Test 7 · ★ · Evolution simply: why living things change over many gener…

«polar bears are white bears with white skin, obviously» What is right?

Mova's choice: option 1 · The right answer: option 1 · right ✓ · Who acts: polar bears, white bears · What happens: be · To what, where: white bears

This is test 7 · ★ of lesson 73 «Evolution simply: why living things change over many generations» 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	«	«	PUNCT	_	6 bears	punct
2	polar	polar	ADJ	Degree=Pos	3 bears	amod
3	bears	bear	NOUN	Number=Plur	6 bears	nsubj
4	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	6 bears	cop
5	white	white	ADJ	Degree=Pos	6 bears	amod
6	bears	bear	NOUN	Number=Plur	15 right	nsubj
7	with	with	ADP	_	9 skin	case
8	white	white	ADJ	Degree=Pos	9 skin	amod
9	skin	skin	NOUN	Number=Sing	6 bears	nmod
10	,	,	PUNCT	_	11 obviously	punct
11	obviously	obviously	ADV	_	15 right	advmod
12	»	»	PUNCT	_	11 obviously	punct
13	What	what	PRON	PronType=Int	15 right	nsubj
14	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	15 right	cop
15	right	right	ADJ	Degree=Pos	root	root
16	?	?	PUNCT	_	15 right	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a in a quote	present	polar bears	white bears				with white skin	tree rules
2	is	present	white bears					obviously, right property	tree rules

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 · ✓ the right answer

Their fur is made of clear hairs and their skin is black

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	2 fur	nmod:poss
2	fur	fur	NOUN	Number=Sing	4 made	nsubj:pass
3	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 made	aux:pass
4	made	make	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
5	of	of	ADP	_	7 hairs	case
6	clear	clear	ADJ	Degree=Pos	7 hairs	amod
7	hairs	hair	NOUN	Number=Plur	4 made	obl
8	and	and	CCONJ	_	12 black	cc
9	their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	10 skin	nmod:poss
10	skin	skin	NOUN	Number=Sing	12 black	nsubj
11	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	12 black	cop
12	black	black	ADJ	Degree=Pos	4 made	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	make	present · passive		Their fur				of clear hairs	vn build-26.1-1 «NP.asset V NP»: subject=Product
2	is	present	hairs's skin					black property	tree rules

Option 2

Their skin is pink and their fur is grey

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	2 skin	nmod:poss
2	skin	skin	NOUN	Number=Sing	4 pink	nsubj
3	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 pink	cop
4	pink	pink	ADJ	Degree=Pos	root	root
5	and	and	CCONJ	_	9 grey	cc
6	their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	7 fur	nmod:poss
7	fur	fur	NOUN	Number=Sing	9 grey	nsubj
8	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	9 grey	cop
9	grey	grey	ADJ	Degree=Pos	4 pink	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Their skin					pink property	tree rules
2	is	present	their fur					grey property	tree rules

Option 3

Their fur is coated in white snow that never melts

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	2 fur	nmod:poss
2	fur	fur	NOUN	Number=Sing	4 coated	nsubj:pass
3	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 coated	aux:pass
4	coated	coat	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
5	in	in	ADP	_	7 snow	case
6	white	white	ADJ	Degree=Pos	7 snow	amod
7	snow	snow	NOUN	Number=Sing	4 coated	obl
8	that	that	PRON	PronType=Rel	10 melts	nsubj
9	never	never	ADV	PronType=Neg	10 melts	advmod
10	melts	melt	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	7 snow	acl:relcl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	coat	present · passive		Their fur				in white snow	vn fill-9.8-1 «NP V NP PP.theme»: subject=Destination in snow=Theme
2	not melt	present	white snow						vn other_cos-45.4-1 «NP.patient V»: agent=Patient

Option 4

Yes, white fur on white skin, like snow

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Yes	yes	INTJ	Polarity=Pos	3 white	discourse
2	,	,	PUNCT	_	1 Yes	punct
3	white	white	ADJ	Degree=Pos	4 fur	amod
4	fur	fur	NOUN	Number=Sing	root	root
5	on	on	ADP	_	7 skin	case
6	white	white	ADJ	Degree=Pos	7 skin	amod
7	skin	skin	NOUN	Number=Sing	4 fur	nmod
8	,	,	PUNCT	_	10 snow	punct
9	like	like	ADP	_	10 snow	case
10	snow	snow	NOUN	Number=Sing	4 fur	conj

The frames reader finds no event or fact in this sentence.

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/73-evolution-simply/t7/