Embedded Repeats

	REPEAT 100[REPEAT 6[REPEAT 4[FD 50 RT 90]FD 50 RT 15 FD 50 LT 145] REPEAT 4[FD 100 RT 90]
	REPEAT 100[REPEAT 6[FD 50 RT 15 FD 50 LT 145] REPEAT 4[FD 100 RT 90]
	REPEAT 50[REPEAT 6[REPEAT 4[REPEAT 5[RT 90 FD 50]FD 50 RT 90]FD 50 RT 15 FD 50 LT 145] REPEAT 4[FD 100 RT 90]