foo	bar	foo	shit	glop
a	x	aaa	xaa	xxx
		axa	xxa	xxx
		bbb	bbb	bbb
		""	""	""
a	xy	aaa	xyaa	xyxyxy
		axa	xyxa	xyxxy
		bbb	bbb	bbb
		""	""	""
.	x	aaa	xaa	xxx
		axa	xxa	xxx
		bbb	xbb	xxx
		""	""	""
.a	x	a	a	a
		ax	ax	ax
		aa	x	x
		aaab	xab	xab
		aaaa	xaa	xx
		""	""	""
