law same_refl
import minebender-game@1.0.0.0/proof_grid.bend as ProofGridimport Base
import minebender-game@1.0.0.0/types.bend as T
import minebender-game@1.0.0.0/board.bend as B
176law same_refl:
177 for +p: T.Pos
178 {B.same(p, p) == True{} : Bool}