After there is a ko in the corner.
Locally, Black has 12 points of territory. White has 11 points. White can also count as 1/3 point. The local count is thus +2/3 (for Black).
After , if Black connects with
, White will capture five Black stones with
. (See Connect and Die.)
Later, White can play -
with sente.[1] The play could also go,
-
, starting the ko. We may think of
and
as miai.
Black has 11 points of territory. After he can also count 1/3 point for
. White has 11 points of territory plus 1 captured stone,
. The local count is -2/3.
From the original position Black could play one move to a position worth +2/3, or White could play one move to a position worth -2/3. So the original position has a count of 0, and each player has a gote with a miai value of 2/3.
[1]
Under rare circumstances Black can fight and win the ko, but that does not affect the evaluation.