Tetragnatha montana stretch spider

Based on the 11 species known to occur in the Netherlands from this genus, my guess is that this is a Tetragnatha montana:

http://ednieuw.home.xs4all.nl/Spiders/Tetragnatidae/TetragnathidaeNL.htm

In dutch, the "shadow" stretch spider. These types of spiders have a few interesting traits:
- They make wheel webs, yet they have a large hole in the middle
- They can run over water
- As you can see, they have very long legs that they can stretch when disturbed for the sake of camouflage