---
title: How could a mouse's own squeaks help a cat find it? — How real cats hunt: stalking, waiting… · tree and pragmatics
description: How could a mouse's own squeaks help a cat find it? Test 4 · ★★ of lesson 119 «How real cats hunt: stalking, waiting and pouncing» 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 right.
---

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# Test 4 · ★★ · How real cats hunt: stalking, waiting and pouncing

<!-- .ven lang=en -->
How could a mouse's own squeaks help a cat find it?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 4 · right ✓ · **Who acts:** own squeaks, you, mouse · **What happens:** help, find, squeak · **To what, where:** cat

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This is test 4 · ★★ of lesson 119 «How real cats hunt: stalking, waiting and pouncing» 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/119-how-real-cats-hunt/#t4).

## The question {#question}

```conllu
# sent_id = question:biology:119-how-real-cats-hunt:t4:1
# text = How could a mouse's own squeaks help a cat find it?
1	How	how	ADV	WRB	PronType=Int	8	advmod	_	_
2	could	could	AUX	MD	VerbForm=Fin	8	aux	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	mouse	mouse	NOUN	NN	Number=Sing	7	nmod:poss	_	SpaceAfter=No
5	's	's	PART	POS	_	4	case	_	_
6	own	own	ADJ	JJ	Degree=Pos	7	amod	_	_
7	squeaks	squeak	NOUN	NNS	Number=Plur	8	nsubj	_	_
8	help	help	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	11	advcl	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	cat	cat	NOUN	NN	Number=Sing	8	obj	_	_
11	find	find	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
12	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	11	obj	_	SpaceAfter=No
13	?	?	PUNCT	.	_	11	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **help** | could | a mouse's own squeaks |  | a cat |  |  |  | vn help-72.1-1-1 «NP V NP»: agent=Agent cat=Beneficiary |
| 2 | **find** | imperative | you *not said here* | cat |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent it=Topic |
| 3 | **squeak** |  | a mouse |  |  |  |  |  | nom squeak «event intransitive»: poss=agent |

<!-- .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 {#o1}

<!-- .ven lang=en -->
Mouse squeaks smell of food, and cats follow the smell to the mouse

```conllu
# sent_id = question:biology:119-how-real-cats-hunt:t4:o1:1
# text = Mouse squeaks smell of food, and cats follow the smell to the mouse
1	Mouse	mouse	NOUN	NN	Number=Sing	2	compound	_	_
2	squeaks	squeak	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	smell	smell	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	of	of	ADP	IN	_	5	case	_	_
5	food	food	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
6	,	,	PUNCT	,	_	9	punct	_	_
7	and	and	CCONJ	CC	_	9	cc	_	_
8	cats	cat	NOUN	NNS	Number=Plur	9	nsubj	_	_
9	follow	follow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	smell	smell	NOUN	NN	Number=Sing	9	obj	_	_
12	to	to	ADP	IN	_	14	case	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	mouse	mouse	NOUN	NN	Number=Sing	9	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **smell** | present | Mouse squeaks |  |  |  |  | of food | vn smell\_emission-43.3 «NP V PP.theme»: agent=Location of food=Theme |
| 2 | **follow** | present | cats | the smell |  |  |  | to the mouse | vn chase-51.6 «NP V NP PP.location»: agent=Agent smell=Theme to mouse=Trajectory |

### Option 2 {#o2}

<!-- .ven lang=en -->
Squeaks make the mouse glow

```conllu
# sent_id = question:biology:119-how-real-cats-hunt:t4:o2:1
# text = Squeaks make the mouse glow
1	Squeaks	squeak	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	make	make	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	mouse	mouse	NOUN	NN	Number=Sing	5	compound	_	_
5	glow	glow	NOUN	NN	Number=Sing	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | Squeaks | the mouse glow |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset glow=Product |

### Option 3 {#o3}

<!-- .ven lang=en -->
Cats cannot hear squeaks at all, so they do not help

```conllu
# sent_id = question:biology:119-how-real-cats-hunt:t4:o3:1
# text = Cats cannot hear squeaks at all, so they do not help
1	Cats	cat	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	can	can	AUX	MD	VerbForm=Fin	4	aux	_	SpaceAfter=No
3	not	not	PART	RB	Polarity=Neg	4	advmod	_	_
4	hear	hear	VERB	VB	VerbForm=Inf	0	root	_	_
5	squeaks	squeak	NOUN	NNS	Number=Plur	4	obj	_	_
6	at	at	ADP	IN	_	7	case	_	_
7	all	all	DET	DT	PronType=Tot	4	obl	_	SpaceAfter=No
8	,	,	PUNCT	,	_	13	punct	_	_
9	so	so	ADV	RB	_	13	advmod	_	_
10	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	13	nsubj	_	_
11	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	13	aux	_	_
12	not	not	PART	RB	Polarity=Neg	13	advmod	_	_
13	help	help	VERB	VB	VerbForm=Inf	4	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **hear** | can | Cats | squeaks |  | all |  |  | vn see-30.1-1-1 «NP V S»: agent=Experiencer squeak=Stimulus |
| 2 | **not** **help** | present · do-support | Cats *= cat* |  |  |  |  |  | vn help-72.1-1-1 «NP V PP.theme»: agent=Agent |

### Option 4 · ← Mova's choice · ✓ the right answer {#o4}

<!-- .ven lang=en -->
Cats hear very high sounds and can turn their ears to the spot

```conllu
# sent_id = question:biology:119-how-real-cats-hunt:t4:o4:1
# text = Cats hear very high sounds and can turn their ears to the spot
1	Cats	cat	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	hear	hear	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	very	very	ADV	RB	_	4	advmod	_	_
4	high	high	ADJ	JJ	Degree=Pos	5	amod	_	_
5	sounds	sound	NOUN	NNS	Number=Plur	2	obj	_	_
6	and	and	CCONJ	CC	_	8	cc	_	_
7	can	can	AUX	MD	VerbForm=Fin	8	aux	_	_
8	turn	turn	VERB	VB	VerbForm=Inf	2	conj	_	_
9	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	10	nmod:poss	_	_
10	ears	ear	NOUN	NNS	Number=Plur	8	obj	_	_
11	to	to	ADP	IN	_	13	case	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	spot	spot	NOUN	NN	Number=Sing	8	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hear** | present | Cats | high sounds |  |  |  |  | vn see-30.1-1-1 «NP V S»: agent=Experiencer sound=Stimulus |
| 2 | **turn** | can | Cats *not said here* | Cats's ears |  | the spot |  |  | vn roll-51.3.1 «NP V NP PP.trajectory»: agent=Agent ear=Theme to spot=Trajectory |

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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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