![[Diagram]](../../diagrams/8/b8f232638212eb164a4fa034c93b9f34.png)
White to move
- Who is ahead and by how much?
- How many and which mistakes were made until this point?
![[Diagram]](../../diagrams/18/b4717adf8e9c773ee0692cfc47034166.png)
Lower left corner - approach ko
BCh White plays
left of
: there's nothing for black in that sequence.
fractic: Playing
at a would be worse than capturing. Black plays b next and gets a direct ko.