---
title: A house mouse has 16 teeth: 4 front gnawing teeth and 12 back grinde… — Rodents: the biggest group of mammals and their… · tree and pragmatics
description: A house mouse has 16 teeth: 4 front gnawing teeth and 12 back grinders, with a big gap between them and no canines. Who acts: house mouse. 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 
---

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# Rodents: the biggest group of mammals and their ever-growing teeth, sentence 10

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A house mouse has 16 teeth: 4 front gnawing teeth and 12 back grinders, with a big gap between them and no canines.

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**Who acts:** house mouse · **What happens:** have, gnaw · **To what, where:** 16 teeth

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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 (house mouse), 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:10
# text = A house mouse has 16 teeth: 4 front gnawing teeth and 12 back grinders, with a big gap between them and no canines.
# 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): R7-rel-agree ×2
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	house	house	NOUN	NN	Number=Sing	3	compound	_	_
3	mouse	mouse	NOUN	NN	Number=Sing	4	nsubj	_	_
4	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	16	16	NUM	CD	NumForm=Digit|NumType=Card	6	nummod	_	_
6	teeth	tooth	NOUN	NNS	Number=Plur	4	obj	_	_
7	:	:	PUNCT	:	_	6	punct	_	_
8	4	4	NUM	CD	NumForm=Digit|NumType=Card	11	nummod	_	_
9	front	front	ADJ	JJ	Degree=Pos	11	amod	_	Agree=R7-rel-agree|Haiku=11:compound|HaikuPos=NOUN:NN:Number=Sing
10	gnawing	gnaw	VERB	VBG	Tense=Pres|VerbForm=Part	11	amod	_	_
11	teeth	tooth	NOUN	NNS	Number=Plur	6	appos	_	_
12	and	and	CCONJ	CC	_	15	cc	_	_
13	12	12	NUM	CD	NumForm=Digit|NumType=Card	15	nummod	_	_
14	back	back	NOUN	NN	Number=Sing	15	compound	_	Agree=R7-rel-agree|Haiku=15:amod|HaikuPos=ADJ:JJ:Degree=Pos
15	grinders	grinder	NOUN	NNS	Number=Plur	11	conj	_	_
16	,	,	PUNCT	,	_	20	punct	_	_
17	with	with	ADP	IN	_	20	case	_	_
18	a	a	DET	DT	Definite=Ind|PronType=Art	20	det	_	_
19	big	big	ADJ	JJ	Degree=Pos	20	amod	_	_
20	gap	gap	NOUN	NN	Number=Sing	11	conj	_	_
21	between	between	ADP	IN	_	22	case	_	_
22	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	20	nmod	_	_
23	and	and	CCONJ	CC	_	25	cc	_	_
24	no	no	DET	DT	PronType=Neg	25	det	_	_
25	canines	canine	NOUN	NNS	Number=Plur	11	conj	_	_
26	.	.	PUNCT	.	_	4	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 | **have** | present | a house mouse | 16 teeth |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent tooth=Patient |
| 2 | **gnaw** | gerund |  |  |  |  |  |  | vn chew-39.2 «NP V»: agent=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.

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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:10`.

**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): R7-rel-agree ×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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