---
title: In a film, a tunnel machine digs a perfect tunnel with nothing linin… — Tunnels and what lies under the street · tree and pragmatics
description: In a film, a tunnel machine digs a perfect tunnel with nothing lining the walls behind it. What is wrong in real life? Test 4 · ★★ 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 e
---

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# Test 4 · ★★ · Tunnels and what lies under the street

<!-- .ven lang=en -->
In a film, a tunnel machine digs a perfect tunnel with nothing lining the walls behind it. What is wrong in real life?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** tunnel machine · **What happens:** dig, line, be · **To what, where:** perfect tunnel, film, walls, machine, real life

<!-- .vabout -->
This is test 4 · ★★ 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/#t4).

## The question {#question}

<!-- .note -->
*Sentence 1:* In a film, a tunnel machine digs a perfect tunnel with nothing lining the walls behind it.

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t4:1
# text = In a film, a tunnel machine digs a perfect tunnel with nothing lining the walls behind it.
1	In	in	ADP	IN	_	3	case	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	film	film	NOUN	NN	Number=Sing	8	obl	_	SpaceAfter=No
4	,	,	PUNCT	,	_	3	punct	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	tunnel	tunnel	NOUN	NN	Number=Sing	7	compound	_	_
7	machine	machine	NOUN	NN	Number=Sing	8	nsubj	_	_
8	digs	dig	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
10	perfect	perfect	ADJ	JJ	Degree=Pos	11	amod	_	_
11	tunnel	tunnel	NOUN	NN	Number=Sing	8	obj	_	_
12	with	with	ADP	IN	_	13	case	_	_
13	nothing	nothing	PRON	NN	Number=Sing|PronType=Neg	11	nmod	_	_
14	lining	line	VERB	VBG	VerbForm=Ger	13	acl	_	_
15	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
16	walls	wall	NOUN	NNS	Number=Plur	14	obj	_	_
17	behind	behind	ADP	IN	_	18	case	_	_
18	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	14	obl	_	SpaceAfter=No
19	.	.	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **dig** | present | a tunnel machine | a perfect tunnel |  | a film |  | with nothing | vn poke-19-1-1-1 «NP V NP.theme PP.instsrument»: agent=Agent tunnel=Theme with nothing=Instrument |
| 2 | **line** | gerund |  | the walls |  | machine |  |  | vn fill-9.8-1 «NP V NP»: agent=Theme wall=Destination |

<!-- .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:* What is wrong in real life?

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t4:2
# text = What is wrong in real life?
1	What	what	PRON	WP	PronType=Int	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	wrong	wrong	ADJ	JJ	Degree=Pos	0	root	_	_
4	in	in	ADP	IN	_	6	case	_	_
5	real	real	ADJ	JJ	Degree=Pos	6	amod	_	_
6	life	life	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
7	?	?	PUNCT	.	_	3	punct	_	_
```

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

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Tunnels are lined only after 100 years

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t4:o1:1
# text = Tunnels are lined only after 100 years
1	Tunnels	tunnel	NOUN	NNS	Number=Plur	3	nsubj:pass	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	lined	line	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	only	only	ADV	RB	_	3	advmod	_	_
5	after	after	ADP	IN	_	7	case	_	_
6	100	100	NUM	CD	NumForm=Digit|NumType=Card	7	nummod	_	_
7	years	year	NOUN	NNS	Number=Plur	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **line** | present · passive |  | Tunnels |  |  | year |  | vn fill-9.8-1 «NP V NP»: subject=Destination |

### Option 2 {#o2}

<!-- .ven lang=en -->
Lining is only for decoration

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t4:o2:1
# text = Lining is only for decoration
1	Lining	lining	NOUN	NN	Number=Sing	5	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	only	only	ADV	RB	_	5	advmod	_	_
4	for	for	ADP	IN	_	5	case	_	_
5	decoration	decoration	NOUN	NN	Number=Sing	0	root	_	_
```

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

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

<!-- .ven lang=en -->
Real machines fit concrete rings behind them so the tunnel does not collapse

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t4:o3:1
# text = Real machines fit concrete rings behind them so the tunnel does not collapse
1	Real	real	ADJ	JJ	Degree=Pos	2	amod	_	_
2	machines	machine	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	fit	fit	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	concrete	concrete	NOUN	NN	Number=Sing	5	compound	_	_
5	rings	ring	NOUN	NNS	Number=Plur	3	obj	_	_
6	behind	behind	ADP	IN	_	7	case	_	_
7	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	3	obl	_	_
8	so	so	SCONJ	IN	_	13	mark	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	tunnel	tunnel	NOUN	NN	Number=Sing	13	nsubj	_	_
11	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	aux	_	_
12	not	not	PART	RB	Polarity=Neg	13	advmod	_	_
13	collapse	collapse	VERB	VB	VerbForm=Inf	3	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **fit** | present | Real machines | concrete rings |  |  |  | behind rings *= ring* | vn funnel-9.3-1 «NP V NP PP.trajectory»: agent=Agent ring=Theme behind they=Trajectory |
| 2 | **not** **collapse** | present · do-support | the tunnel |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
Nothing, rock never falls in

```conllu
# sent_id = question:technology:29-tunnels-and-under-the-street:t4:o4:1
# text = Nothing, rock never falls in
1	Nothing	nothing	PRON	NN	Number=Sing|PronType=Neg	5	nsubj	_	SpaceAfter=No
2	,	,	PUNCT	,	_	3	punct	_	_
3	rock	rock	NOUN	NN	Number=Sing	1	conj	_	_
4	never	never	ADV	RB	PronType=Neg	5	advmod	_	_
5	falls	fall	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	in	in	ADV	RB	_	5	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **fall in** | present | Nothing |  |  |  |  |  | vn occur-48.3 «NP V»: agent=Theme |

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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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- ← previous: [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/)
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