---
title: Identify the stage of sleep during which the majority of vivid dream… — Sleep and dreams in people · tree and pragmatics
description: Identify the stage of sleep during which the majority of vivid dreams are experienced. Exam question 2 of lesson 363 «Sleep and dreams in people» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Exam question 2 · Sleep and dreams in people

<!-- .ven lang=en -->
Identify the stage of sleep during which the majority of vivid dreams are experienced.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** you, majority · **What happens:** identify, be · **To what, where:** stage

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This is exam question 2 of lesson 363 «Sleep and dreams in people» of the biology 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/biology/363-sleep-and-dreams-in-people/#e2).

## The question {#question}

```conllu
# sent_id = question:biology:363-sleep-and-dreams-in-people:e2:1
# text = Identify the stage of sleep during which the majority of vivid dreams are experienced.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	stage	stage	NOUN	NN	Number=Sing	1	obj	_	_
4	of	of	ADP	IN	_	5	case	_	_
5	sleep	sleep	NOUN	NN	Number=Sing	3	nmod	_	_
6	during	during	ADP	IN	_	7	case	_	_
7	which	which	PRON	WDT	PronType=Rel	14	obl	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	majority	majority	NOUN	NN	Number=Sing	14	nsubj	_	_
10	of	of	ADP	IN	_	12	case	_	_
11	vivid	vivid	ADJ	JJ	Degree=Pos	12	amod	_	_
12	dreams	dream	NOUN	NNS	Number=Plur	9	nmod	_	_
13	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	14	cop	_	_
14	experienced	experienced	ADJ	JJ	Degree=Pos	1	parataxis	_	SpaceAfter=No
15	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the stage of sleep |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent stage=Theme |
| 2 | **is** | present | the majority of vivid dreams |  |  |  |  | experienced *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 {#o1}

<!-- .ven lang=en -->
The stage of light sleep at the onset of the night

```conllu
# sent_id = question:biology:363-sleep-and-dreams-in-people:e2:o1:1
# text = The stage of light sleep at the onset of the night
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	stage	stage	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	light	light	NOUN	NN	Number=Sing	5	compound	_	_
5	sleep	sleep	NOUN	NN	Number=Sing	2	nmod	_	_
6	at	at	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	onset	onset	NOUN	NN	Number=Sing	2	nmod	_	_
9	of	of	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	night	night	NOUN	NN	Number=Sing	8	nmod	_	_
```

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

### Option 2 {#o2}

<!-- .ven lang=en -->
The stage of deep sleep in the earliest hour

```conllu
# sent_id = question:biology:363-sleep-and-dreams-in-people:e2:o2:1
# text = The stage of deep sleep in the earliest hour
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	stage	stage	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	deep	deep	ADJ	JJ	Degree=Pos	5	amod	_	_
5	sleep	sleep	NOUN	NN	Number=Sing	2	nmod	_	_
6	in	in	ADP	IN	_	9	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	earliest	early	ADJ	JJS	Degree=Sup	9	amod	_	_
9	hour	hour	NOUN	NN	Number=Sing	2	nmod	_	_
```

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

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

<!-- .ven lang=en -->
The stage of rapid eye movement

```conllu
# sent_id = question:biology:363-sleep-and-dreams-in-people:e2:o3:1
# text = The stage of rapid eye movement
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	stage	stage	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	6	case	_	_
4	rapid	rapid	ADJ	JJ	Degree=Pos	6	amod	_	_
5	eye	eye	NOUN	NN	Number=Sing	6	compound	_	_
6	movement	movement	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 state of full wakefulness

```conllu
# sent_id = question:biology:363-sleep-and-dreams-in-people:e2:o4:1
# text = The state of full wakefulness
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	state	state	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	full	full	ADJ	JJ	Degree=Pos	5	amod	_	_
5	wakefulness	wakefulness	NOUN	NN	Number=Sing	2	nmod	_	_
```

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

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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: [Sleep and dreams in people, exam 1](https://md.mova.elamur.ai/free/en/corpora/questions/biology/363-sleep-and-dreams-in-people/e1/)
- next →: [Sleep and dreams in people, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/biology/363-sleep-and-dreams-in-people/e3/)
- ↑ back to [Sleep and dreams in people](https://md.mova.elamur.ai/free/en/corpora/questions/biology/363-sleep-and-dreams-in-people/)