A white wall becomes a yellow wall becomes a gray wall, he said to himself.
1	A	a	DET	IND-SG	Definite=Ind|PronType=Art	3	det	_	_
2	white	white	ADJ	POS	Degree=Pos	3	amod	_	_
3	wall	wall	NOUN	SG-NOM	Number=Sing	4	nsubj	_	_
4	becomes	become	VERB	PRES	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	a	a	DET	IND-SG	Definite=Ind|PronType=Art	7	det	_	_
6	yellow	yellow	ADJ	POS	Degree=Pos	7	amod	_	_
7	wall	wall	NOUN	SG-NOM	Number=Sing	4	xcomp	_	_
8	becomes	become	VERB	PRES	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	conj	_	_
9	a	a	DET	IND-SG	Definite=Ind|PronType=Art	11	det	_	_
10	gray	gray	ADJ	POS	Degree=Pos	11	amod	_	_
11	wall	wall	NOUN	SG-NOM	Number=Sing	8	xcomp	_	SpaceAfter=No
12	,	,	PUNCT	Comma	_	14	punct	_	_
13	he	he	PRON	PERS-P3SG-NOM	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	14	nsubj	_	_
14	said	say	VERB	PAST	Mood=Ind|Tense=Past|VerbForm=Fin	4	parataxis	_	_
15	to	to	ADP	_	_	16	case	_	_
16	himself	he	PRON	RFL-P3SG	Case=Acc|Gender=Masc|Number=Sing|Person=3|PronType=Prs|Reflex=Yes	14	obl	_	SpaceAfter=No
17	.	.	PUNCT	Period	_	4	punct	_	_
