Test 8 · ★★ · Hair: growing, curly and straight, eyebrows, eyelashes and…

Why does hair often get lighter in summer?

Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · What happens: get

This is test 8 · ★★ of lesson 355 «Hair: growing, curly and straight, eyebrows, eyelashes and going grey» 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	Why	why	ADV	PronType=Int	root	root
2	does	do	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	1 Why	advcl:relcl
3	hair	hair	NOUN	Number=Sing	2 does	obj
4	often	often	ADV	_	5 get	advmod
5	get	get	VERB	Mood=Ind Number=Sing Person=2 Tense=Pres VerbForm=Fin	2 does	advcl
6	lighter	light	ADJ	Degree=Cmp	5 get	xcomp
7	in	in	ADP	_	8 summer	case
8	summer	summer	NOUN	Number=Sing	6 lighter	obl
9	?	?	PUNCT	_	1 Why	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	get	present						light, often property	vn comprehend-87.2-1 «NP V S_ING»: agent=Experiencer

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

New hair grows in white because of the heat

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	New	new	ADJ	Degree=Pos	2 hair	amod
2	hair	hair	NOUN	Number=Sing	3 grows	nsubj
3	grows	grow	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	in	in	ADP	_	5 white	case
5	white	white	ADJ	Degree=Pos	3 grows	obl
6	because	because	ADP	ExtPos=ADP	9 heat	case
7	of	of	ADP	_	6 because	fixed
8	the	the	DET	Definite=Def PronType=Art	9 heat	det
9	heat	heat	NOUN	Number=Sing	3 grows	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	grow	present	New hair			white		because the heat	vn appear-48.1.1 «NP V PP.location»: agent=Theme in white=Location

Option 2

Summer air bleaches the roots

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Summer	summer	NOUN	Number=Sing	2 air	compound
2	air	air	NOUN	Number=Sing	3 bleaches	nsubj
3	bleaches	bleach	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	the	the	DET	Definite=Def PronType=Art	5 roots	det
5	roots	root	NOUN	Number=Plur	3 bleaches	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	bleach	present	Summer air	the roots					vn other_cos-45.4 «NP V NP.patient»: agent=Agent root=Patient

Option 3 · ✓ the right answer

Sunlight breaks down some of the melanin in the dead hair

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Sunlight	sunlight	NOUN	Number=Sing	2 breaks	nsubj
2	breaks	break	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	down	down	ADP	_	2 breaks	compound:prt
4	some	some	DET	PronType=Ind	2 breaks	obj
5	of	of	ADP	_	7 melanin	case
6	the	the	DET	Definite=Def PronType=Art	7 melanin	det
7	melanin	melanin	NOUN	Number=Sing	4 some	nmod
8	in	in	ADP	_	11 hair	case
9	the	the	DET	Definite=Def PronType=Art	11 hair	det
10	dead	dead	ADJ	Degree=Pos	11 hair	amod
11	hair	hair	NOUN	Number=Sing	2 breaks	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	break down	present	Sunlight	some		the dead hair			vn break-45.1 «NP V NP»: agent=Agent some=Patient

Option 4

Sweat dyes it lighter

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Sweat	sweat	NOUN	Number=Sing	2 dyes	nsubj
2	dyes	dye	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	2 dyes	obj
4	lighter	light	ADJ	Degree=Cmp	2 dyes	xcomp

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	dye	present	Sweat	it				light property	vn braid-41.2.2 «NP V NP»: agent=Agent it=Patient

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/355-hair-growing-curly-and-straight-eyebrows-eyelashes-and-going-grey/t8/