Where is the "simple" explanation of the transportation piece?
1	Where	where	ADV	WRB	PronType=Int	0	root	0:root	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	cop	1:cop	_
3	the	the	DET	DT	Definite=Def|PronType=Art	7	det	7:det	_
4	"	"	PUNCT	``	_	7	punct	7:punct	SpaceAfter=No
5	simple	simple	ADJ	JJ	Degree=Pos	7	amod	7:amod	SpaceAfter=No
6	"	"	PUNCT	''	_	7	punct	7:punct	_
7	explanation	explanation	NOUN	NN	Number=Sing	1	nsubj	1:nsubj	_
8	of	of	ADP	IN	_	11	case	11:case	_
9	the	the	DET	DT	Definite=Def|PronType=Art	11	det	11:det	_
10	transportation	transportation	NOUN	NN	Number=Sing	11	compound	11:compound	_
11	piece	piece	NOUN	NN	Number=Sing	7	nmod	7:nmod:of	SpaceAfter=No
12	?	?	PUNCT	.	_	1	punct	1:punct	_
