Test 4 · ★ · The Arctic tundra: musk oxen, arctic foxes, snowy owls and…

What would happen to an arctic fox that stayed brown in a snowy winter?

Mova's choice: option 1 · The right answer: option 2 · wrong ✗ · Who acts: arctic fox · What happens: happen, stay

This is test 4 · ★ of lesson 168 «The Arctic tundra: musk oxen, arctic foxes, snowy owls and the truth about lemmings» of the biology course of Mova's primary school. 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	What	what	PRON	PronType=Int	3 happen	nsubj
2	would	would	AUX	VerbForm=Fin	3 happen	aux
3	happen	happen	VERB	VerbForm=Inf	root	root
4	to	to	ADP	_	7 fox	case
5	an	a	DET	Definite=Ind PronType=Art	7 fox	det
6	arctic	arctic	ADJ	Degree=Pos	7 fox	amod
7	fox	fox	NOUN	Number=Sing	3 happen	obl
8	that	that	PRON	PronType=Rel	9 stayed	nsubj
9	stayed	stay	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	7 fox	acl:relcl
10	brown	brown	ADJ	Degree=Pos	9 stayed	xcomp
11	in	in	ADP	_	14 winter	case
12	a	a	DET	Definite=Ind PronType=Art	14 winter	det
13	snowy	snowy	ADJ	Degree=Pos	14 winter	amod
14	winter	winter	NOUN	Number=Sing	9 stayed	obl
15	?	?	PUNCT	_	3 happen	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	happen	would						to a arctic fox	vn occur-48.3-1 «NP V»: agent=Theme
2	stay	past	a arctic fox				winter	brown property	vn exist-47.1 «NP V»: agent=Theme

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

It would hide better on the dark rocks and moss

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	It	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	3 hide	nsubj
2	would	would	AUX	VerbForm=Fin	3 hide	aux
3	hide	hide	VERB	VerbForm=Inf	root	root
4	better	well	ADV	Degree=Cmp	3 hide	advmod
5	on	on	ADP	_	8 rocks	case
6	the	the	DET	Definite=Def PronType=Art	8 rocks	det
7	dark	dark	ADJ	Degree=Pos	8 rocks	amod
8	rocks	rock	NOUN	Number=Plur	3 hide	obl
9	and	and	CCONJ	_	10 moss	cc
10	moss	moss	NOUN	Number=Sing	8 rocks	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	hide	would	It			the dark rocks and moss		well property	vn concealment-16-1 «NP V PP.location»: agent=Agent on rock=Location

Option 2 · ✓ the right answer

Its prey and enemies would spot it more easily

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	2 prey	nmod:poss
2	prey	prey	NOUN	Number=Sing	6 spot	nsubj
3	and	and	CCONJ	_	4 enemies	cc
4	enemies	enemy	NOUN	Number=Plur	2 prey	conj
5	would	would	AUX	VerbForm=Fin	6 spot	aux
6	spot	spot	VERB	VerbForm=Inf	root	root
7	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	6 spot	obj
8	more	more	ADV	Degree=Cmp	9 easily	advmod
9	easily	easily	ADV	_	6 spot	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	spot	would	Its prey and enemies	it				easily property	vn fill-9.8-1 «NP V NP»: agent=Theme it=Destination

Option 3

It would stay warmer

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	It	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	3 stay	nsubj
2	would	would	AUX	VerbForm=Fin	3 stay	aux
3	stay	stay	VERB	VerbForm=Inf	root	root
4	warmer	warm	ADJ	Degree=Cmp	3 stay	xcomp

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	stay	would	It					warm property	vn exist-47.1 «NP V»: agent=Theme

Option 4

Nothing would change

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Nothing	nothing	PRON	Number=Sing PronType=Neg	3 change	nsubj
2	would	would	AUX	VerbForm=Fin	3 change	aux
3	change	change	VERB	VerbForm=Inf	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	change	would	Nothing						vn dress-41.1.1-1-1 «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/biology/168-the-arctic-tundra-musk-oxen-arctic-foxes-and-the-truth-about-lemmings/t4/