splice: kills. If Black connects above
, White plays hane under and if Black tries to catch White in shortage of liberties...
...he is himself caught short of liberties and White captures the group: White connects to her outside group and Black has no second eye.
If Black descends...
White connects, Black must play under to connect to the rest of the group, but there still is no second eye.
Dansc: Actually, Black has no way to make a second eye after .
is dying in gote, and
should tenuki.