---
title: Stars are born inside huge cold clouds of gas and dust called nebula… — How stars live · tree and pragmatics
description: Stars are born inside huge cold clouds of gas and dust called nebulae, where clumps collapse under their own gravity. Who acts: huge cold clouds, clumps. A sentence of the lesson «How stars live» of the space course of Mova's primary school with its dependency tree and the pragmatics of every clause
---

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# How stars live, sentence 5

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Stars are born inside huge cold clouds of gas and dust called nebulae, where clumps collapse under their own gravity.

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**Who acts:** huge cold clouds, clumps · **What happens:** bear, call, collapse, cloud · **To what, where:** Stars, huge cold clouds, nebulae, own gravity, gas · **Speech:** someone speaks here

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This is a sentence of the lesson «How stars live» of the space 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 (huge cold clouds, clumps), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:space:018-how-stars-live.lesson:5
# text = Stars are born inside huge cold clouds of gas and dust called nebulae, where clumps collapse under their own gravity.
# source = school lesson (ours)
# course = space
# lesson = 018-how-stars-live.lesson
# annotation = 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 ×2
1	Stars	star	NOUN	NNS	Number=Plur	3	nsubj:pass	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	born	bear	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	inside	inside	ADP	IN	_	7	case	_	_
5	huge	huge	ADJ	JJ	Degree=Pos	7	amod	_	_
6	cold	cold	ADJ	JJ	Degree=Pos	7	amod	_	_
7	clouds	cloud	NOUN	NNS	Number=Plur	3	obl	_	_
8	of	of	ADP	IN	_	9	case	_	_
9	gas	gas	NOUN	NN	Number=Sing	7	nmod	_	_
10	and	and	CCONJ	CC	_	11	cc	_	_
11	dust	dust	NOUN	NN	Number=Sing	9	conj	_	_
12	called	call	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	7	acl	_	Agree=R5-strong|Haiku=11:acl
13	nebulae	nebula	NOUN	NNS	Number=Plur	12	xcomp	_	_
14	,	,	PUNCT	,	_	17	punct	_	_
15	where	where	ADV	WRB	PronType=Rel	17	advmod	_	_
16	clumps	clump	NOUN	NNS	Number=Plur	17	nsubj	_	_
17	collapse	collapse	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	acl:relcl	_	Agree=R5-strong|Haiku=13:acl:relcl
18	under	under	ADP	IN	_	21	case	_	_
19	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	21	nmod:poss	_	_
20	own	own	ADJ	JJ	Degree=Pos	21	amod	_	_
21	gravity	gravity	NOUN	NN	Number=Sing	17	obl	_	_
22	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **bear** | present · passive |  | Stars |  | huge cold clouds of gas and dust |  |  | vn birth-28.2-1-1 «NP V NP»: subject=Patient |
| 2 | **call** | participle | huge cold clouds of gas and dust *not said here* | nebulae |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V»: agent=Agent |
| 3 | **collapse** | present | clumps |  |  | Stars's own gravity |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 4 | **cloud** |  |  | gas and dust |  |  |  |  | nom cloud «phenomenon transitive»: of=patient |

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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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/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:space:018-how-stars-live.lesson:5`.

**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 ×2. **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](https://md.mova.elamur.ai/free/en/releases/0.4/).

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