i use UTH's on all of my burrowing snakes.
1	i	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	2	nsubj	2:nsubj	_
2	use	use	VERB	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	0	root	0:root	_
3	UTH's	uth'	NOUN	NNS	Number=Plur	2	obj	2:obj	_
4	on	on	ADP	IN	_	5	case	5:case	_
5	all	all	DET	DT	_	2	obl	2:obl:on	_
6	of	of	ADP	IN	_	9	case	9:case	_
7	my	my	PRON	PRP$	Case=Gen|Number=Sing|Person=1|Poss=Yes|PronType=Prs	9	nmod:poss	9:nmod:poss	_
8	burrowing	burrow	VERB	VBG	VerbForm=Ger	9	amod	9:amod	_
9	snakes	snake	NOUN	NNS	Number=Plur	5	nmod	5:nmod:of	SpaceAfter=No
10	.	.	PUNCT	.	_	2	punct	2:punct	_
