---
title: A carbon monoxide alarm senses carbon monoxide, a poison gas with no… — Electricity at home: switches, plugs, fuses and… · tree and pragmatics
description: A carbon monoxide alarm senses carbon monoxide, a poison gas with no colour, smell or taste that can come from badly burning boilers, fires or cookers. Who acts: monoxide alarm, smell. A sentence of the lesson «Electricity at home: switches, plugs, fuses and alarms» of the technology course of Mova'
---

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# Electricity at home: switches, plugs, fuses and alarms, sentence 14

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A carbon monoxide alarm senses carbon monoxide, a poison gas with no colour, smell or taste that can come from badly burning boilers, fires or cookers.

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**Who acts:** monoxide alarm, smell · **What happens:** sense, come, burn · **To what, where:** carbon monoxide, burning boilers

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This is a sentence of the lesson «Electricity at home: switches, plugs, fuses and alarms» of the technology 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 (monoxide alarm, smell), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:014-electricity-at-home.lesson:14
# text = A carbon monoxide alarm senses carbon monoxide, a poison gas with no colour, smell or taste that can come from badly burning boilers, fires or cookers.
# source = school lesson (ours)
# course = technology
# lesson = 014-electricity-at-home.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): R2-punct-next ×1, R3-conj-first ×1, R5-strong ×2
1	A	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
2	carbon	carbon	NOUN	NN	Number=Sing	3	compound	_	_
3	monoxide	monoxide	NOUN	NN	Number=Sing	4	compound	_	_
4	alarm	alarm	NOUN	NN	Number=Sing	5	nsubj	_	_
5	senses	sense	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	carbon	carbon	NOUN	NN	Number=Sing	7	compound	_	_
7	monoxide	monoxide	NOUN	NN	Number=Sing	5	obj	_	_
8	,	,	PUNCT	,	_	11	punct	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
10	poison	poison	NOUN	NN	Number=Sing	11	compound	_	_
11	gas	gas	NOUN	NN	Number=Sing	7	appos	_	_
12	with	with	ADP	IN	_	14	case	_	_
13	no	no	DET	DT	PronType=Neg	14	det	_	_
14	colour	colour	NOUN	NN	Number=Sing	11	nmod	_	_
15	,	,	PUNCT	,	_	16	punct	_	Agree=R2-punct-next|Haiku=14:punct
16	smell	smell	NOUN	NN	Number=Sing	14	conj	_	_
17	or	or	CCONJ	CC	_	18	cc	_	_
18	taste	taste	NOUN	NN	Number=Sing	14	conj	_	Agree=R3-conj-first|Haiku=16:conj
19	that	that	PRON	WDT	PronType=Rel	21	nsubj	_	_
20	can	can	AUX	MD	VerbForm=Fin	21	aux	_	_
21	come	come	VERB	VB	VerbForm=Inf	16	acl:relcl	_	_
22	from	from	ADP	IN	_	24	case	_	_
23	badly	badly	ADV	RB	Degree=Pos	24	advmod	_	_
24	burning	burn	VERB	VBG	Tense=Pres|VerbForm=Part	25	amod	_	Agree=R5-strong|Haiku=21:obl
25	boilers	boiler	NOUN	NNS	Number=Plur	21	obl	_	Agree=R5-strong|Haiku=24:obj
26	,	,	PUNCT	,	_	27	punct	_	_
27	fires	fire	NOUN	NNS	Number=Plur	25	conj	_	_
28	or	or	CCONJ	CC	_	29	cc	_	_
29	cookers	cooker	NOUN	NNS	Number=Plur	25	conj	_	_
30	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sense** | present | a monoxide alarm | carbon monoxide |  |  |  |  | vn see-30.1-1 «NP V S»: agent=Experiencer monoxide=Stimulus |
| 2 | **come** | can | smell | burning boilers and fires or cookers |  |  |  |  | vn escape-51.1-1 «NP V»: agent=Theme |
| 3 | **burn** | gerund |  |  |  |  |  | badly *property* | vn light\_emission-43.1 «NP V»: agent=Theme |

<!-- .note -->
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:technology:014-electricity-at-home.lesson:14`.

**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): R2-punct-next ×1, R3-conj-first ×1, 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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