https://www.w3schools.com/xml/xpath_axes.asp
In every XPath Axis, it says "Current node".
What is the current node in XPath? Is it same as the context node?
<html>
<body>
<div id="id1">
<p>First paragraph</p>
<div>
<p>Second paragraph</p>
</div>
</div>
<p>Third paragraph</p>
</body>
</html>
.//p and //p will select different elements? why?