Table 1.

Cardinalities per association.

DOI: http://dx.doi.org/10.7554/eLife.14334.031

Entity A	Entity B	Association (A->B)	Cardinality A->B	Cardinality B->A
cell_histories	cell_histories	to be daughter of	[0,1]	[0,n]
cells	cell_histories	to belong to	[1,1]	[1,n]
cells	frames	to exist in	[1,1]	[1,n]
directed_bonds	cells	to be part of	[1,1]	[1,n]
directed_bonds	directed_bonds	to be conjugated	[1,1]	[1,1]
directed_bonds	directed_bonds	to be next left	[1,1]	[1,1]
directed_bonds	frames	to exist in	[1,1]	[1,n]
directed_bonds	bonds	to be part of	[1,1]	[1,n]
directed_bonds	vertices	to stem from	[1,1]	[1,n]
vertices	frames	to exist in	[1,1]	[1,n]
bonds	frames	to exist in	[1,1]	[1,n]