Puzzle of the week #255

Level: 
2-Knight
Chess Diagram: 

--------
--------
--------
--------
-K-Q----
-------p
--------
-------k

After a long fight two strong players reached this endgame. Your tasks:
a) What do you know about it?
b) What is the result if White moves first? Show a line
c) What is the result if Black moves first? Show a line
d) Did it matter who moves first? If yes, why?

Total available points for this puzzle is 20. The answers will be published next week together with puzzle #256.

Puzzle #254 solution:
Huemmer – Hoffmann, Germany 2002. Our answers:
"a) Philidor’s Defence - by all
b) He has moved his bishop to e7 - Jalen
c) 9. Ne6+ Kxf7 10. Ng5+ Kg6 11. Qf7+ Kh6 12. Ne6+ g5 13. Bxg5# - Jalen, Hyson, Bradley
d) 8... Nb6 9. dxe5 dxe5 10. Bg6 - none"

Correct solutions:
Jalen, Hyson, Bradley - 15 points
Anya, Toro - 12 points
Benjamin, Brandon, Oliver, Aaron - 10 points
Coco - 8 points
Cody - 7 points

Standings:
Bradley - 66 points
Benjamin, Brandon, Oliver - 57 points
Hyson - 55 points
Jalen - 54 points
Toro - 52 points
Coco - 50 points
Anya - 47 points
Cody - 43 points
Aaron - 42 points
Daniel - 25 points
Mrinal - 5 points

Comment: 

Basic endgames: Q vs P