Protect the middle of three double ataris
Keywords: Tactics
Dieter: Lately having done hundreds of tsumego I discovered a heuristic for problems involving several double ataris threatening a group. The solution is - obviously - very often to protect the middle of three double atari spots.
Example
Crimson : is an answer...
Sandy Harris Yes, so above fails. Better to follow the
suggested rule. The three double atari points are d's below:
Protect the middle one and white has no attack:
Confused: Do you mean situations like this?
Dieter: No: see later added example above. Maybe remove this double hane issue elsewhere.