I do the sum and the answer is an incipient third.
1	I	I	PRON	PERS-P1SG-NOM	Case=Nom|Number=Sing|Person=1|PronType=Prs	2	nsubj	_	_
2	do	do	VERB	PRES	Mood=Ind|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DEF	Definite=Def|PronType=Art	4	det	_	_
4	sum	sum	NOUN	SG-NOM	Number=Sing	2	obj	_	_
5	and	and	CCONJ	_	_	11	cc	_	_
6	the	the	DET	DEF	Definite=Def|PronType=Art	7	det	_	_
7	answer	answer	NOUN	SG-NOM	Number=Sing	11	nsubj	_	_
8	is	be	AUX	PRES	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	11	cop	_	_
9	an	an	DET	IND-SG	Definite=Ind|PronType=Art	11	det	_	_
10	incipient	incipient	ADJ	POS	Degree=Pos	11	amod	_	_
11	third	third	NOUN	SG-NOM	Number=Sing	4	conj	_	SpaceAfter=No
12	.	.	PUNCT	Period	_	2	punct	_	_
