Exam question 1 · The ape house: gorillas and chimpanzees

Identify the principal purpose of the chest-beating display of the gorilla.

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: you, beating display · What happens: identify, beat, purpose, display · To what, where: principal purpose, gorilla

This is exam question 1 of lesson 84 «The ape house: gorillas and chimpanzees» of the biology 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	4 purpose	det
3	principal	principal	ADJ	Degree=Pos	4 purpose	amod
4	purpose	purpose	NOUN	Number=Sing	1 Identify	obj
5	of	of	ADP	_	10 display	case
6	the	the	DET	Definite=Def PronType=Art	10 display	det
7	chest	chest	NOUN	Number=Sing	9 beating	compound
8	-	-	PUNCT	_	7 chest	punct
9	beating	beat	VERB	VerbForm=Ger	10 display	amod
10	display	display	NOUN	Number=Sing	4 purpose	nmod
11	of	of	ADP	_	13 gorilla	case
12	the	the	DET	Definite=Def PronType=Art	13 gorilla	det
13	gorilla	gorilla	NOUN	Number=Sing	10 display	nmod
14	.	.	PUNCT	_	1 Identify	punct

#	verb	tense, mood	who	what, whom	roles by
1	identify	imperative	you not said here	the principal purpose of the beating display of the gorilla	vn characterize-29.2-1-1 «NP V NP S_ING»: agent=Agent purpose=Theme
2	beat	gerund			vn sound_emission-43.2 «NP V»: agent=Theme
3	purpose		the beating display of the gorilla		nom purpose «cognition intransitive»: of=agent
4	display			the gorilla	nom display «communication transitive»: of=patient

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 · ← Mova's choice

To regulate body temperature

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	To	to	PART	_	2 regulate	mark
2	regulate	regulate	VERB	Mood=Imp VerbForm=Fin	root	root
3	body	body	NOUN	Number=Sing	4 temperature	compound
4	temperature	temperature	NOUN	Number=Sing	2 regulate	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	regulate	to-infinitive		body temperature					tree rules

Option 2

To dislodge parasites from the fur

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	To	to	PART	_	2 dislodge	mark
2	dislodge	dislodge	VERB	Mood=Imp VerbForm=Fin	root	root
3	parasites	parasite	NOUN	Number=Plur	2 dislodge	obj
4	from	from	ADP	_	6 fur	case
5	the	the	DET	Definite=Def PronType=Art	6 fur	det
6	fur	fur	NOUN	Number=Sing	2 dislodge	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	dislodge	to-infinitive		parasites		the fur			vn remove-10.1 «NP V NP PP»: agent=Agent parasite=Theme from fur=Initial_Location

Option 3

To summon the keeper at the appointed hour of feeding each day

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	To	to	PART	_	2 summon	mark
2	summon	summon	VERB	VerbForm=Inf	8 hour	advcl
3	the	the	DET	Definite=Def PronType=Art	4 keeper	det
4	keeper	keeper	NOUN	Number=Sing	2 summon	obj
5	at	at	ADP	_	8 hour	case
6	the	the	DET	Definite=Def PronType=Art	8 hour	det
7	appointed	appoint	VERB	Tense=Past VerbForm=Part Voice=Pass	8 hour	amod
8	hour	hour	NOUN	Number=Sing	root	root
9	of	of	SCONJ	_	10 feeding	mark
10	feeding	feed	VERB	VerbForm=Ger	8 hour	acl
11	each	each	DET	PronType=Tot	12 day	det
12	day	day	NOUN	Number=Sing	10 feeding	obl:unmarked

#	verb	tense, mood	who	what, whom	when	roles by
1	summon	to-infinitive		the keeper		vn urge-58.1-1 «NP V NP»: agent=Agent keeper=Recipient
2	appoint	participle				vn appoint-29.1 «NP V NP»: agent=Agent
3	feed	gerund	the appointed hour not said here		day	vn gorge-39.6 «NP V PP.patient»: agent=Agent

Option 4 · ✓ the right answer

To signal size and strength, frequently averting an actual fight

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	To	to	PART	_	2 signal	mark
2	signal	signal	VERB	Mood=Imp VerbForm=Fin	root	root
3	size	size	NOUN	Number=Sing	2 signal	obj
4	and	and	CCONJ	_	5 strength	cc
5	strength	strength	NOUN	Number=Sing	3 size	conj
6	,	,	PUNCT	_	8 averting	punct
7	frequently	frequently	ADV	_	8 averting	advmod
8	averting	avert	VERB	Tense=Pres VerbForm=Part	2 signal	advcl
9	an	a	DET	Definite=Ind PronType=Art	11 fight	det
10	actual	actual	ADJ	Degree=Pos	11 fight	amod
11	fight	fight	NOUN	Number=Sing	8 averting	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	signal speech: other	to-infinitive		size and strength					vn instr_communication-37.4.1 «NP V NP»: agent=Agent size=Topic
2	avert	gerund		a actual fight				frequently property	tree rules

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/biology/84-ape-house-gorillas-and-chimpanzees/e1/