law gen_rows_out
import minebender-game@1.0.0.0/proof_gen.bend as ProofGenimport Base
import minebender-game@1.0.0.0/game.bend as G
189law gen_rows_out:
190 for +z: G.Zone
191 for +w: Nat
192 for +ys: List<&2, Nat>
193 for +i: Nat
194 for +st: G.GenState
195 for e: {List.get(&2, Nat, ys, i) == None{} : Maybe<&2, Nat>}
196 {List.get(&2, List<&2, Bool>, G.gen.rows(z, w, ys, st), i) == None{}
197 : Maybe<&2, List<&2, Bool>>}