---
title: Determine the purpose of concealing from all participants which beve… — Olympiad: how could you check it? ★★★ · tree and pragmatics
description: Determine the purpose of concealing from all participants which beverage contains sugar. Exam question 2 of lesson 37 «Olympiad: how could you check it? ★★★» of the myths course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wr
---

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# Exam question 2 · Olympiad: how could you check it? ★★★

<!-- .ven lang=en -->
Determine the purpose of concealing from all participants which beverage contains sugar.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** you, purpose, beverage · **What happens:** determine, conceal, contain · **To what, where:** purpose, participants, sugar

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This is exam question 2 of lesson 37 «Olympiad: how could you check it? ★★★» of the myths 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/myths/37-olympiad-how-could-you-check-it/#e2).

## The question {#question}

```conllu
# sent_id = question:myths:37-olympiad-how-could-you-check-it:e2:1
# text = Determine the purpose of concealing from all participants which beverage contains sugar.
1	Determine	determine	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	purpose	purpose	NOUN	NN	Number=Sing	1	obj	_	_
4	of	of	SCONJ	IN	_	5	mark	_	_
5	concealing	conceal	VERB	VBG	VerbForm=Ger	3	acl	_	_
6	from	from	ADP	IN	_	8	case	_	_
7	all	all	DET	DT	PronType=Tot	8	det	_	_
8	participants	participant	NOUN	NNS	Number=Plur	5	obl	_	_
9	which	which	DET	WDT	PronType=Int	10	det	_	_
10	beverage	beverage	NOUN	NN	Number=Sing	11	nsubj	_	_
11	contains	contain	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	acl:relcl	_	_
12	sugar	sugar	NOUN	NN	Number=Sing	11	obj	_	SpaceAfter=No
13	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **determine** | imperative | you *not said here* | the purpose |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent purpose=Topic |
| 2 | **conceal** | gerund | the purpose *not said here* |  |  | all participants |  |  | vn concealment-16 «NP V NP PP.beneficiary»: agent=Agent from participant=Beneficiary |
| 3 | **contain** | present | which beverage | sugar |  |  |  |  | vn comprise-107.2-2 «NP V NP»: agent=Pivot sugar=Theme |

<!-- .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 -->
To ensure that every child consumes sugar

```conllu
# sent_id = question:myths:37-olympiad-how-could-you-check-it:e2:o1:1
# text = To ensure that every child consumes sugar
1	To	to	PART	TO	_	2	mark	_	_
2	ensure	ensure	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	that	that	SCONJ	IN	_	6	mark	_	_
4	every	every	DET	DT	PronType=Tot	5	det	_	_
5	child	child	NOUN	NN	Number=Sing	6	nsubj	_	_
6	consumes	consume	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	ccomp	_	_
7	sugar	sugar	NOUN	NN	Number=Sing	6	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ensure** | to-infinitive |  |  |  |  |  |  | vn ensure-99 «NP V that S»: agent=Precondition clause=Theme |
| 2 | **consume** | present | every child | sugar |  |  |  |  | vn consume-66 «NP V NP»: agent=Agent sugar=Asset |

### Option 2 {#o2}

<!-- .ven lang=en -->
To reduce the duration of the experiment

```conllu
# sent_id = question:myths:37-olympiad-how-could-you-check-it:e2:o2:1
# text = To reduce the duration of the experiment
1	To	to	PART	TO	_	2	mark	_	_
2	reduce	reduce	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	duration	duration	NOUN	NN	Number=Sing	2	obj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	experiment	experiment	NOUN	NN	Number=Sing	4	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **reduce** | to-infinitive |  | the duration of the experiment |  |  |  |  | vn limit-76 «NP V NP»: agent=Causer duration=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
To improve the flavour of the beverages

```conllu
# sent_id = question:myths:37-olympiad-how-could-you-check-it:e2:o3:1
# text = To improve the flavour of the beverages
1	To	to	PART	TO	_	2	mark	_	_
2	improve	improve	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	flavour	flavour	NOUN	NN	Number=Sing	2	obj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	beverages	beverage	NOUN	NNS	Number=Plur	4	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **improve** | to-infinitive |  | the flavour of the beverages |  |  |  |  | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent flavour=Patient |
| 2 | **flavour** |  |  | the beverages |  |  |  |  | nom flavour «state transitive»: of=patient |

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

<!-- .ven lang=en -->
To prevent expectation from influencing what is observed

```conllu
# sent_id = question:myths:37-olympiad-how-could-you-check-it:e2:o4:1
# text = To prevent expectation from influencing what is observed
1	To	to	PART	TO	_	2	mark	_	_
2	prevent	prevent	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	expectation	expectation	NOUN	NN	Number=Sing	2	obj	_	_
4	from	from	SCONJ	IN	_	5	mark	_	_
5	influencing	influence	VERB	VBG	Tense=Pres|VerbForm=Part	2	advcl	_	_
6	what	what	PRON	WP	PronType=Int	8	nsubj:pass	_	_
7	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	aux:pass	_	_
8	observed	observe	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	5	acl:relcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **prevent** | to-infinitive |  | expectation |  |  |  |  | vn forbid-64.4-1 «NP V NP»: agent=Causer expectation=Theme |
| 2 | **influence** | gerund |  |  |  |  |  |  | vn compel-59.1-1 «NP V NP»: agent=Agent |
| 3 | **observe** | present · passive |  |  |  |  |  |  | vn say-37.7-1-1 «NP V NP.topic»: subject=Topic |

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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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