decreaseConsxxsdecreasexsdecreaseNilnumber42Nilnumber42xConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilConsNilNilgoalxdecreasexdecrease1Cons2Nil0number421goal1INNERMOST