If Black plays first, he can make two eyes immediately at , so White has to play at to stop Black from living.
can complete an eye at the bottom. However, is double atari and will destroy the eye at the top, leaving Black dead.
Even when Black plays stones to capture the two white stones, White still can make a throw-in at to turn it into a false eye.
White has to be careful not to play at , thinking she can capture . traps the two white stones including in a snapback, and lives.
See also: