However, a systematic metascience on replication research has not yet been established in the field of L2 research, leaving a poor understanding of the actual number and nature of replication studies that have been published.
1	However	however	ADV	RB	_	13	advmod	13:advmod	Discourse=adversative-contrast_m:70->67:4|Entity=(148-abstract-new-cf9-13-disc|SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	1:punct	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	5:det	Entity=(149-abstract-new-cf6-3-sgl
4	systematic	systematic	ADJ	JJ	Degree=Pos	5	amod	5:amod	_
5	metascience	metascience	NOUN	NN	Number=Sing	13	nsubj:pass	13:nsubj:pass	_
6	on	on	ADP	IN	_	8	case	8:case	_
7	replication	replication	NOUN	NN	Number=Sing	8	compound	8:compound	Entity=(22-abstract-giv:inact-cf5-2-coref(7-abstract-giv:act-cf3-1-coref)
8	research	research	NOUN	NN	Number=Sing	5	nmod	5:nmod:on	Entity=22)149)
9	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	aux	13:aux	_
10	not	not	PART	RB	Polarity=Neg	13	advmod	13:advmod	_
11	yet	yet	ADV	RB	_	13	advmod	13:advmod	_
12	been	be	AUX	VBN	Tense=Past|VerbForm=Part	13	aux:pass	13:aux:pass	_
13	established	establish	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	0:root	_
14	in	in	ADP	IN	_	16	case	16:case	_
15	the	the	DET	DT	Definite=Def|PronType=Art	16	det	16:det	Entity=(2-abstract-giv:act-cf1*-2-coref
16	field	field	NOUN	NN	Number=Sing	13	obl	13:obl:in	_
17	of	of	ADP	IN	_	19	case	19:case	_
18	L2	L2	NOUN	NN	Number=Sing	19	compound	19:compound	Entity=(3-abstract-giv:act-cf4-1-coref-Second_language)
19	research	research	NOUN	NN	Number=Sing	16	nmod	16:nmod:of	Entity=2)|SpaceAfter=No
20	,	,	PUNCT	,	_	21	punct	21:punct	_
21	leaving	leave	VERB	VBG	VerbForm=Ger	13	advcl	13:advcl	Discourse=causal-result:71->70:0
22	a	a	DET	DT	Definite=Ind|PronType=Art	24	det	24:det	Entity=(150-abstract-new-cf7-3-sgl
23	poor	poor	ADJ	JJ	Degree=Pos	24	amod	24:amod	_
24	understanding	understanding	NOUN	NN	Number=Sing	21	obj	21:obj	_
25	of	of	ADP	IN	_	28	case	28:case	_
26	the	the	DET	DT	Definite=Def|PronType=Art	28	det	28:det	Entity=(151-abstract-new-cf8-3,5-sgl
27	actual	actual	ADJ	JJ	Degree=Pos	28	amod	28:amod	_
28	number	number	NOUN	NN	Number=Sing	24	nmod	24:nmod:of	_
29	and	and	CCONJ	CC	_	30	cc	30:cc	_
30	nature	nature	NOUN	NN	Number=Sing	28	conj	24:nmod:of|28:conj:and	_
31	of	of	ADP	IN	_	33	case	33:case	_
32	replication	replication	NOUN	NN	Number=Sing	33	compound	33:compound	Entity=(127-abstract-giv:act-cf2-2-coref(7-abstract-giv:act-cf3-1-coref)
33	studies	study	NOUN	NNS	Number=Plur	28	nmod	28:nmod:of|37:nsubj:pass	_
34	that	that	PRON	WDT	PronType=Rel	37	nsubj:pass	33:ref	Discourse=elaboration-attribute:72->71:0
35	have	have	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	37	aux	37:aux	_
36	been	be	AUX	VBN	Tense=Past|VerbForm=Part	37	aux:pass	37:aux:pass	_
37	published	publish	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	33	acl:relcl	33:acl:relcl	Entity=127)151)150)|SpaceAfter=No
38	.	.	PUNCT	.	_	13	punct	13:punct	Entity=148)
