---
title: Ascertain the principal reason for which caffeinated beverages are i… — Sleep for growing and for playing well · tree and pragmatics
description: Ascertain the principal reason for which caffeinated beverages are inadvisable in the evening. Exam question 4 of lesson 56 «Sleep for growing and for playing well» of the medicine course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's cho
---

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# Exam question 4 · Sleep for growing and for playing well

<!-- .ven lang=en -->
Ascertain the principal reason for which caffeinated beverages are inadvisable in the evening.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** you, caffeinated beverages · **What happens:** ascertain, be · **To what, where:** principal reason

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This is exam question 4 of lesson 56 «Sleep for growing and for playing well» of the medicine 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/medicine/56-sleep-for-growing-and-for-playing-well/#e4).

## The question {#question}

```conllu
# sent_id = question:medicine:56-sleep-for-growing-and-for-playing-well:e4:1
# text = Ascertain the principal reason for which caffeinated beverages are inadvisable in the evening.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	principal	principal	ADJ	JJ	Degree=Pos	4	amod	_	_
4	reason	reason	NOUN	NN	Number=Sing	1	obj	_	_
5	for	for	ADP	IN	_	6	case	_	_
6	which	which	PRON	WDT	PronType=Rel	10	obl	_	_
7	caffeinated	caffeinated	ADJ	JJ	Degree=Pos	8	amod	_	_
8	beverages	beverage	NOUN	NNS	Number=Plur	10	nsubj	_	_
9	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
10	inadvisable	inadvisable	ADJ	JJ	Degree=Pos	4	acl	_	_
11	in	in	ADP	IN	_	13	case	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	evening	evening	NOUN	NN	Number=Sing	10	obl	_	SpaceAfter=No
14	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ascertain** | imperative | you *not said here* | the principal reason |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent reason=Topic |
| 2 | **is** | present | caffeinated beverages |  |  |  | evening | for the principal reason; inadvisable *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 -->
Caffeine has no effect after one minute

```conllu
# sent_id = question:medicine:56-sleep-for-growing-and-for-playing-well:e4:o1:1
# text = Caffeine has no effect after one minute
1	Caffeine	caffeine	NOUN	NN	Number=Sing	2	nsubj	_	_
2	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	no	no	DET	DT	PronType=Neg	4	det	_	_
4	effect	effect	NOUN	NN	Number=Sing	2	obj	_	_
5	after	after	ADP	IN	_	7	case	_	_
6	one	one	NUM	CD	NumForm=Word|NumType=Card	7	nummod	_	_
7	minute	minute	NOUN	NN	Number=Sing	4	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | Caffeine | no effect |  |  | after one minute |  | vn birth-28.2-1 «NP V NP»: agent=Agent effect=Patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
Caffeine replaces the need for sleep

```conllu
# sent_id = question:medicine:56-sleep-for-growing-and-for-playing-well:e4:o2:1
# text = Caffeine replaces the need for sleep
1	Caffeine	caffeine	NOUN	NN	Number=Sing	2	nsubj	_	_
2	replaces	replace	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	need	need	NOUN	NN	Number=Sing	2	obj	_	_
5	for	for	ADP	IN	_	6	case	_	_
6	sleep	sleep	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **replace** | present | Caffeine | the need |  |  |  | for sleep | vn substitute-13.6.2-1 «NP V NP»: agent=Theme need=Co-Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
Caffeine induces immediate drowsiness

```conllu
# sent_id = question:medicine:56-sleep-for-growing-and-for-playing-well:e4:o3:1
# text = Caffeine induces immediate drowsiness
1	Caffeine	caffeine	NOUN	NN	Number=Sing	2	nsubj	_	_
2	induces	induce	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	immediate	immediate	ADJ	JJ	Degree=Pos	4	amod	_	_
4	drowsiness	drowsiness	NOUN	NN	Number=Sing	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **induce** | present | Caffeine | immediate drowsiness |  |  |  |  | vn compel-59.1-1 «NP V NP»: agent=Agent drowsiness=Patient |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
Caffeine suppresses sleepiness for several hours

```conllu
# sent_id = question:medicine:56-sleep-for-growing-and-for-playing-well:e4:o4:1
# text = Caffeine suppresses sleepiness for several hours
1	Caffeine	caffeine	NOUN	NN	Number=Sing	2	nsubj	_	_
2	suppresses	suppress	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	sleepiness	sleepiness	NOUN	NN	Number=Sing	2	obj	_	_
4	for	for	ADP	IN	_	6	case	_	_
5	several	several	ADJ	JJ	Degree=Pos	6	amod	_	_
6	hours	hour	NOUN	NNS	Number=Plur	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **suppress** | present | Caffeine | sleepiness |  |  | hour |  | vn subjugate-42.3 «NP V NP»: agent=Agent sleepiness=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: [Sleep for growing and for playing well, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/56-sleep-for-growing-and-for-playing-well/e3/)
- next →: [Gaming nights and the morning after, test 1](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/57-gaming-nights-and-the-morning-after/t1/)
- ↑ back to [Sleep for growing and for playing well](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/56-sleep-for-growing-and-for-playing-well/)