Rusted, torn corners in the stalls, unhealthy air, straight load instead of slant load can all make travelling hard, if not downright dangerous, on your horse.
1	Rusted	rust	VERB	VBN	Tense=Past|VerbForm=Part	4	amod	4:amod	SpaceAfter=No
2	,	,	PUNCT	,	_	4	punct	4:punct	_
3	torn	tear	VERB	VBN	Tense=Past|VerbForm=Part	4	amod	4:amod	_
4	corners	corner	NOUN	NNS	Number=Plur	20	nsubj	20:nsubj	_
5	in	in	ADP	IN	_	7	case	7:case	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	7:det	_
7	stalls	stall	NOUN	NNS	Number=Plur	4	nmod	4:nmod:in	SpaceAfter=No
8	,	,	PUNCT	,	_	4	punct	4:punct	_
9	unhealthy	unhealthy	ADJ	JJ	Degree=Pos	10	amod	10:amod	_
10	air	air	NOUN	NN	Number=Sing	4	list	4:list	SpaceAfter=No
11	,	,	PUNCT	,	_	4	punct	4:punct	_
12	straight	straight	ADJ	JJ	Degree=Pos	13	amod	13:amod	_
13	load	load	NOUN	NN	Number=Sing	4	list	4:list	_
14	instead	instead	ADV	RB	_	17	case	17:case	_
15	of	of	ADP	IN	_	14	fixed	14:fixed	_
16	slant	slant	ADJ	JJ	Degree=Pos	17	amod	17:amod	_
17	load	load	NOUN	NN	Number=Sing	13	nmod	13:nmod:instead_of	_
18	can	can	AUX	MD	VerbForm=Fin	20	aux	20:aux	_
19	all	all	ADV	RB	_	20	advmod	20:advmod	_
20	make	make	VERB	VB	VerbForm=Inf	0	root	0:root	_
21	travelling	travel	NOUN	NN	Number=Sing	20	obj	20:obj|22:nsubj:xsubj	_
22	hard	hard	ADJ	JJ	Degree=Pos	20	xcomp	20:xcomp	SpaceAfter=No
23	,	,	PUNCT	,	_	22	punct	22:punct	_
24	if	if	SCONJ	IN	_	27	mark	27:mark	_
25	not	not	PART	RB	_	27	advmod	27:advmod	_
26	downright	downright	ADV	RB	_	27	advmod	27:advmod	_
27	dangerous	dangerous	ADJ	JJ	Degree=Pos	22	advcl	22:advcl:if	SpaceAfter=No
28	,	,	PUNCT	,	_	22	punct	22:punct	_
29	on	on	ADP	IN	_	31	case	31:case	_
30	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	31	nmod:poss	31:nmod:poss	_
31	horse	horse	NOUN	NN	Number=Sing	22	obl	22:obl:on	SpaceAfter=No
32	.	.	PUNCT	.	_	20	punct	20:punct	_
