If the stones at
have two liberties left and it's white's move, then
at
is possible.
LukeNine45: This is the move my opponant made. After
at a(my response), I can find no way to win the race for white.
LukeNine45: Actually, after looking at this again, your move with the net does appear to work.
The move at
seems necessary. It threatens
at
and gives the tempo to connect at
(above diagram) to capture the four black stones.
LukeNine45: I think this is the best white can do after
(if both players forget about the net):