turn(lepre,act,rincorrere,30,1,52-87)
turn(pro,act,raggiungere,30,1,52-87)
turn(tartaruga,act,tagliare,30,2,53-89)
turn(pro,act,vincere,30,2,53-89)
turn(lepre,act,arrivare,30,3,54-91)
turn(pro,act,andarsene,30,3,54-91)

turn(lepre, act, andarsene, 30, 3, 54-91).
turn(lepre, act, arrivare, 30, 3, 54-91).
turn(tartaruga, act, vincere, 30, 2, 53-89).
turn(tartaruga, act, tagliare, 30, 2, 53-89).
turn(lepre, act, raggiungere, 30, 1, 52-87).
turn(lepre, act, rincorrere, 30, 1, 52-87).
