---
title: Identify the principal reason for which the walk-through aviary is f… — The aviary: the walk-through tropical… · tree and pragmatics
description: Identify the principal reason for which the walk-through aviary is furnished with a double set of doors. Exam question 1 of lesson 93 «The aviary: the walk-through tropical house» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each opti
---

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# Exam question 1 · The aviary: the walk-through tropical house

<!-- .ven lang=en -->
Identify the principal reason for which the walk-through aviary is furnished with a double set of doors.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** you · **What happens:** identify, furnish · **To what, where:** principal reason, through aviary

<!-- .vabout -->
This is exam question 1 of lesson 93 «The aviary: the walk-through tropical house» 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/93-the-aviary-the-walk-through-tropical-house/#e1).

## The question {#question}

```conllu
# sent_id = question:biology:93-the-aviary-the-walk-through-tropical-house:e1:1
# text = Identify the principal reason for which the walk-through aviary is furnished with a double set of doors.
1	Identify	identify	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	13	obl	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
8	walk	walk	NOUN	NN	Number=Sing	10	compound	_	SpaceAfter=No
9	-	-	PUNCT	HYPH	_	8	punct	_	SpaceAfter=No
10	through	thorough	ADJ	JJ	Degree=Pos	11	amod	_	_
11	aviary	aviary	NOUN	NN	Number=Sing	13	nsubj:pass	_	_
12	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	aux:pass	_	_
13	furnished	furnish	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	acl:relcl	_	_
14	with	with	ADP	IN	_	17	case	_	_
15	a	a	DET	DT	Definite=Ind|PronType=Art	17	det	_	_
16	double	double	ADJ	JJ	Degree=Pos	17	amod	_	_
17	set	set	NOUN	NN	Number=Sing	13	obl	_	_
18	of	of	ADP	IN	_	19	case	_	_
19	doors	door	NOUN	NNS	Number=Plur	17	nmod	_	SpaceAfter=No
20	.	.	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 principal reason |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent reason=Theme |
| 2 | **furnish** | present · passive |  | the through aviary |  |  |  | for the principal reason; with a double set of doors | vn fulfilling-13.4.1-1 «NP V NP PP.recipient»: subject=Theme for which=Recipient |

<!-- .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 · ✓ the right answer {#o1}

<!-- .ven lang=en -->
To prevent the escape of birds upon the entry of a visitor

```conllu
# sent_id = question:biology:93-the-aviary-the-walk-through-tropical-house:e1:o1:1
# text = To prevent the escape of birds upon the entry of a visitor
1	To	to	PART	TO	_	2	mark	_	_
2	prevent	prevent	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	escape	escape	NOUN	NN	Number=Sing	2	obj	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	birds	bird	NOUN	NNS	Number=Plur	4	nmod	_	_
7	upon	upon	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	entry	entry	NOUN	NN	Number=Sing	2	obl	_	_
10	of	of	ADP	IN	_	12	case	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
12	visitor	visitor	NOUN	NN	Number=Sing	9	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **prevent** | to-infinitive |  | the escape of birds |  |  |  | upon the entry of a visitor | vn forbid-64.4-1 «NP V NP»: agent=Causer escape=Theme |
| 2 | **escape** |  | birds |  |  |  |  |  | nom escape «act intransitive»: of=agent |
| 3 | **enter** |  |  | a visitor |  |  |  |  | nom entry «communication transitive»: of=patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
To expedite the departure of visitors

```conllu
# sent_id = question:biology:93-the-aviary-the-walk-through-tropical-house:e1:o2:1
# text = To expedite the departure of visitors
1	To	to	PART	TO	_	2	mark	_	_
2	expedite	expedite	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	departure	departure	NOUN	NN	Number=Sing	2	obj	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	visitors	visitor	NOUN	NNS	Number=Plur	4	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **expedite** | to-infinitive |  | the departure of visitors |  |  |  |  | tree rules |
| 2 | **depart** |  | visitors |  |  |  |  |  | nom departure «act intransitive»: of=agent |

### Option 3 {#o3}

<!-- .ven lang=en -->
To admit two parties of visitors simultaneously through one entrance

```conllu
# sent_id = question:biology:93-the-aviary-the-walk-through-tropical-house:e1:o3:1
# text = To admit two parties of visitors simultaneously through one entrance
1	To	to	PART	TO	_	2	mark	_	_
2	admit	admit	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	two	two	NUM	CD	NumForm=Word|NumType=Card	4	nummod	_	_
4	parties	party	NOUN	NNS	Number=Plur	2	obj	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	visitors	visitor	NOUN	NNS	Number=Plur	4	nmod	_	_
7	simultaneously	simultaneously	ADV	RB	_	2	advmod	_	_
8	through	through	ADP	IN	_	10	case	_	_
9	one	one	NUM	CD	NumForm=Word|NumType=Card	10	nummod	_	_
10	entrance	entrance	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **admit** *speech: other* | to-infinitive |  | two parties of visitors |  | one entrance |  | simultaneously *property* | vn admit-64.3-1 «NP V NP PP.location»: agent=Agent party=Theme through entrance=Location |

### Option 4 {#o4}

<!-- .ven lang=en -->
To exclude rainfall from the enclosure

```conllu
# sent_id = question:biology:93-the-aviary-the-walk-through-tropical-house:e1:o4:1
# text = To exclude rainfall from the enclosure
1	To	to	PART	TO	_	2	mark	_	_
2	exclude	exclude	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	rainfall	rainfall	NOUN	NN	Number=Sing	2	obj	_	_
4	from	from	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	enclosure	enclosure	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **exclude** | to-infinitive |  | rainfall |  | the enclosure |  |  | vn forbid-64.4-1 «NP V NP PP.theme»: agent=Causer rainfall=Beneficiary from enclosure=Eventuality |

<!-- div src -->

**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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