law start_wide
import minebender-game@1.0.0.0/proof_solver.bend as ProofSolverimport Base
import minebender-game@1.0.0.0/types.bend as T
import minebender-game@1.0.0.0/board.bend as B
import minebender-game@1.0.0.0/solver.bend as S
1517law start_wide:
1518 for +w: Nat
1519 for +g: T.Grid(T.Seen)
1520 {B.rows_wide(Maybe<&2, Bool>, w, S.start(g)) == B.rows_wide(T.Seen, w, g) : Bool}