---
title: A camper says «I can't smell anything, so the heater in the tent is… — Hiking and camping safely · tree and pragmatics
description: A camper says «I can't smell anything, so the heater in the tent is safe». Why is he wrong? Test 5 · ★★ 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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# Test 5 · ★★ · Hiking and camping safely

<!-- .ven lang=en -->
A camper says «I can't smell anything, so the heater in the tent is safe». Why is he wrong?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** camper, heater · **What happens:** say, not smell, be · **To what, where:** anything · **Speech:** someone speaks here

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This is test 5 · ★★ of lesson 230 «Hiking and camping safely» of the everyday course of Mova's primary school. 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/#t5).

## The question {#question}

<!-- .note -->
*Sentence 1:* A camper says «I can't smell anything, so the heater in the tent is safe».

```conllu
# sent_id = question:everyday:230-hiking-and-camping:t5:1
# text = A camper says «I can't smell anything, so the heater in the tent is safe».
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	camper	camper	NOUN	NN	Number=Sing	3	nsubj	_	_
3	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	«	«	PUNCT	``	_	8	punct	_	SpaceAfter=No
5	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	8	nsubj	_	_
6	ca	can	AUX	MD	VerbForm=Fin	8	aux	_	SpaceAfter=No
7	n't	not	PART	RB	Polarity=Neg	8	advmod	_	_
8	smell	smell	VERB	VB	VerbForm=Inf	3	ccomp	_	_
9	anything	anything	PRON	NN	Number=Sing|PronType=Ind	8	obj	_	SpaceAfter=No
10	,	,	PUNCT	,	_	18	punct	_	_
11	so	so	ADV	RB	_	18	advmod	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	heater	heater	NOUN	NN	Number=Sing	18	nsubj	_	_
14	in	in	ADP	IN	_	16	case	_	_
15	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
16	tent	tent	NOUN	NN	Number=Sing	13	nmod	_	_
17	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	18	cop	_	_
18	safe	safe	ADJ	JJ	Degree=Pos	3	ccomp	_	SpaceAfter=No
19	»	»	PUNCT	''	_	18	punct	_	SpaceAfter=No
20	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: assert* | present | a camper |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 2 | **not** **smell** *in a quote* | can | a camper *= camper* | anything |  |  |  |  | vn see-30.1 «NP V NP»: agent=Experiencer anything=Stimulus |
| 3 | **is** *in a quote* | present | the heater in the tent |  |  |  |  | safe *property* | tree rules |

<!-- .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.

<!-- .note -->
*Sentence 2:* Why is he wrong?

```conllu
# sent_id = question:everyday:230-hiking-and-camping:t5:2
# text = Why is he wrong?
1	Why	why	ADV	WRB	PronType=Int	4	advmod	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	he	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
4	wrong	wrong	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
5	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | camper |  |  |  |  | wrong *property* | tree rules |

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Carbon monoxide always smells strongly of rotten eggs

```conllu
# sent_id = question:everyday:230-hiking-and-camping:t5:o1:1
# text = Carbon monoxide always smells strongly of rotten eggs
1	Carbon	carbon	NOUN	NN	Number=Sing	2	compound	_	_
2	monoxide	monoxide	NOUN	NN	Number=Sing	4	nsubj	_	_
3	always	always	ADV	RB	PronType=Tot	4	advmod	_	_
4	smells	smell	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	strongly	strongly	ADV	RB	_	4	advmod	_	_
6	of	of	ADP	IN	_	8	case	_	_
7	rotten	rotten	ADJ	JJ	Degree=Pos	8	amod	_	_
8	eggs	egg	NOUN	NNS	Number=Plur	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **smell** | present | Carbon monoxide |  |  |  |  | of rotten eggs; always, strongly *property* | vn smell\_emission-43.3 «NP V PP.theme»: agent=Location of egg=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
Heaters only ever give off smoke that you can see

```conllu
# sent_id = question:everyday:230-hiking-and-camping:t5:o2:1
# text = Heaters only ever give off smoke that you can see
1	Heaters	heater	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	only	only	ADV	RB	_	4	advmod	_	_
3	ever	ever	ADV	RB	PronType=Ind	4	advmod	_	_
4	give	give	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
5	off	off	ADP	RP	_	4	compound:prt	_	_
6	smoke	smoke	NOUN	NN	Number=Sing	4	obj	_	_
7	that	that	PRON	WDT	PronType=Rel	10	obj	_	_
8	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	10	nsubj	_	_
9	can	can	AUX	MD	VerbForm=Fin	10	aux	_	_
10	see	see	VERB	VB	VerbForm=Inf	6	acl:relcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **give off** | infinitive | Heaters | smoke |  |  | ever |  | vn substance\_emission-43.4 «NP V NP»: agent=Source smoke=Theme |
| 2 | **see** | can | you | smoke |  |  |  |  | vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer that=Stimulus |

### Option 3 · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Carbon monoxide is a poison gas with no smell

```conllu
# sent_id = question:everyday:230-hiking-and-camping:t5:o3:1
# text = Carbon monoxide is a poison gas with no smell
1	Carbon	carbon	NOUN	NN	Number=Sing	2	compound	_	_
2	monoxide	monoxide	NOUN	NN	Number=Sing	6	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	poison	poison	NOUN	NN	Number=Sing	6	compound	_	_
6	gas	gas	NOUN	NN	Number=Sing	0	root	_	_
7	with	with	ADP	IN	_	9	case	_	_
8	no	no	DET	DT	PronType=Neg	9	det	_	_
9	smell	smell	NOUN	NN	Number=Sing	6	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Carbon monoxide | a poison gas |  |  |  | with no smell | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
Tents let all gases out at once

```conllu
# sent_id = question:everyday:230-hiking-and-camping:t5:o4:1
# text = Tents let all gases out at once
1	Tents	tent	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	let	let	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	all	all	DET	DT	PronType=Tot	4	det	_	_
4	gases	gas	NOUN	NNS	Number=Plur	2	obj	_	_
5	out	out	ADV	RB	_	2	advmod	_	_
6	at	at	ADP	IN	_	7	case	_	_
7	once	once	ADV	RB	NumForm=Word|NumType=Mult	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **let out** | present | Tents | all gases |  |  |  | out *property* | vn give-13.1-1 «NP V NP PP.asset»: agent=Agent gas=Theme at once=Asset |

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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.

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