In this case, we will (in our imaginations) use a rubber sheet that can stretch or warp if we put objects on it.
1	In	in	ADP	IN	_	3	case	3:case	Discourse=context-background:133->149:1
2	this	this	DET	DT	Number=Sing|PronType=Dem	3	det	3:det	Entity=(166-event-giv:act-cf2-2-coref
3	case	case	NOUN	NN	Number=Sing	12	obl	12:obl:in	Entity=166)|SpaceAfter=No
4	,	,	PUNCT	,	_	3	punct	3:punct	_
5	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	12	nsubj	12:nsubj	Entity=(53-person-giv:act-cf1*-1-ana)
6	will	will	AUX	MD	VerbForm=Fin	12	aux	12:aux	_
7	(	(	PUNCT	-LRB-	_	10	punct	10:punct	Discourse=adversative-concession:134->135:1|SpaceAfter=No
8	in	in	ADP	IN	_	10	case	10:case	_
9	our	our	PRON	PRP$	Case=Gen|Number=Plur|Person=1|Poss=Yes|PronType=Prs	10	nmod:poss	10:nmod:poss	Entity=(170-abstract-new-cf7-2-sgl(171-abstract-new-cf3-1-sgl)
10	imaginations	imagination	NOUN	NNS	Number=Plur	12	obl	12:obl:in	Entity=170)|SpaceAfter=No
11	)	)	PUNCT	-RRB-	_	10	punct	10:punct	_
12	use	use	VERB	VB	VerbForm=Inf	0	root	0:root	Discourse=same-unit_m:135->133:0
13	a	a	DET	DT	Definite=Ind|PronType=Art	15	det	15:det	Entity=(172-abstract-new-cf5-3-sgl
14	rubber	rubber	NOUN	NN	Number=Sing	15	compound	15:compound	Entity=(173-abstract-new-cf8-1-sgl)
15	sheet	sheet	NOUN	NN	Number=Sing	12	obj	12:obj|18:nsubj	_
16	that	that	PRON	WDT	PronType=Rel	18	nsubj	15:ref	Discourse=elaboration-attribute:136->135:0
17	can	can	AUX	MD	VerbForm=Fin	18	aux	18:aux|20:aux	_
18	stretch	stretch	VERB	VB	VerbForm=Inf	15	acl:relcl	15:acl:relcl	_
19	or	or	CCONJ	CC	_	20	cc	20:cc	Discourse=joint-disjunction_m:137->136:0
20	warp	warp	VERB	VB	VerbForm=Inf	18	conj	15:acl:relcl|18:conj:or	_
21	if	if	SCONJ	IN	_	23	mark	23:mark	Discourse=contingency-condition:138->136:1
22	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	23	nsubj	23:nsubj	Entity=(53-person-giv:act-cf1*-1-ana)
23	put	put	VERB	VBP	Mood=Ind|Number=Plur|Person=1|Tense=Pres|VerbForm=Fin	18	advcl	18:advcl:if	_
24	objects	object	NOUN	NNS	Number=Plur	23	obj	23:obj	Entity=(174-abstract-new-cf6-1-sgl)
25	on	on	ADP	IN	_	26	case	26:case	_
26	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	23	obl	23:obl:on	Entity=(175-abstract-new-cf4-1-sgl)172)|SpaceAfter=No
27	.	.	PUNCT	.	_	12	punct	12:punct	_
