genome_id	contig_name	canonical_id	contig_start_pos	contig_end_pos	refined_start_pos	refined_end_pos	sign	orig_id
1	contig_0	1	0	75	0	75	+	4
1	contig_0	2	75	100	75	100	+	8
1	contig_0	3	100	175	100	175	+	10
2	contig_0	1	0	75	0	75	+	4
2	contig_1	3	0	75	0	75	+	10
