columnA-string	columnA-string	columnB-set	columnB-set	columnC-ignore	columnC-ignore	columnD-float	columnD-float	columnE-missing	columnE-missing
	example_table1.tsv	example_table2.tsv	example_table1.tsv	example_table2.tsv	example_table1.tsv	example_table2.tsv	example_table1.tsv	example_table2.tsv	example_table1.tsv	example_table2.tsv
samples										
sample1			item1,item2,item3	item1,item3,item2	cheese	cheesecake	1000.0	999.0		
sample2	option1	option2	item1,item3,item2	item1,item2,item3	cheesecake	batter				
sample3	option2	option1	item1,item2,item3	item1,item2	cake	cheese	14.0	24.0	present	
sample4			item2,item1	item1,item2			3492.0	728.0		
sample5			item1,item2	item1,item2,item3			3.0	4.0