Clearly, the agency has worked hard at tackling the technical challenges posed by a superb and surprisingly independent-minded investigative panel.
1	Clearly	clearly	ADV	RB	_	6	advmod	6:advmod	SpaceAfter=No
2	,	,	PUNCT	,	_	6	punct	6:punct	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	4:det	_
4	agency	agency	NOUN	NN	Number=Sing	6	nsubj	6:nsubj	_
5	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	aux	6:aux	_
6	worked	work	VERB	VBN	Tense=Past|VerbForm=Part	0	root	0:root	_
7	hard	hard	ADV	RB	Degree=Pos	6	advmod	6:advmod	_
8	at	at	SCONJ	IN	_	9	mark	9:mark	_
9	tackling	tackle	VERB	VBG	VerbForm=Ger	6	advcl	6:advcl:at	_
10	the	the	DET	DT	Definite=Def|PronType=Art	12	det	12:det	_
11	technical	technical	ADJ	JJ	Degree=Pos	12	amod	12:amod	_
12	challenges	challenge	NOUN	NNS	Number=Plur	9	obj	9:obj	_
13	posed	pose	VERB	VBN	Tense=Past|VerbForm=Part	12	acl	12:acl	_
14	by	by	ADP	IN	_	23	case	23:case	_
15	a	a	DET	DT	Definite=Ind|PronType=Art	23	det	23:det	_
16	superb	superb	ADJ	JJ	Degree=Pos	23	amod	23:amod	_
17	and	and	CCONJ	CC	_	21	cc	21:cc	_
18	surprisingly	surprisingly	ADV	RB	_	21	advmod	21:advmod	_
19	independent	independent	ADJ	JJ	Degree=Pos	21	amod	21:amod	SpaceAfter=No
20	-	-	PUNCT	HYPH	_	21	punct	21:punct	SpaceAfter=No
21	minded	minded	ADJ	JJ	Degree=Pos	16	conj	16:conj:and|23:amod	_
22	investigative	investigative	ADJ	JJ	Degree=Pos	23	amod	23:amod	_
23	panel	panel	NOUN	NN	Number=Sing	13	obl	13:obl:by	SpaceAfter=No
24	.	.	PUNCT	.	_	6	punct	6:punct	_
