make "description [TREES; from "Logo for the Apple II", pgs. 63-64]
define "vee [[][left 45][forward 10][back 10][right 90][forward 10][back 10][left 45]]
define "branch [[][forward 15][vee][forward 15][vee][forward 10][back 40]]
define "bush [[][left 60][repeat 4 [branch right 30]][branch][left 60]]
define "greentree [[][forward 50][bush][back 50]]
define "treemove [[][penup][right 90][forward 80][left 90][pendown]]
define "trees [[][repeat 3 [greentree treemove]]]