Besides works whose copyright has expired, there is an increasing number of modern books available under Creative Commons and similar licenses.
1	Besides	besides	ADP	IN	_	2	case	2:case	Discourse=context-background:79->86:1
2	works	work	NOUN	NNS	Number=Plur	9	obl	9:obl:besides	Entity=(103-abstract-new-cf5-1-sgl
3	whose	whose	PRON	WP$	Poss=Yes|PronType=Rel	4	nmod:poss	4:nmod:poss	Discourse=elaboration-attribute:80->79:0
4	copyright	copyright	NOUN	NN	Number=Sing	6	nsubj	6:nsubj	Entity=(104-abstract-new-cf1-1-coref)
5	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	aux	6:aux	_
6	expired	expire	VERB	VBN	Tense=Past|VerbForm=Part	2	acl:relcl	2:acl:relcl	Entity=103)|SpaceAfter=No
7	,	,	PUNCT	,	_	2	punct	2:punct	_
8	there	there	PRON	EX	PronType=Dem	9	expl	9:expl	Discourse=same-unit_m:81->79:1
9	is	be	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	0:root	_
10	an	a	DET	DT	Definite=Ind|PronType=Art	12	det	12:det	Entity=(105-abstract-new-cf2-3,9-sgl
11	increasing	increase	VERB	VBG	VerbForm=Ger	12	amod	12:amod	_
12	number	number	NOUN	NN	Number=Sing	9	nsubj	9:nsubj	_
13	of	of	ADP	IN	_	15	case	15:case	_
14	modern	modern	ADJ	JJ	Degree=Pos	15	amod	15:amod	_
15	books	book	NOUN	NNS	Number=Plur	12	nmod	12:nmod:of	_
16	available	available	ADJ	JJ	Degree=Pos	15	amod	15:amod	Discourse=elaboration-additional:82->81:0
17	under	under	ADP	IN	_	19	case	19:case	_
18	Creative	Creative	PROPN	NNP	Number=Sing	19	compound	19:compound	Entity=(106-abstract-new-cf3-1,2,5-coref(107-abstract-new-cf4-1,2-coref-Creative_Commons
19	Commons	Commons	PROPN	NNP	Number=Sing	16	obl	16:obl:under	Entity=107)
20	and	and	CCONJ	CC	_	22	cc	22:cc	_
21	similar	similar	ADJ	JJ	Degree=Pos	22	amod	22:amod	Entity=(108-abstract-new-cf6-2-sgl
22	licenses	license	NOUN	NNS	Number=Plur	19	conj	16:obl:under|19:conj:and	Entity=108)106)105)|SpaceAfter=No
23	.	.	PUNCT	.	_	9	punct	9:punct	_
