This was one of those historic moments that leave a lasting imprint on a society's collective memory.
1	This	this	PRON	PD	Number=Sing|PronType=Dem	3	nsubj	_	_
2	was	be	AUX	V	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	cop	_	_
3	one	one	NUM	N	NumType=Card	0	root	_	_
4	of	of	ADP	E	_	7	case	_	_
5	those	that	DET	DD	Number=Plur|PronType=Dem	7	det	_	_
6	historic	historic	ADJ	A	Degree=Pos	7	amod	_	_
7	moments	moment	NOUN	S	Number=Plur	3	nmod	_	_
8	that	that	PRON	PR	PronType=Rel	9	nsubj	_	_
9	leave	leave	VERB	V	Mood=Ind|Number=Plur|Tense=Pres|VerbForm=Fin	7	acl:relcl	_	_
10	a	a	DET	RI	Definite=Ind|Number=Sing|PronType=Art	12	det	_	_
11	lasting	lasting	ADJ	A	Degree=Pos	12	amod	_	_
12	imprint	imprint	NOUN	S	Number=Sing	9	obj	_	_
13	on	on	ADP	E	_	18	case	_	_
14	a	a	DET	RI	Definite=Ind|Number=Sing|PronType=Art	15	det	_	_
15	society	society	NOUN	S	Number=Sing	18	nmod	_	SpaceAfter=No
16	's	's	PART	PART	_	15	case	_	_
17	collective	collective	ADJ	A	Degree=Pos	18	amod	_	_
18	memory	memory	NOUN	S	Number=Sing	9	obl	_	SpaceAfter=No
19	.	.	PUNCT	FS	_	3	punct	_	_
