Tsumego Hero
  • Sprint Intuition Rejuvenation Refinement
    9k (1265)

    Download SGFFind similar problems


    Link current position

    Upload SGF


    PhongNguyen:
    (Upper right) Is it seki as q19?
    caranthir:
    No; after the response at R18, the shape is dead, because having the outside liberties removed puts our stones eventually in atari. This is a feature of this kind of shape when situated in the corner.
    22. June 2021
    18:39
    searching...