Available commands:
gate left-x left-z right-x right-z [spacing=4]
gate2 center-x center-z angle [spacing=4] [trail=4]
whoops start-position end-position count
whoops2 start-position end-position count [upper=1.0 [lower=0.5 [lead-in-upper=0.875]]]
doghouse left-x left-z right-x right-z [lead=3]
30time start-x start-z end-x end-z [feet-per-second=7]
tunneldirt x z angle [spacing=9]