Since an airplane can’t go through the solid body of the Earth, the shortest distance is not a straight line but the arc of a great circle.
1	Since	since	SCONJ	IN	_	6	mark	6:mark	Discourse=causal-cause:20->22:1
2	an	a	DET	DT	Definite=Ind|PronType=Art	3	det	3:det	Entity=(45-object-new-cf3-2-sgl
3	airplane	airplane	NOUN	NN	Number=Sing	6	nsubj	6:nsubj	Entity=45)
4-5	can’t	_	_	_	_	_	_	_	_
4	ca	can	AUX	MD	Number=Sing|Person=3|VerbForm=Fin	6	aux	6:aux	_
5	n’t	not	PART	RB	Polarity=Neg	6	advmod	6:advmod	_
6	go	go	VERB	VB	VerbForm=Inf	22	advcl	22:advcl:since	_
7	through	through	ADP	IN	_	10	case	10:case	_
8	the	the	DET	DT	Definite=Def|PronType=Art	10	det	10:det	Entity=(46-place-new-cf4-3-sgl
9	solid	solid	ADJ	JJ	Degree=Pos	10	amod	10:amod	_
10	body	body	NOUN	NN	Number=Sing	6	obl	6:obl:through	_
11	of	of	ADP	IN	_	13	case	13:case	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	13:det	Entity=(26-place-giv:inact-cf1-2-coref-Earth
13	Earth	Earth	PROPN	NNP	Number=Sing	10	nmod	10:nmod:of	Entity=26)46)|SpaceAfter=No
14	,	,	PUNCT	,	_	6	punct	6:punct	_
15	the	the	DET	DT	Definite=Def|PronType=Art	17	det	17:det	Discourse=adversative-antithesis:21->22:0|Entity=(47-abstract-new-cf2-3-sgl
16	shortest	short	ADJ	JJS	Degree=Sup	17	amod	17:amod	_
17	distance	distance	NOUN	NN	Number=Sing	22	nsubj	22:nsubj|25:nsubj	Entity=47)
18	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	22	cop	22:cop	_
19	not	not	PART	RB	Polarity=Neg	22	advmod	22:advmod	_
20	a	a	DET	DT	Definite=Ind|PronType=Art	22	det	22:det	Entity=(48-abstract-new-cf6-3-sgl
21	straight	straight	ADJ	JJ	Degree=Pos	22	amod	22:amod	_
22	line	line	NOUN	NN	Number=Sing	0	root	0:root	Entity=48)
23	but	but	CCONJ	CC	_	25	cc	25:cc	Discourse=explanation-evidence:22->17:0
24	the	the	DET	DT	Definite=Def|PronType=Art	25	det	25:det	Entity=(49-abstract-new-cf5-2-sgl
25	arc	arc	NOUN	NN	Number=Sing	22	conj	22:conj:but	_
26	of	of	ADP	IN	_	29	case	29:case	_
27	a	a	DET	DT	Definite=Ind|PronType=Art	29	det	29:det	Entity=(50-abstract-new-cf7-3-sgl
28	great	great	ADJ	JJ	Degree=Pos	29	amod	29:amod	XML=<hi rend:::"italic">
29	circle	circle	NOUN	NN	Number=Sing	25	nmod	25:nmod:of	Entity=50)49)|SpaceAfter=No|XML=</hi>
30	.	.	PUNCT	.	_	22	punct	22:punct	_
