repeat v 5 15 { paper v } paper 100 paper 1 repeat p 50 60 { paper p } paper 10 paper 90 paper 1 paper 100 paper 1 repeat l 1 20 { paper l } repeat x 0 1 { Repeat a 20 30 { paper 1 Line a x a 20 } } paper 30 paper 80 paper 10 paper 90 paper 1 paper 100 paper 30 paper 80 paper 30 paper 80 paper 10 paper 90 paper 1 paper 100 paper 30 paper 80