We then drilled a tunnel to a pot (the foraging arena), where the ants got the choice between the food with medicine and the food without.
1	We	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	3	nsubj	3:nsubj	Discourse=joint-sequence_m:77->66:1|Entity=(18-person-giv:act-cf1*-1-ana)
2	then	then	ADV	RB	PronType=Dem	3	advmod	3:advmod	_
3	drilled	drill	VERB	VBD	Mood=Ind|Number=Plur|Person=1|Tense=Past|VerbForm=Fin	0	root	0:root	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	5:det	Entity=(113-place-new-cf7-5-sgl
5	tunnel	tunnel	NOUN	NN	Number=Sing	3	obj	3:obj	_
6	to	to	ADP	IN	_	8	case	8:case	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	8:det	Entity=(114-place-new-cf3-2-coref
8	pot	pot	NOUN	NN	Number=Sing	3	obl	3:obl:to	Entity=114)
9	(	(	PUNCT	-LRB-	_	12	punct	12:punct	Discourse=elaboration-additional:78->77:0|SpaceAfter=No
10	the	the	DET	DT	Definite=Def|PronType=Art	12	det	12:det	Entity=(114-place-giv:act-cf3-3-appos
11	foraging	foraging	NOUN	NN	Number=Sing	12	compound	12:compound	_
12	arena	arena	NOUN	NN	Number=Sing	8	appos	8:appos	Entity=114)|SpaceAfter=No
13	)	)	PUNCT	-RRB-	_	12	punct	12:punct	Entity=113)|SpaceAfter=No
14	,	,	PUNCT	,	_	18	punct	18:punct	_
15	where	where	ADV	WRB	PronType=Rel	18	advmod	18:advmod	Discourse=elaboration-attribute:79->77:1
16	the	the	DET	DT	Definite=Def|PronType=Art	17	det	17:det	Entity=(103-animal-giv:act-cf2-2-coref
17	ants	ant	NOUN	NNS	Number=Plur	18	nsubj	18:nsubj	Entity=103)
18	got	get	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	8	acl:relcl	8:acl:relcl	_
19	the	the	DET	DT	Definite=Def|PronType=Art	20	det	20:det	Entity=(115-abstract-new-cf5-2-sgl
20	choice	choice	NOUN	NN	Number=Sing	18	obj	18:obj	_
21	between	between	ADP	IN	_	23	case	23:case	_
22	the	the	DET	DT	Definite=Def|PronType=Art	23	det	23:det	Entity=(116-substance-new-cf6-2-coref
23	food	food	NOUN	NN	Number=Sing	20	nmod	20:nmod:between	_
24	with	with	ADP	IN	_	25	case	25:case	_
25	medicine	medicine	NOUN	NN	Number=Sing	23	nmod	23:nmod:with	Entity=(117-substance-new-cf8-1-coref)116)
26	and	and	CCONJ	CC	_	28	cc	28:cc	_
27	the	the	DET	DT	Definite=Def|PronType=Art	28	det	28:det	Entity=(118-substance-acc:com-cf4-2-coref
28	food	food	NOUN	NN	Number=Sing	23	conj	20:nmod:between|23:conj:and	_
29	without	without	ADP	IN	_	28	nmod	28:nmod	Entity=118)115)|SpaceAfter=No
30	.	.	PUNCT	.	_	3	punct	3:punct	_
