I Tabeling
21 10
2 Malaysia Lim Y L
Malaysia Yap C W
23 21
  Sweden A Högström
Sweden C Nistad
21 21
  Finland J Nyström
Finland S Pekkola
18 14
  Sweden A Högström
Sweden C Nistad
16 12
2 Malaysia Lim Y L
Malaysia Yap C W
21 21
  Netherlands E Muskens
Netherlands I van der Aar
21 17
2 Malaysia Lim Y L
Malaysia Yap C W
23 21

Mixed doubles

Seeds

Finals

Semifinals Final
          
Q4 India Satwiksairaj Rankireddy
India Ashwini Ponnappa
14 18
8 England Marcus Ellis
England Lauren Smith
21 21
8 England Marcus Ellis
England Lauren Smith
21 21
6 Netherlands Jacco Arends
Netherlands Selena Piek
17 18
4 England Ben Lane
England Jessica Pugh
19 21 12
6 Netherlands Jacco Arends
Netherlands Selena Piek
21 16 21

Top half

Section 1

First round Second round Quarterfinals
               
PFQ Germany J R Jansen
Germany E Janssens
21 21
  Russia A Zinchenko
Russia I Khlebko
10 10
PFQ Germany J R Jansen
Germany E Janssens
11 21 18
  Republic of Ireland S Evans
Sweden A Högström
21 17 21
  Denmark N Mathiasen
Denmark G Bøje
11 13
  Republic of Ireland S Evans
Sweden A Högström
21 21
  Republic of Ireland S Evans
Sweden A Högström
18 14
Q4 India S Rankireddy
India A Ponnappa
21 21
7 Netherlands R Tabeling
Netherlands C Seinen
15 22 6
Q4 India S Rankireddy
India A Ponnappa
21 20 21
Q4 India S Rankireddy
India A Ponnappa
21 21
  Denmark K Knudsen
Denmark I Nielsen
12 18
  Switzerland O Schaller
Switzerland C Burkart
17 15
  Denmark K Knudsen
Denmark I Nielsen
21 21

Section 2

First round Second round Quarterfinals
               
3 Republic of Ireland S Magee
Republic of Ireland C Magee
21 16 14
  Russia A Parakhodin
Russia N Rogova
14 21 21
  Russia A Parakhodin
Russia N Rogova
14 10
  Denmark M Mikkelsen
Denmark M Surrow
21 21
  Germany A Heinz
Germany A Horbach
15 18
  Denmark M Mikkelsen
Denmark M Surrow
21 21
  Denmark M Mikkelsen
Denmark M Surrow
15 8
8 England M Ellis
England L Smith
21 21
8 England M Ellis
England L Smith
21 21
  Russia V Durkin
Russia N Vislova
10 8
8 England M Ellis
England L Smith
21 21
  England G Mairs
England J Moore
16 18
  England G Mairs
England J Moore
22 15 21
  France B Kersaudy
France L Palermo
20 21 19

Bottom half

Section 3

First round Second round Quarterfinals
               
  Russia E Dremin
Russia O Arkhangelskaya
17 18
  England M Clare
England V Williams
21 21
  England M Clare
England V Williams
12 13
  Netherlands J Maas
Netherlands I van der Aar
21 21
  Netherlands J Maas
Netherlands I van der Aar
21 21
5 Malaysia Chan P S
Malaysia Cheah Y S
13 15
  Netherlands J Maas
Netherlands I van der Aar
16 17
4 England B Lane
England J Pugh
21 21
  France J Maio
France D Delrue
21 21
  Ukraine A Pochtarov
Ukraine N Voytsekh
6 14
  France J Maio
France D Delrue
11 21 15
4 England B Lane
England J Pugh
21 14 21
PFQ Netherlands T van der Lecq
Netherlands M Lugters
9 10
4 England B Lane
England J Pugh
21 21

Section 4

First round Second round Quarterfinals
               
Q3 India M Attri
India K. Maneesha
21 21 21
Q1 Belgium F Golinski
Belgium L Jaques
18 23 14
Q3 India M Attri
India K. Maneesha
13 14
6 Netherlands J Arends
Netherlands S Piek
21 21
  Finland A Kaisti
Finland J Nyström
21 20 20
6 Netherlands J Arends
Netherlands S Piek
16 22 22
6 Netherlands J Arends
Netherlands S Piek
21 15 21
  Netherlands R Jille
France É Lefel
17 21 13
PFQ Germany J Pistorius
Germany L Käpplein
11 11
  Netherlands R Jille
France É Lefel
21 21
  Netherlands R Jille
France É Lefel
21 21
2 France R Labar
France A Fontaine
14 18
Q2 England S Vendy
England S Walker
20 13
2 France R Labar
France A Fontaine
22 21

References

  1. "Yonex dutch open". Badminton Nederland. Archived from the original on 3 October 2017. Retrieved 2 October 2017.
  2. "Dutch Open" (PDF). Wayback Machine. Archived from the original (PDF) on 16 February 2005. Retrieved 2 October 2017.
  3. 1 2 3 "Prospectus Yonex Dutch Open 2017" (PDF). Badminton World Federation. Retrieved 2 October 2017.
  4. "World Rangking System" (PDF). Badminton World Federation. Archived from the original (PDF) on 2 February 2017. Retrieved 2 October 2017.
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