It has a long history in scholarship (Baron & Beresford 2014), but many key aspects of its production and significance have not yet been fully understood.
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	2:nsubj	Discourse=adversative-concession:54->56:0|Entity=(44-object-giv:act-cf1*-1-ana)
2	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	0:root	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	5:det	Entity=(134-abstract-new-cf5-3-sgl
4	long	long	ADJ	JJ	Degree=Pos	5	amod	5:amod	_
5	history	history	NOUN	NN	Number=Sing	2	obj	2:obj	_
6	in	in	ADP	IN	_	7	case	7:case	_
7	scholarship	scholarship	NOUN	NN	Number=Sing	5	nmod	5:nmod:in	Entity=(135-abstract-new-cf8-1-sgl)134)
8	(	(	PUNCT	-LRB-	_	9	punct	9:punct	Discourse=explanation-evidence:55->54:0|SpaceAfter=No
9	Baron	Baron	PROPN	NNP	Number=Sing	2	dep	2:dep	Entity=(136-person-new-cf6-1-sgl)
10	&	&	CCONJ	CC	_	11	cc	11:cc	_
11	Beresford	Beresford	PROPN	NNP	Number=Sing	9	conj	2:dep|9:conj:and	Entity=(137-person-new-cf7-1-sgl)
12	2014	2014	NUM	CD	NumForm=Digit|NumType=Card	9	nmod:tmod	9:nmod:tmod	Entity=(113-time-giv:inact-cf3-1-coref)|SpaceAfter=No|XML=<date when:::"2014"></date>
13	)	)	PUNCT	-RRB-	_	9	punct	9:punct	SpaceAfter=No
14	,	,	PUNCT	,	_	29	punct	29:punct	_
15	but	but	CCONJ	CC	_	29	cc	29:cc	Discourse=joint-list_m:56->50:1
16	many	many	ADJ	JJ	Degree=Pos	18	amod	18:amod	Entity=(138-abstract-new-cf4-3-sgl
17	key	key	ADJ	JJ	Degree=Pos	18	amod	18:amod	_
18	aspects	aspect	NOUN	NNS	Number=Plur	29	nsubj:pass	29:nsubj:pass	_
19	of	of	ADP	IN	_	21	case	21:case	_
20	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	21	nmod:poss	21:nmod:poss	Entity=(139-event-new-cf9-2-sgl(44-object-giv:act-cf1*-1-ana)
21	production	production	NOUN	NN	Number=Sing	18	nmod	18:nmod:of	Entity=139)
22	and	and	CCONJ	CC	_	23	cc	23:cc	_
23	significance	significance	NOUN	NN	Number=Sing	21	conj	18:nmod:of|21:conj:and	Entity=(82-abstract-giv:inact-cf2-1-coref)138)
24	have	have	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	29	aux	29:aux	_
25	not	not	PART	RB	Polarity=Neg	29	advmod	29:advmod	_
26	yet	yet	ADV	RB	_	29	advmod	29:advmod	_
27	been	be	AUX	VBN	Tense=Past|VerbForm=Part	29	aux:pass	29:aux:pass	_
28	fully	fully	ADV	RB	Degree=Pos	29	advmod	29:advmod	_
29	understood	understand	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	conj	2:conj:but	SpaceAfter=No
30	.	.	PUNCT	.	_	2	punct	2:punct	_
