Exam question 2 · Guinea pigs, hamsters and fish

Identify the reason for which guinea pigs ought to be kept at least in pairs.

Mova's choice: option 2 · The right answer: option 3 · wrong ✗ · Who acts: you · What happens: identify, keep · To what, where: reason, guinea pigs, least

This is exam question 2 of lesson 63 «Guinea pigs, hamsters and fish» of the everyday course of Mova's primary school, asked in stiff, formal language. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: the test at school.

The question

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Identify	identify	VERB	Mood=Imp VerbForm=Fin	root	root
2	the	the	DET	Definite=Def PronType=Art	3 reason	det
3	reason	reason	NOUN	Number=Sing	1 Identify	obj
4	for	for	ADP	_	5 which	case
5	which	which	PRON	PronType=Rel	11 kept	obl
6	guinea	guinea	NOUN	Number=Sing	7 pigs	compound
7	pigs	pig	NOUN	Number=Plur	11 kept	nsubj:pass
8	ought	ought	AUX	VerbForm=Fin	11 kept	aux
9	to	to	PART	_	11 kept	mark
10	be	be	AUX	VerbForm=Inf	11 kept	aux:pass
11	kept	keep	VERB	Tense=Past VerbForm=Part Voice=Pass	3 reason	acl:relcl
12	at	at	ADP	_	13 least	case
13	least	least	ADJ	Degree=Sup	11 kept	obl
14	in	in	ADP	_	15 pairs	case
15	pairs	pair	NOUN	Number=Plur	11 kept	obl
16	.	.	PUNCT	_	1 Identify	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	identify	imperative	you not said here	the reason					vn characterize-29.2-1-1 «NP V NP S_ING»: agent=Agent reason=Theme
2	keep	ought · passive	you not said here	guinea pigs		least		for the reason; in pairs	vn keep-15.2 «NP V NP PP.location»: subject=Theme at least=Location

One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

The options

Option 1

They fight when kept alone

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	They	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	2 fight	nsubj
2	fight	fight	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	when	when	SCONJ	_	4 kept	mark
4	kept	keep	VERB	Tense=Past VerbForm=Part Voice=Pass	2 fight	advcl
5	alone	alone	ADV	_	4 kept	xcomp

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	fight	present	They						vn battle-36.4-1 «NP V»: agent=Agent
2	keep	participle	They not said here						vn keep-15.2 «NP V NP»: agent=Agent

Option 2 · ← Mova's choice

They require each other for warmth only

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	They	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	2 require	nsubj
2	require	require	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	each	each	DET	ExtPos=PRON PronType=Rcp	2 require	obj
4	other	other	ADJ	Degree=Pos	3 each	fixed
5	for	for	ADP	_	6 warmth	case
6	warmth	warmth	NOUN	Number=Sing	2 require	obl
7	only	only	ADV	_	2 require	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	require	present	They	each				for warmth	vn require-103-1 «NP V NP»: agent=Theme each=Precondition

Option 3 · ✓ the right answer

They are herd animals

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	They	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	4 animals	nsubj
2	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	4 animals	cop
3	herd	herd	NOUN	Number=Sing	4 animals	compound
4	animals	animal	NOUN	Number=Plur	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present	They	herd animals					tree rules

Option 4

Single guinea pigs cannot eat

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Single	single	ADJ	Degree=Pos	3 pigs	amod
2	guinea	guinea	NOUN	Number=Sing	3 pigs	compound
3	pigs	pig	NOUN	Number=Plur	6 eat	nsubj
4	can	can	AUX	VerbForm=Fin	6 eat	aux
5	not	not	PART	Polarity=Neg	6 eat	advmod
6	eat	eat	VERB	VerbForm=Inf	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not eat	can	Single guinea pigs						vn eat-39.1-1 «NP V»: agent=Agent

Text: the tests of Mova's primary school, written for Mova (world/data/school/), as the course runner gave them to the student. Trees: Mova's own parse — the en model on the CPU, when the site is built — not checked by a teacher; they may be wrong. Frames: Mova's frames reader (prag), each text read on its own. Elamur Cosmic License.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/everyday/63-guinea-pigs-hamsters-and-fish/e2/