def seen_at
import minebender-game@1.0.0.0/game.bend as Gameimport Base
import minebender-game@1.0.0.0/types.bend as T
import minebender-game@1.0.0.0/board.bend as B
48def seen_at(+w: Nat, +h: Nat, +layout: T.Grid(Bool), shown: T.Grid(Bool), +p: T.Pos) -> T.Seen:
49 seen_pick(B.at(Bool, False{}, shown, p), B.mine(layout, p), w, h, layout, p)