The mother of Mesoamerican cultures was the Olmec civilization.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	2:det	Discourse=ROOT:77:0|Entity=(142-abstract-new-cf1-2-coref
2	mother	mother	NOUN	NN	Number=Sing	9	nsubj	9:nsubj	_
3	of	of	ADP	IN	_	5	case	5:case	_
4	Mesoamerican	Mesoamerican	ADJ	JJ	Degree=Pos	5	amod	5:amod	Entity=(98-abstract-giv:inact-cf2-2-coref
5	cultures	culture	NOUN	NNS	Number=Plur	2	nmod	2:nmod:of	Entity=98)142)
6	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	9	cop	9:cop	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	9:det	Entity=(142-abstract-giv:act-cf1-3-coref
8	Olmec	Olmec	ADJ	JJ	Degree=Pos	9	amod	9:amod	_
9	civilization	civilization	NOUN	NN	Number=Sing	0	root	0:root	Entity=142)|SpaceAfter=No
10	.	.	PUNCT	.	_	9	punct	9:punct	_
