I have tracked all changes for ease of reference.
1	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	3	nsubj	3:nsubj	_
2	have	have	AUX	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	3	aux	3:aux	_
3	tracked	track	VERB	VBN	Tense=Past|VerbForm=Part	0	root	0:root	_
4	all	all	DET	DT	_	5	det	5:det	_
5	changes	change	NOUN	NNS	Number=Plur	3	obj	3:obj	_
6	for	for	ADP	IN	_	7	case	7:case	_
7	ease	ease	NOUN	NN	Number=Sing	3	obl	3:obl:for	_
8	of	of	ADP	IN	_	9	case	9:case	_
9	reference	reference	NOUN	NN	Number=Sing	7	nmod	7:nmod:of	SpaceAfter=No
10	.	.	PUNCT	.	_	3	punct	3:punct	_
