# coding GC: 58%
# noncoding GC: 50%
1	toy-genome	single-exon	14	43	.	+	.	transgrp=1;
1	toy-genome	initial-exon	71	85	.	+	.	transgrp=2;
1	toy-genome	internal-exon	108	130	.	+	.	transgrp=2;
1	toy-genome	final-exon	154	175	.	+	.	transgrp=2;
1	toy-genome	initial-exon	204	232	.	+	.	transgrp=3;
1	toy-genome	final-exon	256	280	.	+	.	transgrp=3;
1	toy-genome	initial-exon	318	336	.	+	.	transgrp=4;
1	toy-genome	final-exon	350	390	.	+	.	transgrp=4;
1	toy-genome	single-exon	428	457	.	+	.	transgrp=5;
1	toy-genome	initial-exon	475	511	.	+	.	transgrp=6;
1	toy-genome	internal-exon	541	558	.	+	.	transgrp=6;
1	toy-genome	final-exon	581	594	.	+	.	transgrp=6;
1	toy-genome	single-exon	634	657	.	+	.	transgrp=7;
1	toy-genome	single-exon	698	724	.	+	.	transgrp=8;
1	toy-genome	initial-exon	756	775	.	+	.	transgrp=9;
1	toy-genome	final-exon	788	803	.	+	.	transgrp=9;
1	toy-genome	single-exon	822	839	.	+	.	transgrp=10;
1	toy-genome	initial-exon	865	879	.	+	.	transgrp=11;
1	toy-genome	final-exon	903	917	.	+	.	transgrp=11;
1	toy-genome	initial-exon	948	970	.	+	.	transgrp=12;
1	toy-genome	final-exon	994	1030	.	+	.	transgrp=12;
1	toy-genome	initial-exon	1060	1080	.	+	.	transgrp=13;
1	toy-genome	internal-exon	1106	1120	.	+	.	transgrp=13;
1	toy-genome	final-exon	1150	1191	.	+	.	transgrp=13;
1	toy-genome	single-exon	1228	1248	.	+	.	transgrp=14;
1	toy-genome	initial-exon	1285	1303	.	+	.	transgrp=15;
1	toy-genome	final-exon	1318	1352	.	+	.	transgrp=15;
1	toy-genome	single-exon	1371	1388	.	+	.	transgrp=16;
1	toy-genome	single-exon	1426	1446	.	+	.	transgrp=17;