---
title: Identify the principal hazard of using a stove or heater inside a te… — Hiking and camping safely · tree and pragmatics
description: Identify the principal hazard of using a stove or heater inside a tent. Exam question 1 of lesson 230 «Hiking and camping safely» of the everyday course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Exam question 1 · Hiking and camping safely

<!-- .ven lang=en -->
Identify the principal hazard of using a stove or heater inside a tent.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** you, principal hazard · **What happens:** identify, use · **To what, where:** principal hazard, stove, tent

<!-- .vabout -->
This is exam question 1 of lesson 230 «Hiking and camping safely» of the everyday course of Mova's primary school, asked in stiff, formal language. 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](https://md.mova.elamur.ai/free/en/school-run/everyday/230-hiking-and-camping/#e1).

## The question {#question}

```conllu
# sent_id = question:everyday:230-hiking-and-camping:e1:1
# text = Identify the principal hazard of using a stove or heater inside a tent.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	principal	principal	ADJ	JJ	Degree=Pos	4	amod	_	_
4	hazard	hazard	NOUN	NN	Number=Sing	1	obj	_	_
5	of	of	SCONJ	IN	_	6	mark	_	_
6	using	use	VERB	VBG	VerbForm=Ger	4	acl	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	stove	stove	NOUN	NN	Number=Sing	6	obj	_	_
9	or	or	CCONJ	CC	_	10	cc	_	_
10	heater	heater	NOUN	NN	Number=Sing	8	conj	_	_
11	inside	inside	ADP	IN	_	13	case	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	tent	tent	NOUN	NN	Number=Sing	6	obl	_	SpaceAfter=No
14	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the principal hazard |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent hazard=Theme |
| 2 | **use** | gerund | the principal hazard *not said here* | a stove or heater |  | a tent |  |  | vn eat-39.1 «NP V NP»: agent=Agent stove=Patient |

<!-- .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.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
The smoke attracts large numbers of biting insects

```conllu
# sent_id = question:everyday:230-hiking-and-camping:e1:o1:1
# text = The smoke attracts large numbers of biting insects
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	smoke	smoke	NOUN	NN	Number=Sing	3	nsubj	_	_
3	attracts	attract	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	large	large	ADJ	JJ	Degree=Pos	5	amod	_	_
5	numbers	number	NOUN	NNS	Number=Plur	3	obj	_	_
6	of	of	ADP	IN	_	8	case	_	_
7	biting	bite	VERB	VBG	VerbForm=Ger	8	amod	_	_
8	insects	insect	NOUN	NNS	Number=Plur	5	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **attract** | present | the smoke | large numbers of biting insects |  |  |  |  | vn lure-59.3 «NP V NP»: agent=Agent number=Patient |
| 2 | **bite** | gerund |  |  |  |  |  |  | vn swat-18.2 «NP V PP»: agent=Agent |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
Fire and carbon monoxide, a poison gas without smell

```conllu
# sent_id = question:everyday:230-hiking-and-camping:e1:o2:1
# text = Fire and carbon monoxide, a poison gas without smell
1	Fire	fire	NOUN	NN	Number=Sing	0	root	_	_
2	and	and	CCONJ	CC	_	4	cc	_	_
3	carbon	carbon	NOUN	NN	Number=Sing	4	compound	_	_
4	monoxide	monoxide	NOUN	NN	Number=Sing	1	conj	_	SpaceAfter=No
5	,	,	PUNCT	,	_	8	punct	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
7	poison	poison	NOUN	NN	Number=Sing	8	compound	_	_
8	gas	gas	NOUN	NN	Number=Sing	1	conj	_	_
9	without	without	ADP	IN	_	10	case	_	_
10	smell	smell	NOUN	NN	Number=Sing	8	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 3 {#o3}

<!-- .ven lang=en -->
The food is cooked too quickly

```conllu
# sent_id = question:everyday:230-hiking-and-camping:e1:o3:1
# text = The food is cooked too quickly
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	food	food	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	cooked	cook	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	too	too	ADV	RB	_	6	advmod	_	_
6	quickly	quickly	ADV	RB	_	4	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cook** | present · passive |  | the food |  |  |  | quickly *property* | vn cooking-45.3 «NP V NP.patient»: subject=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
The tent becomes too bright for its occupants to sleep

```conllu
# sent_id = question:everyday:230-hiking-and-camping:e1:o4:1
# text = The tent becomes too bright for its occupants to sleep
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	tent	tent	NOUN	NN	Number=Sing	3	nsubj	_	_
3	becomes	become	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	too	too	ADV	RB	_	5	advmod	_	_
5	bright	bright	ADJ	JJ	Degree=Pos	3	xcomp	_	_
6	for	for	ADP	IN	_	8	case	_	_
7	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	8	nmod:poss	_	_
8	occupants	occupant	NOUN	NNS	Number=Plur	5	obl	_	_
9	to	to	PART	TO	_	10	mark	_	_
10	sleep	sleep	VERB	VB	VerbForm=Inf	8	acl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **become** | present | the tent |  |  |  |  | bright *property* | vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient |
| 2 | **sleep** | to-infinitive | the tent *not said here* |  |  |  |  |  | vn snooze-40.4-1 «NP V»: agent=Agent |

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**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.

<!-- /div -->

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- ← previous: [Hiking and camping safely, test 19](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/230-hiking-and-camping/t19/)
- next →: [Hiking and camping safely, exam 2](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/230-hiking-and-camping/e2/)
- ↑ back to [Hiking and camping safely](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/230-hiking-and-camping/)