ProofLaws.start_has: def of minebender-game@1.0.0.0
Import: import minebender-game@1.0.0.0/proof_laws.bend as ProofLaws
Lines 677-679 of minebender-game@1.0.0.0/proof_laws.bend: https://jend.leeeet.dev/read.txt?path=minebender-game@1.0.0.0/proof_laws.bend&start_line=677&end_line=679

import 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/game.bend as G
import minebender-game@1.0.0.0/proof_grid.bend as PG
import minebender-game@1.0.0.0/proof_flood.bend as PF

def start_has(+p: T.Pos) -> {PF.wcontains({[G.Work{p, Nil{}}] : List<&2, G.Work>}, p) == True{} : Bool}:
  %Equal.sym(Bool, B.same(p, p), True{}, PG.same_refl(p)) : {Bool.or(_, False{}) == True{} : Bool}
  {==}

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/board.bend&name=same
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/game.bend&name=Work
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_flood.bend&name=wcontains
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_grid.bend&name=same_refl
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Pos