Hair: growing, curly and straight, eyebrows, eyelashes and going grey, sentence 13

Grey hair grows when colour cells in the roots stop making melanin, and many people start to go grey in their thirties or forties.

Who acts: Grey hair, colour cells, many people · What happens: grow, stop, make, start, go · To what, where: melanin, thirties

This is a sentence of the lesson «Hair: growing, curly and straight, eyebrows, eyelashes and going grey» of the biology course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (Grey hair, colour cells, many people), what happens, when and where, as Mova's frames read it from the tree.

The tree

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Grey	grey	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	when	when	ADV	PronType=Int	10 stop	advmod
5	colour	colour	NOUN	Number=Sing	6 cells	compound
6	cells	cell	NOUN	Number=Plur	10 stop	nsubj
7	in	in	ADP	_	9 roots	case
8	the	the	DET	Definite=Def PronType=Art	9 roots	det
9	roots	root	NOUN	Number=Plur	6 cells	nmod
10	stop	stop	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 grows	advcl
11	making	make	VERB	VerbForm=Ger	10 stop	xcomp
12	melanin	melanin	NOUN	Number=Sing	11 making	obj
13	,	,	PUNCT	_	17 start	punct
14	and	and	CCONJ	_	17 start	cc
15	many	many	ADJ	Degree=Pos	16 people	amod
16	people	people	NOUN	Number=Plur	17 start	nsubj
17	start	start	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 grows	conj
18	to	to	PART	_	19 go	mark
19	go	go	VERB	VerbForm=Inf	17 start	xcomp
20	grey	grey	ADJ	Degree=Pos	19 go	xcomp
21	in	in	ADP	_	23 thirties	case
22	their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	23 thirties	nmod:poss
23	thirties	thirty	NOUN	Number=Plur	19 go	obl
24	or	or	CCONJ	_	25 forties	cc
25	forties	forty	NOUN	Number=Plur	23 thirties	conj
26	.	.	PUNCT	_	3 grows	punct

Pragmatics

No stored speech act for this sentence.

#	verb	tense, mood	who	what, whom	where	other	roles by
1	grow	present	Grey hair				vn appear-48.1.1 «NP V»: agent=Theme
2	stop	present	colour cells in the roots				vn stop-55.4-1-1 «NP V S_ING»: agent=Affector clause=Eventuality
3	make	gerund	colour cells in the roots not said here	melanin			vn build-26.1-1 «NP.asset V NP»: agent=Asset melanin=Product
4	start	present	many people				vn begin-55.1-1-1 «NP V S_INF»: agent=Agent clause=Eventuality
5	go	to-infinitive	many people not said here		people's thirties or forties	grey property	vn occur-48.3-2 «NP V PP»: agent=Theme in thirty=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.

Licence: CC BY-SA 4.0, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, mova-school-agreed-en.conllu) is part. The lessons were written for Mova's primary school. Sentence school:biology:355-hair-growing-curly-and-straight-eyebrows-eyelashes-and-going-grey.lesson:13.

The tree: Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×1. The frames are read from the tree by Mova's frames reader (prag) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the release 0.4.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/school/biology/355-hair-growing-curly-and-straight-eyebrows-eyelashes-and-going-grey/13/