---
title: What makes a rodent is its teeth: two upper and two lower front teet… — Rodents: the biggest group of mammals and their… · tree and pragmatics
description: What makes a rodent is its teeth: two upper and two lower front teeth that never stop growing, and no long pointed canines at all. Who acts: teeth, lower front 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
---

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# Rodents: the biggest group of mammals and their ever-growing teeth, sentence 1

<!-- .ven lang=en -->
What makes a rodent is its teeth: two upper and two lower front teeth that never stop growing, and no long pointed canines at all.

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**Who acts:** teeth, lower front teeth · **What happens:** make, be, not stop, grow, point · **To what, where:** rodent, 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 (teeth, lower front 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:1
# text = What makes a rodent is its teeth: two upper and two lower front teeth that never stop growing, and no long pointed canines at all.
# 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): R5-strong ×1, R8-pos-agree ×1
1	What	what	PRON	WP	PronType=Int	2	nsubj	_	_
2	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	csubj	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	rodent	rodent	NOUN	NN	Number=Sing	2	obj	_	_
5	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
6	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	7	nmod:poss	_	_
7	teeth	tooth	NOUN	NNS	Number=Plur	0	root	_	_
8	:	:	PUNCT	:	_	9	punct	_	_
9	two	two	NUM	CD	NumForm=Word|NumType=Card	7	appos	_	_
10	upper	upper	ADJ	JJ	Degree=Pos	9	amod	_	_
11	and	and	CCONJ	CC	_	15	cc	_	_
12	two	two	NUM	CD	NumForm=Word|NumType=Card	10	conj	_	Agree=R5-strong|Haiku=15:nummod
13	lower	low	ADJ	JJR	Degree=Cmp	15	amod	_	_
14	front	front	ADJ	JJ	Degree=Pos	15	amod	_	_
15	teeth	tooth	NOUN	NNS	Number=Plur	9	conj	_	_
16	that	that	PRON	WDT	PronType=Rel	18	nsubj	_	_
17	never	never	ADV	RB	PronType=Neg	18	advmod	_	_
18	stop	stop	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	15	acl:relcl	_	_
19	growing	grow	VERB	VBG	VerbForm=Ger	18	xcomp	_	_
20	,	,	PUNCT	,	_	25	punct	_	_
21	and	and	CCONJ	CC	_	25	cc	_	_
22	no	no	DET	DT	PronType=Neg	25	det	_	_
23	long	long	ADV	RB	Degree=Pos	24	advmod	_	_
24	pointed	point	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	25	amod	_	Agree=R8-pos-agree|Haiku=25:amod|HaikuPos=ADJ:JJ:Degree=Pos
25	canines	canine	NOUN	NNS	Number=Plur	15	conj	_	_
26	at	at	ADP	IN	_	27	case	_	_
27	all	all	DET	DT	PronType=Tot	25	nmod	_	_
28	.	.	PUNCT	.	_	7	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | group's teeth | a rodent |  |  |  |  | vn build-26.1-1 «NP.material V NP»: agent=Material rodent=Product |
| 2 | **is a** | present |  | group's teeth |  |  |  |  | tree rules |
| 3 | **not** **stop** | present | lower front teeth and no pointed canines at all |  |  |  |  |  | vn stop-55.4-1-1 «NP V S\_ING»: agent=Affector clause=Eventuality |
| 4 | **grow** | gerund | lower front teeth and no pointed canines at all *not said here* |  |  |  |  |  | vn appear-48.1.1 «NP V»: agent=Theme |
| 5 | **point** | participle |  |  |  |  |  | long *property* | vn wink-40.3.1 «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:1`.

**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 ×1, R8-pos-agree ×1. **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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