/test-data/filter1_test2.bed

1chr1	147984101	148035079	BC007833	0	+	147984545	148033414	0	14	529,32,81,131,118,153,300,206,84,49,85,130,46,1668,	0,25695,28767,33118,33695,33998,35644,38005,39629,40577,41402,43885,48367,49310,
2chr1	148185113	148187485	NM_002796	0	+	148185136	148187378	0	7	163,207,147,82,117,89,120,	0,416,877,1199,1674,1977,2252,