At least that is what I am thinking now.
1	At	at	ADP	IN	ExtPos=ADV	5	advmod	5:advmod	_
2	least	least	ADJ	JJS	Degree=Sup	1	fixed	1:fixed	_
3	that	that	PRON	DT	Number=Sing|PronType=Dem	5	nsubj	5:nsubj	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	5:cop	CheckUPOS=VERB
5	what	what	PRON	WP	PronType=Int	0	root	0:root	_
6	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	8	nsubj	8:nsubj	_
7	am	be	AUX	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	8	aux	8:aux	_
8	thinking	think	VERB	VBG	Tense=Pres|VerbForm=Part	5	acl:relcl	5:acl:relcl	_
9	now	now	ADV	RB	_	8	advmod	8:advmod	SpaceAfter=No
10	.	.	PUNCT	.	_	5	punct	5:punct	_
