	c1	c2	c3	
r1	[1,	2,	3]
r2	[4,	5,	6]
r1	[7,	8,	9]
r2	[10,	11,	12]

	c1	c2	c3	c1	c2	
r1	[1,	2,	3,	1,	2]
r2	[4,	5,	6,	3,	4]

	c1	c2	c3	
r1	[1.1,	2.2,	3.3]
r2	[4.4,	5.5,	6.6]
r1	[1.1,	2.2,	3.3]
r2	[4.4,	5.5,	6.6]
r3	[7.7,	8.8,	9.9]

	c1	c2	c3	c1	c2	
r1	[1.1,	2.2,	3.3,	1.1,	2.2]
r2	[4.4,	5.5,	6.6,	3.3,	4.4]

	c1	c2	c3	
r1	[a,	b,	c]
r2	[d,	e,	f]
r1	[a,	b,	c]
r2	[d,	e,	f]
r3	[g,	h,	i]

	c1	c2	c3	c1	c2	
r1	[a,	b,	c,	a,	b]
r2	[d,	e,	f,	c,	d]

