---
title: Mice sweep their whiskers back and forth many times a second to feel… — How real mice survive: squeezing, climbing and h… · tree and pragmatics
description: Mice sweep their whiskers back and forth many times a second to feel the shape of things around them, which matters because they are mostly active at night. Who acts: Mice, whiskers. A sentence of the lesson «How real mice survive: squeezing, climbing and hiding» of the biology course of Mova's prim
---

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# How real mice survive: squeezing, climbing and hiding, sentence 7

<!-- .ven lang=en -->
Mice sweep their whiskers back and forth many times a second to feel the shape of things around them, which matters because they are mostly active at night.

<!-- .vintro -->
**Who acts:** Mice, whiskers · **What happens:** sweep, feel, matter, be · **To what, where:** whiskers, shape

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This is a sentence of the lesson «How real mice survive: squeezing, climbing and hiding» of the biology course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (Mice, whiskers), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:120-how-real-mice-survive.lesson:7
# text = Mice sweep their whiskers back and forth many times a second to feel the shape of things around them, which matters because they are mostly active at night.
# source = school lesson (ours)
# course = biology
# lesson = 120-how-real-mice-survive.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×2
1	Mice	mouse	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	sweep	sweep	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	whiskers	whisker	NOUN	NNS	Number=Plur	2	obj	_	_
5	back	back	ADV	RB	_	2	advmod	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	forth	forth	ADV	RB	_	5	conj	_	_
8	many	many	ADJ	JJ	Degree=Pos	9	amod	_	_
9	times	time	NOUN	NNS	Number=Plur	2	obl:unmarked	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	second	second	ADJ	JJ	Degree=Pos|NumForm=Word|NumType=Ord	9	amod	_	_
12	to	to	PART	TO	_	13	mark	_	_
13	feel	feel	VERB	VB	VerbForm=Inf	2	advcl	_	Agree=R5-strong|Haiku=11:xcomp
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
15	shape	shape	NOUN	NN	Number=Sing	13	obj	_	_
16	of	of	ADP	IN	_	17	case	_	_
17	things	thing	NOUN	NNS	Number=Plur	15	nmod	_	_
18	around	around	ADP	IN	_	19	case	_	_
19	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	17	nmod	_	Agree=R5-strong|Haiku=13:obl
20	,	,	PUNCT	,	_	22	punct	_	_
21	which	which	PRON	WDT	PronType=Rel	22	nsubj	_	_
22	matters	matter	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	parataxis	_	_
23	because	because	SCONJ	IN	_	27	mark	_	_
24	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	27	nsubj	_	_
25	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	27	cop	_	_
26	mostly	mostly	ADV	RB	_	27	advmod	_	_
27	active	active	ADJ	JJ	Degree=Pos	22	advcl	_	_
28	at	at	ADP	IN	_	29	case	_	_
29	night	night	NOUN	NN	Number=Sing	27	obl	_	_
30	.	.	PUNCT	.	_	2	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sweep** | present | Mice | wires's whiskers |  |  | time |  | vn run-51.3.2-1 «NP V NP»: agent=Theme whisker=Trajectory |
| 2 | **feel** | to-infinitive | Mice *not said here* | the shape of things around wires |  |  |  |  | vn hunt-35.1 «NP V NP»: agent=Agent shape=Theme |
| 3 | **matter** | present |  |  |  |  |  |  | vn matter-91 «NP V»: agent=Stimulus |
| 4 | **is** | present | whiskers *= whisker* |  |  |  | night | active, mostly *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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:biology:120-how-real-mice-survive.lesson:7`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×2. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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