---
title: «how do trains breathe under the sea in the chunnel» What is right? — Tunnels and what lies under the street · tree and pragmatics
description: «how do trains breathe under the sea in the chunnel» What is right? Test 2 · ★★ of lesson 29 «Tunnels and what lies under the street» of the technology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was right.
---

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# Test 2 · ★★ · Tunnels and what lies under the street

<!-- .ven lang=en -->
«how do trains breathe under the sea in the chunnel» What is right?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** trains · **What happens:** breathe, be · **To what, where:** sea · **Speech:** someone speaks here

<!-- .vabout -->
This is test 2 · ★★ of lesson 29 «Tunnels and what lies under the street» of the technology 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/technology/29-tunnels-and-under-the-street/#t2).

## The question {#question}

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t2:1
# text = «how do trains breathe under the sea in the chunnel» What is right?
1	«	«	PUNCT	``	_	5	punct	_	SpaceAfter=No
2	how	how	ADV	WRB	PronType=Int	5	advmod	_	_
3	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
4	trains	train	NOUN	NNS	Number=Plur	5	nsubj	_	_
5	breathe	breathe	VERB	VB	VerbForm=Inf	15	csubj	_	_
6	under	under	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	sea	sea	NOUN	NN	Number=Sing	5	obl	_	_
9	in	in	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	chunnel	chunnel	NOUN	NN	Number=Sing	5	obl	_	SpaceAfter=No
12	»	»	PUNCT	''	_	5	punct	_	_
13	What	what	PRON	WP	PronType=Int	15	nsubj	_	_
14	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	cop	_	_
15	right	right	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
16	?	?	PUNCT	.	_	15	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **breathe** *in a quote* | present · do-support | trains |  |  | the sea |  | in the chunnel | vn breathe-40.1.2-1 «NP V»: agent=Agent |
| 2 | **is** | present |  |  |  |  |  | right *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.

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
The trains are electric, and big fans push fresh air through the tunnels

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t2:o1:1
# text = The trains are electric, and big fans push fresh air through the tunnels
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	trains	train	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	electric	electric	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
5	,	,	PUNCT	,	_	9	punct	_	_
6	and	and	CCONJ	CC	_	9	cc	_	_
7	big	big	ADJ	JJ	Degree=Pos	8	amod	_	_
8	fans	fan	NOUN	NNS	Number=Plur	9	nsubj	_	_
9	push	push	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	conj	_	_
10	fresh	fresh	ADJ	JJ	Degree=Pos	11	amod	_	_
11	air	air	NOUN	NN	Number=Sing	9	obj	_	_
12	through	through	ADP	IN	_	14	case	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	tunnels	tunnel	NOUN	NNS	Number=Plur	9	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | the trains |  |  |  |  | electric *property* | tree rules |
| 2 | **push** | present | big fans | fresh air |  | the tunnels |  |  | vn funnel-9.3-1-1 «NP V NP PP.trajectory»: agent=Agent air=Theme through tunnel=Trajectory |

### Option 2 {#o2}

<!-- .ven lang=en -->
Trains hold their breath until France

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t2:o2:1
# text = Trains hold their breath until France
1	Trains	train	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	hold	hold	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	breath	breath	NOUN	NN	Number=Sing	2	obj	_	_
5	until	until	ADP	IN	_	6	case	_	_
6	France	France	PROPN	NNP	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hold** | present | Trains | Trains's breath |  |  | until France |  | vn keep-15.2 «NP V NP»: agent=Agent breath=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
They run on diesel and bring air in tanks

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t2:o3:1
# text = They run on diesel and bring air in tanks
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	2	nsubj	_	_
2	run	run	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	on	on	ADP	IN	_	4	case	_	_
4	diesel	diesel	NOUN	NN	Number=Sing	2	obl	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	bring	bring	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	_
7	air	air	NOUN	NN	Number=Sing	6	obj	_	_
8	in	in	ADP	IN	_	9	case	_	_
9	tanks	tank	NOUN	NNS	Number=Plur	6	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **run** | present | They |  |  | diesel |  |  | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme on diesel=Trajectory |
| 2 | **bring** | present | They *not said here* | air |  | tanks |  |  | vn bring-11.3-1 «NP V NP together»: agent=Agent air=Theme |

### Option 4 {#o4}

<!-- .ven lang=en -->
The sea leaks in fresh air through little holes

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t2:o4:1
# text = The sea leaks in fresh air through little holes
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	sea	sea	NOUN	NN	Number=Sing	3	nsubj	_	_
3	leaks	leak	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	in	in	ADP	IN	_	6	case	_	_
5	fresh	fresh	ADJ	JJ	Degree=Pos	6	amod	_	_
6	air	air	NOUN	NN	Number=Sing	3	obl	_	_
7	through	through	ADP	IN	_	9	case	_	_
8	little	little	ADJ	JJ	Degree=Pos	9	amod	_	_
9	holes	hole	NOUN	NNS	Number=Plur	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **leak** | present | the sea |  |  | fresh air |  | through little holes | vn substance\_emission-43.4-1 «NP V PP.location»: agent=Theme through hole=Location |

<!-- div src -->

**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: [Tunnels and what lies under the street, test 1](https://md.mova.elamur.ai/free/en/corpora/questions/technology/29-tunnels-and-under-the-street/t1/)
- next →: [Tunnels and what lies under the street, test 3](https://md.mova.elamur.ai/free/en/corpora/questions/technology/29-tunnels-and-under-the-street/t3/)
- ↑ back to [Tunnels and what lies under the street](https://md.mova.elamur.ai/free/en/corpora/questions/technology/29-tunnels-and-under-the-street/)