def seen
import minebender-game@1.0.0.0/LAWS.bend as LAWSimport Base
import minebender-game@1.0.0.0/types.bend as T
123def seen(v: T.Knowledge, p: T.Pos) -> T.Seen:
124 match v:
125 case T.Knowledge{w, h, n, rows}:
126 at(T.Seen, T.Hidden{}, rows, p)