---
title: Ascertain which practice is most likely to diminish the incidence of… — Nightmares after a scary game · tree and pragmatics
description: Ascertain which practice is most likely to diminish the incidence of disturbing dreams following exposure to frightening material. Exam question 2 of lesson 402 «Nightmares after a scary game» of the everyday course of Mova's primary school, with the dependency tree and pragmatics of the question an
---

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# Exam question 2 · Nightmares after a scary game

<!-- .ven lang=en -->
Ascertain which practice is most likely to diminish the incidence of disturbing dreams following exposure to frightening material.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** you, practice, disturbing dreams · **What happens:** ascertain, be, diminish, follow · **To what, where:** incidence, exposure, frightening material

<!-- .vabout -->
This is exam question 2 of lesson 402 «Nightmares after a scary game» of the everyday 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/everyday/402-nightmares-and-scary-pictures/#e2).

## The question {#question}

```conllu
# sent_id = question:everyday:402-nightmares-and-scary-pictures:e2:1
# text = Ascertain which practice is most likely to diminish the incidence of disturbing dreams following exposure to frightening material.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	which	which	DET	WDT	PronType=Int	3	det	_	_
3	practice	practice	NOUN	NN	Number=Sing	6	nsubj	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
5	most	most	ADV	RBS	Degree=Sup	6	advmod	_	_
6	likely	likely	ADJ	JJ	Degree=Pos	1	ccomp	_	_
7	to	to	PART	TO	_	8	mark	_	_
8	diminish	diminish	VERB	VB	VerbForm=Inf	6	xcomp	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	incidence	incidence	NOUN	NN	Number=Sing	8	obj	_	_
11	of	of	ADP	IN	_	13	case	_	_
12	disturbing	disturbing	ADJ	JJ	Degree=Pos	13	amod	_	_
13	dreams	dream	NOUN	NNS	Number=Plur	10	nmod	_	_
14	following	follow	VERB	VBG	VerbForm=Ger	13	acl	_	_
15	exposure	exposure	NOUN	NN	Number=Sing	14	obj	_	_
16	to	to	ADP	IN	_	18	case	_	_
17	frightening	frightening	ADJ	JJ	Degree=Pos	18	amod	_	_
18	material	material	NOUN	NN	Number=Sing	14	obl	_	SpaceAfter=No
19	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ascertain** | imperative | you *not said here* |  |  |  |  |  | vn discover-84 «NP V how S»: agent=Agent |
| 2 | **is** | present | which practice |  |  |  |  | likely *property* | tree rules |
| 3 | **diminish** | to-infinitive | which practice *not said here* | the incidence of disturbing dreams |  |  |  |  | vn caused\_calibratable\_cos-45.6.2-1 «NP V NP.patient»: agent=Causer incidence=Patient |
| 4 | **follow** | gerund | disturbing dreams *not said here* | exposure |  | frightening material |  |  | vn chase-51.6 «NP V NP PP.location»: agent=Agent exposure=Theme to material=Trajectory |

<!-- .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 prolongation of wakefulness until exhaustion

```conllu
# sent_id = question:everyday:402-nightmares-and-scary-pictures:e2:o1:1
# text = The prolongation of wakefulness until exhaustion
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	prolongation	prolongation	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	wakefulness	wakefulness	NOUN	NN	Number=Sing	2	nmod	_	_
5	until	until	ADP	IN	_	6	case	_	_
6	exhaustion	exhaustion	NOUN	NN	Number=Sing	2	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **prolong** |  |  | wakefulness |  |  | until exhaustion |  | nom prolongation «act transitive»: of=patient until=obl |

### Option 2 {#o2}

<!-- .ven lang=en -->
The viewing of further frightening material at bedtime

```conllu
# sent_id = question:everyday:402-nightmares-and-scary-pictures:e2:o2:1
# text = The viewing of further frightening material at bedtime
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	viewing	viewing	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	6	case	_	_
4	further	far	ADV	RBR	Degree=Cmp	5	advmod	_	_
5	frightening	frightening	ADJ	JJ	Degree=Pos	6	amod	_	_
6	material	material	NOUN	NN	Number=Sing	2	nmod	_	_
7	at	at	ADP	IN	_	8	case	_	_
8	bedtime	bedtime	NOUN	NN	Number=Sing	6	nmod	_	_
```

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

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

<!-- .ven lang=en -->
The avoidance of screens during the hour preceding sleep

```conllu
# sent_id = question:everyday:402-nightmares-and-scary-pictures:e2:o3:1
# text = The avoidance of screens during the hour preceding sleep
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	avoidance	avoidance	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	screens	screen	NOUN	NNS	Number=Plur	2	nmod	_	_
5	during	during	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	hour	hour	NOUN	NN	Number=Sing	2	nmod	_	_
8	preceding	precede	VERB	VBG	VerbForm=Ger	2	acl	_	_
9	sleep	sleep	NOUN	NN	Number=Sing	8	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **precede** | gerund | the avoidance of screens during the hour *not said here* | sleep |  |  |  |  | vn contiguous\_location-47.8 «NP V NP»: agent=Theme sleep=Co-Theme |
| 2 | **avoid** |  |  | screens |  |  | during the hour |  | nom avoidance «act transitive»: of=patient during=obl |

### Option 4 {#o4}

<!-- .ven lang=en -->
The concealment of the fear from all adults

```conllu
# sent_id = question:everyday:402-nightmares-and-scary-pictures:e2:o4:1
# text = The concealment of the fear from all adults
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	concealment	concealment	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	fear	fear	NOUN	NN	Number=Sing	2	nmod	_	_
6	from	from	ADP	IN	_	8	case	_	_
7	all	all	DET	DT	PronType=Tot	8	det	_	_
8	adults	adult	NOUN	NNS	Number=Plur	5	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **conceal** |  |  | the fear from all adults |  |  |  |  | nom concealment «state 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: [Nightmares after a scary game, exam 1](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/402-nightmares-and-scary-pictures/e1/)
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