---
title: A visitor counts 3 gibbon pairs singing duets. How many gibbons are… — The ape house: orangutans, gibbons, bo… · tree and pragmatics
description: A visitor counts 3 gibbon pairs singing duets. How many gibbons are singing? Test 11 · ★★★ of lesson 85 «The ape house: orangutans, gibbons, bonobos and how apes think» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's 
---

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# Test 11 · ★★★ · The ape house: orangutans, gibbons, bonobos and how apes t…

<!-- .ven lang=en -->
A visitor counts 3 gibbon pairs singing duets. How many gibbons are singing?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** visitor, 3 gibbon pairs, many gibbons · **What happens:** count, sing · **To what, where:** 3 gibbon pairs, duets

<!-- .vabout -->
This is test 11 · ★★★ of lesson 85 «The ape house: orangutans, gibbons, bonobos and how apes think» of the biology course of Mova's primary school. 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/85-ape-house-orangutans-gibbons-bonobos/#t11).

## The question {#question}

<!-- .note -->
*Sentence 1:* A visitor counts 3 gibbon pairs singing duets.

```conllu
# sent_id = question:biology:85-ape-house-orangutans-gibbons-bonobos:t11:1
# text = A visitor counts 3 gibbon pairs singing duets.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	visitor	visitor	NOUN	NN	Number=Sing	3	nsubj	_	_
3	counts	count	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	3	3	NUM	CD	NumForm=Digit|NumType=Card	6	nummod	_	_
5	gibbon	gibbon	NOUN	NN	Number=Sing	6	compound	_	_
6	pairs	pair	NOUN	NNS	Number=Plur	3	obj	_	_
7	singing	sing	VERB	VBG	VerbForm=Ger	6	acl	_	_
8	duets	duet	NOUN	NNS	Number=Plur	7	obj	_	SpaceAfter=No
9	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **count** | present | a visitor | 3 gibbon pairs |  |  |  |  | vn multiply-108 «NP V NP»: agent=Agent pair=Theme |
| 2 | **sing** *speech: express* | gerund | 3 gibbon pairs *not said here* | duets |  |  |  |  | vn sound\_emission-43.2 «PP.location V NP»: agent=Location duet=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.

<!-- .note -->
*Sentence 2:* How many gibbons are singing?

```conllu
# sent_id = question:biology:85-ape-house-orangutans-gibbons-bonobos:t11:2
# text = How many gibbons are singing?
1	How	how	ADV	WRB	PronType=Int	2	advmod	_	_
2	many	many	ADJ	JJ	Degree=Pos	3	amod	_	_
3	gibbons	gibbon	NOUN	NNS	Number=Plur	5	nsubj	_	_
4	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
5	singing	sing	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	SpaceAfter=No
6	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sing** *speech: express* | present · progressive | many gibbons |  |  |  |  |  | vn sound\_emission-43.2 «NP V»: agent=Theme |

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
6

```conllu
# sent_id = question:biology:85-ape-house-orangutans-gibbons-bonobos:t11:o1:1
# text = 6
1	6	6	NUM	CD	NumForm=Digit|NumType=Card	0	root	_	_
```

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

### Option 2 {#o2}

<!-- .ven lang=en -->
3

```conllu
# sent_id = question:biology:85-ape-house-orangutans-gibbons-bonobos:t11:o2:1
# text = 3
1	3	3	NUM	CD	NumForm=Digit|NumType=Card	0	root	_	_
```

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

### Option 3 {#o3}

<!-- .ven lang=en -->
9

```conllu
# sent_id = question:biology:85-ape-house-orangutans-gibbons-bonobos:t11:o3:1
# text = 9
1	9	9	NUM	CD	NumForm=Digit|NumType=Card	0	root	_	_
```

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

### Option 4 {#o4}

<!-- .ven lang=en -->
4

```conllu
# sent_id = question:biology:85-ape-house-orangutans-gibbons-bonobos:t11:o4:1
# text = 4
1	4	4	NUM	CD	NumForm=Digit|NumType=Card	0	root	_	_
```

<!-- .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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