Zerodan: black has 13 liberties instead of 11 as stated in the result, hasn't he?
d4rkm4tter: The positions are randomized, so I don't see the direct position that you had. In this type of problems either all or none are correct, so it is the correct count. This is a 5-eye which means 8 eye liberties minus 4 inside stones, so 4 eye liberties.
black has 13 liberties instead of 11 as stated in the result, hasn't he?