---
title: Select the response consistent with the established facts concerning… — Road and railway safety · tree and pragmatics
description: Select the response consistent with the established facts concerning electrified railway lines. Exam question 4 of lesson 27 «Road and railway safety» 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 righ
---

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# Exam question 4 · Road and railway safety

<!-- .ven lang=en -->
Select the response consistent with the established facts concerning electrified railway lines.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** you, established facts · **What happens:** select, establish, concern, electrify · **To what, where:** response, electrified railway lines

<!-- .vabout -->
This is exam question 4 of lesson 27 «Road and railway safety» of the technology 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/technology/27-road-and-railway-safety/#e4).

## The question {#question}

```conllu
# sent_id = question:technology:27-road-and-railway-safety:e4:1
# text = Select the response consistent with the established facts concerning electrified railway lines.
1	Select	select	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	response	response	NOUN	NN	Number=Sing	1	obj	_	_
4	consistent	consistent	ADJ	JJ	Degree=Pos	1	xcomp	_	_
5	with	with	ADP	IN	_	8	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	established	establish	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	8	amod	_	_
8	facts	fact	NOUN	NNS	Number=Plur	4	obl	_	_
9	concerning	concern	VERB	VBG	VerbForm=Ger	8	acl	_	_
10	electrified	electrify	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	12	amod	_	_
11	railway	railway	NOUN	NN	Number=Sing	12	compound	_	_
12	lines	line	NOUN	NNS	Number=Plur	9	obj	_	SpaceAfter=No
13	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **select** | imperative | you *not said here* | the response |  |  |  | consistent *property* | vn obtain-13.5.2 «NP V NP»: agent=Agent response=Theme |
| 2 | **establish** | participle |  |  |  |  |  |  | vn indicate-78-1-1 «NP V NP to be NP»: agent=Pivot |
| 3 | **concern** | gerund | the established facts *not said here* | electrified railway lines |  |  |  |  | vn amuse-31.1 «NP V NP»: agent=Stimulus line=Experiencer |
| 4 | **electrify** | participle |  |  |  |  |  |  | vn amuse-31.1 «NP V ADV-Middle»: agent=Experiencer |

<!-- .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 -->
Overhead conductors may carry 25,000 volts, and the current may pass to a person who merely approaches them

<!-- fold The tree, 18 words -->
```conllu
# sent_id = question:technology:27-road-and-railway-safety:e4:o1:1
# text = Overhead conductors may carry 25,000 volts, and the current may pass to a person who merely approaches them
1	Overhead	overhead	ADJ	JJ	Degree=Pos	2	amod	_	_
2	conductors	conductor	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	may	may	AUX	MD	VerbForm=Fin	4	aux	_	_
4	carry	carry	VERB	VB	VerbForm=Inf	0	root	_	_
5	25,000	25000	NUM	CD	NumForm=Digit|NumType=Card	6	nummod	_	_
6	volts	volt	NOUN	NNS	Number=Plur	4	obj	_	SpaceAfter=No
7	,	,	PUNCT	,	_	12	punct	_	_
8	and	and	CCONJ	CC	_	12	cc	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	current	current	NOUN	NN	Number=Sing	12	nsubj	_	_
11	may	may	AUX	MD	VerbForm=Fin	12	aux	_	_
12	pass	pass	VERB	VB	VerbForm=Inf	4	conj	_	_
13	to	to	ADP	IN	_	15	case	_	_
14	a	a	DET	DT	Definite=Ind|PronType=Art	15	det	_	_
15	person	person	NOUN	NN	Number=Sing	12	obl	_	_
16	who	who	PRON	WP	PronType=Rel	18	nsubj	_	_
17	merely	merely	ADV	RB	_	18	advmod	_	_
18	approaches	approach	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	acl:relcl	_	_
19	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	18	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **carry** | may | Overhead conductors | 25,000 volts |  |  |  |  | vn carry-11.4 «NP V NP»: agent=Agent volt=Theme |
| 2 | **pass** | may | the current |  |  |  |  | to a person | vn escape-51.1-1-3 «NP V PP.initial\_location»: agent=Theme to person=Initial\_Location |
| 3 | **approach** | present | a person | volts *= volt* |  |  |  | merely *property* | vn confront-98 «NP V NP»: agent=Agent they=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
Overhead conductors are harmless unless grasped with both hands

```conllu
# sent_id = question:technology:27-road-and-railway-safety:e4:o2:1
# text = Overhead conductors are harmless unless grasped with both hands
1	Overhead	overhead	ADJ	JJ	Degree=Pos	2	amod	_	_
2	conductors	conductor	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	harmless	harmless	ADJ	JJ	Degree=Pos	0	root	_	_
5	unless	unless	SCONJ	IN	_	6	mark	_	_
6	grasped	grasp	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	advcl	_	_
7	with	with	ADP	IN	_	9	case	_	_
8	both	both	DET	DT	PronType=Tot	9	det	_	_
9	hands	hand	NOUN	NNS	Number=Plur	6	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Overhead conductors |  |  |  |  | harmless *property* | tree rules |
| 2 | **grasp** *a condition, not said to happen* | participle | Overhead conductors *not said here* |  |  |  |  | with both hands | vn touch-20-1 «NP V NP PP.instrument»: agent=Agent with hand=Instrument |

### Option 3 {#o3}

<!-- .ven lang=en -->
The voltage is insufficient to injure a person

```conllu
# sent_id = question:technology:27-road-and-railway-safety:e4:o3:1
# text = The voltage is insufficient to injure a person
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	voltage	voltage	NOUN	NN	Number=Sing	4	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	insufficient	insufficient	ADJ	JJ	Degree=Pos	0	root	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	injure	injure	VERB	VB	VerbForm=Inf	4	advcl	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	person	person	NOUN	NN	Number=Sing	6	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | the voltage |  |  |  |  | insufficient *property* | tree rules |
| 2 | **injure** | to-infinitive | the voltage *not said here* | a person |  |  |  |  | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
The current is discontinued whenever a train is stationary

```conllu
# sent_id = question:technology:27-road-and-railway-safety:e4:o4:1
# text = The current is discontinued whenever a train is stationary
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	current	current	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	discontinued	discontinue	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	whenever	whenever	ADV	WRB	PronType=Rel	9	advmod	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	train	train	NOUN	NN	Number=Sing	9	nsubj	_	_
8	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	cop	_	_
9	stationary	stationary	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **discontinue** | present · passive |  | the current |  |  |  |  | vn stop-55.4 «NP V NP.eventuality»: subject=Eventuality |
| 2 | **is a** | present | a train | stationary |  |  |  | whenever *property* | tree rules |

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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: [Road and railway safety, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/technology/27-road-and-railway-safety/e3/)
- next →: [Diggers, cranes and cement mixers, test 1](https://md.mova.elamur.ai/free/en/corpora/questions/technology/28-diggers-cranes-and-cement-mixers/t1/)
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