4.1. LIMITATIONS AND FUTURE DIRECTIONS.
1	4.1.	4.1.	X	LS	_	2	dep	2:dep	Discourse=organization-heading:22->26:3
2	LIMITATIONS	limitation	NOUN	NNS	Number=Plur	0	root	0:root	Entity=(32-abstract-giv:inact-cf1-1-coref)
3	AND	and	CCONJ	CC	_	5	cc	5:cc	_
4	FUTURE	future	ADJ	JJ	Degree=Pos	5	amod	5:amod	Entity=(37-abstract-new-cf2-2-sgl
5	DIRECTIONS	direction	NOUN	NNS	Number=Plur	2	conj	2:conj:and	Entity=37)|SpaceAfter=No
6	.	.	PUNCT	.	_	2	punct	2:punct	_
