test_chromosome	Cufflinks	transcript	53	550	1000	+	.	gene_id "CUFF.1"; transcript_id "CUFF.1.1"; FPKM "3355704.6979865772"; frac "1.000000"; conf_lo "2697596.861952"; conf_hi "4013812.534021"; cov "46.057047";
test_chromosome	Cufflinks	exon	53	250	1000	+	.	gene_id "CUFF.1"; transcript_id "CUFF.1.1"; exon_number "1"; FPKM "3355704.6979865772"; frac "1.000000"; conf_lo "2697596.861952"; conf_hi "4013812.534021"; cov "46.057047";
test_chromosome	Cufflinks	exon	351	400	1000	+	.	gene_id "CUFF.1"; transcript_id "CUFF.1.1"; exon_number "2"; FPKM "3355704.6979865772"; frac "1.000000"; conf_lo "2697596.861952"; conf_hi "4013812.534021"; cov "46.057047";
test_chromosome	Cufflinks	exon	501	550	1000	+	.	gene_id "CUFF.1"; transcript_id "CUFF.1.1"; exon_number "3"; FPKM "3355704.6979865772"; frac "1.000000"; conf_lo "2697596.861952"; conf_hi "4013812.534021"; cov "46.057047";