---
title: Determine what principally protects a person from lightning when she… — "It worked once": one example is not all · tree and pragmatics
description: Determine what principally protects a person from lightning when sheltering behind a sofa during a thunderstorm. Exam question 4 of lesson 164 «"It worked once": one example is not all» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each 
---

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# Exam question 4 · "It worked once": one example is not all

<!-- .ven lang=en -->
Determine what principally protects a person from lightning when sheltering behind a sofa during a thunderstorm.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** you · **What happens:** determine, protect, shelter · **To what, where:** person, lightning, sofa

<!-- .vabout -->
This is exam question 4 of lesson 164 «"It worked once": one example is not all» of the world 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/world/164-it-worked-once-one-example-is-not-all/#e4).

## The question {#question}

```conllu
# sent_id = question:world:164-it-worked-once-one-example-is-not-all:e4:1
# text = Determine what principally protects a person from lightning when sheltering behind a sofa during a thunderstorm.
1	Determine	determine	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	what	what	PRON	WP	PronType=Int	4	obj	_	_
3	principally	principally	ADV	RB	_	4	advmod	_	_
4	protects	protect	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	ccomp	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	person	person	NOUN	NN	Number=Sing	4	obj	_	_
7	from	from	ADP	IN	_	8	case	_	_
8	lightning	lightning	NOUN	NN	Number=Sing	6	nmod	_	_
9	when	when	ADV	WRB	PronType=Int	10	advmod	_	_
10	sheltering	shelter	VERB	VBG	VerbForm=Ger	8	acl	_	_
11	behind	behind	ADP	IN	_	13	case	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	sofa	sofa	NOUN	NN	Number=Sing	10	obl	_	_
14	during	during	ADP	IN	_	16	case	_	_
15	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
16	thunderstorm	thunderstorm	NOUN	NN	Number=Sing	10	obl	_	SpaceAfter=No
17	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **determine** | imperative | you *not said here* |  |  |  |  |  | vn discover-84 «NP V how S»: agent=Agent clause=Topic |
| 2 | **protect** | present | you *not said here* | a person |  | lightning |  | principally *property* | tree rules |
| 3 | **shelter** | gerund |  |  |  | a sofa | during a thunderstorm |  | vn exist-47.1 «NP V PP.location»: agent=Theme behind sofa=Location |

<!-- .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 proximity of the floor

```conllu
# sent_id = question:world:164-it-worked-once-one-example-is-not-all:e4:o1:1
# text = The proximity of the floor
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	proximity	proximity	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	floor	floor	NOUN	NN	Number=Sing	2	nmod	_	_
```

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

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

<!-- .ven lang=en -->
The surrounding house

```conllu
# sent_id = question:world:164-it-worked-once-one-example-is-not-all:e4:o2:1
# text = The surrounding house
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	surrounding	surrounding	NOUN	NN	Number=Sing	3	compound	_	_
3	house	house	NOUN	NN	Number=Sing	0	root	_	_
```

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

### Option 3 {#o3}

<!-- .ven lang=en -->
The upholstery of the sofa

```conllu
# sent_id = question:world:164-it-worked-once-one-example-is-not-all:e4:o3:1
# text = The upholstery of the sofa
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	upholstery	upholstery	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	sofa	sofa	NOUN	NN	Number=Sing	2	nmod	_	_
```

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

### Option 4 {#o4}

<!-- .ven lang=en -->
The closing of the eyes

```conllu
# sent_id = question:world:164-it-worked-once-one-example-is-not-all:e4:o4:1
# text = The closing of the eyes
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	closing	closing	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	eyes	eye	NOUN	NNS	Number=Plur	2	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **close** |  |  | the eyes |  |  |  |  | nom closing «act transitive»: of=patient |

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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: ["It worked once": one example is not all, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/world/164-it-worked-once-one-example-is-not-all/e3/)
- next →: [The brother who never does anything wr…, test 1](https://md.mova.elamur.ai/free/en/corpora/questions/world/165-the-brother-who-never-does-anything-wrong-double-standards/t1/)
- ↑ back to ["It worked once": one example is not all](https://md.mova.elamur.ai/free/en/corpora/questions/world/164-it-worked-once-one-example-is-not-all/)