---
title: Look at a squirrel's teeth when it cracks a hazelnut: they are orange. — Rodents: the biggest group of mammals and their… · tree and pragmatics
description: Look at a squirrel's teeth when it cracks a hazelnut: they are orange. Who acts: you, edge, teeth. A sentence of the lesson «Rodents: the biggest group of mammals and their ever-growing teeth» of the biology course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Rodents: the biggest group of mammals and their ever-growing teeth, sentence 4

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Look at a squirrel's teeth when it cracks a hazelnut: they are orange.

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**Who acts:** you, edge, teeth · **What happens:** look, crack, be · **To what, where:** hazelnut

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This is a sentence of the lesson «Rodents: the biggest group of mammals and their ever-growing teeth» 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 (you, edge, teeth), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:316-rodents-the-biggest-group-of-mammals-and-their-ever-growing-teeth.lesson:4
# text = Look at a squirrel's teeth when it cracks a hazelnut: they are orange.
# source = school lesson (ours)
# course = biology
# lesson = 316-rodents-the-biggest-group-of-mammals-and-their-ever-growing-teeth.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): no change
1	Look	look	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	at	at	ADP	IN	_	6	case	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	squirrel	squirrel	NOUN	NN	Number=Sing	6	nmod:poss	_	_
5	's	's	PART	POS	_	4	case	_	_
6	teeth	tooth	NOUN	NNS	Number=Plur	1	obl	_	_
7	when	when	ADV	WRB	PronType=Int	9	advmod	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	nsubj	_	_
9	cracks	crack	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	advcl	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	hazelnut	hazelnut	NOUN	NN	Number=Sing	9	obj	_	_
12	:	:	PUNCT	:	_	15	punct	_	_
13	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	15	nsubj	_	_
14	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	15	cop	_	_
15	orange	orange	ADJ	JJ	Degree=Pos	1	parataxis	_	_
16	.	.	PUNCT	.	_	1	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: command
- act: request
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **look** | imperative | you *not said here* |  |  |  |  | at a squirrel's teeth | vn peer-30.3 «NP V PP.theme»: agent=Agent at tooth=Theme |
| 2 | **crack** | present | edge | a hazelnut |  |  |  |  | vn sound\_emission-43.2 «PP.location V NP»: agent=Location hazelnut=Theme |
| 3 | **is** | present | teeth *= tooth* |  |  |  |  | orange *property* | tree rules |

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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:316-rodents-the-biggest-group-of-mammals-and-their-ever-growing-teeth.lesson:4`.

**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): no change. **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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