---
title: Fire extinguishers use water, foam, powder or carbon dioxide; the co… — Fire: what it needs and how to put it out · tree and pragmatics
description: Fire extinguishers use water, foam, powder or carbon dioxide; the coloured band shows which fires each one is for. Who acts: Fire extinguishers, coloured band. A sentence of the lesson «Fire: what it needs and how to put it out» of the chemistry course of Mova's primary school with its dependency tr
---

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# Fire: what it needs and how to put it out, sentence 8

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Fire extinguishers use water, foam, powder or carbon dioxide; the coloured band shows which fires each one is for.

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**Who acts:** Fire extinguishers, coloured band · **What happens:** use, show · **To what, where:** water, fires

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This is a sentence of the lesson «Fire: what it needs and how to put it out» of the chemistry 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 (Fire extinguishers, coloured band), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:chemistry:012-fire-what-it-needs.lesson:8
# text = Fire extinguishers use water, foam, powder or carbon dioxide; the coloured band shows which fires each one is for.
# source = school lesson (ours)
# course = chemistry
# lesson = 012-fire-what-it-needs.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): R3-conj-first ×2, R7-rel-agree ×2
1	Fire	fire	NOUN	NN	Number=Sing	2	compound	_	_
2	extinguishers	extinguisher	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	use	use	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	water	water	NOUN	NN	Number=Sing	3	obj	_	_
5	,	,	PUNCT	,	_	6	punct	_	_
6	foam	foam	NOUN	NN	Number=Sing	4	conj	_	_
7	,	,	PUNCT	,	_	8	punct	_	_
8	powder	powder	NOUN	NN	Number=Sing	4	conj	_	Agree=R3-conj-first|Haiku=6:conj
9	or	or	CCONJ	CC	_	11	cc	_	_
10	carbon	carbon	NOUN	NN	Number=Sing	11	compound	_	_
11	dioxide	dioxide	NOUN	NN	Number=Sing	4	conj	_	Agree=R3-conj-first|Haiku=6:conj
12	;	;	PUNCT	,	_	16	punct	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
14	coloured	coloured	ADJ	JJ	Degree=Pos	15	amod	_	_
15	band	band	NOUN	NN	Number=Sing	16	nsubj	_	_
16	shows	show	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	parataxis	_	Agree=R7-rel-agree|Haiku=3:conj
17	which	which	DET	WDT	PronType=Rel	18	det	_	_
18	fires	fire	NOUN	NNS	Number=Plur	16	obj	_	_
19	each	each	DET	DT	PronType=Tot	20	det	_	_
20	one	one	NOUN	NN	Number=Sing	22	nsubj	_	_
21	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	22	cop	_	_
22	for	for	ADP	IN	_	18	case	_	Agree=R7-rel-agree|Haiku=18:acl:relcl
23	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **use** | present | Fire extinguishers | water and foam and powder or carbon dioxide |  |  |  |  | vn eat-39.1 «NP V NP»: agent=Agent water=Patient |
| 2 | **show** | present | the coloured band | which fires |  |  |  |  | vn transfer\_mesg-37.1.1-1-1 «NP V NP.recipient»: agent=Agent fire=Recipient |

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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:chemistry:012-fire-what-it-needs.lesson:8`.

**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): R3-conj-first ×2, R7-rel-agree ×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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- ← previous: [Fire: what it needs and how to put it…, 7](https://md.mova.elamur.ai/free/en/corpora/school/chemistry/12-fire-what-it-needs/7/)
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