sample	parent	strain
sample1	maternal	BL/6
sample2	maternal	BL/6
sample3	maternal	BL/6
sample4	maternal	BL/6
sample5	maternal	JF1
sample6	maternal	JF1
sample7	maternal	JF1
sample1	paternal	JF1
sample2	paternal	JF1
sample3	paternal	JF1
sample4	paternal	JF1
sample5	paternal	BL/6
sample6	paternal	BL/6
sample7	paternal	BL/6
