Sngrfxz: My attempt:
Dieter: try (mentally) these answers for White and you'll know. The main line contains 5 moves hereafter. Sngrfxz: Ok, I see a and c killing black. b and d seem like they would fail.
Dieter: not all statements are correct.
MarkD: Sngrfxz, let me reply to your move with white 2. Your followup move?
Dieter: Mine is a. Try to read a little ahead.
MarkD: My mistake, move at a was intented...still fighting with that ascii diagram stuff. Anyway Sngrfxz, 2 possibilities now
Dieter: I believe you still have it wrong. I do not know what you want sngrfxz to do. All I can say is, try all of a-b-c-d and read a little ahead.
Sngrfxz: This is how I see the b and d options: