---
title: Fluoride toothpaste is the best defence: it hardens enamel and mends… — Sugar, teeth and the dentist · tree and pragmatics
description: Fluoride toothpaste is the best defence: it hardens enamel and mends early damage, which is why you spit after brushing but don't rinse it away. Who acts: Fluoride toothpaste, toothpaste, early damage, you. A sentence of the lesson «Sugar, teeth and the dentist» of the medicine course of Mova's prim
---

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# Sugar, teeth and the dentist, sentence 3

<!-- .ven lang=en -->
Fluoride toothpaste is the best defence: it hardens enamel and mends early damage, which is why you spit after brushing but don't rinse it away.

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**Who acts:** Fluoride toothpaste, toothpaste, early damage, you · **What happens:** be, harden, mend, spit, brush, not rinse away · **To what, where:** best defence, enamel, early damage

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This is a sentence of the lesson «Sugar, teeth and the dentist» of the medicine 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 (Fluoride toothpaste, toothpaste, early damage, you), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:medicine:024-sugar-teeth-and-the-dentist.lesson:3
# text = Fluoride toothpaste is the best defence: it hardens enamel and mends early damage, which is why you spit after brushing but don't rinse it away.
# source = school lesson (ours)
# course = medicine
# lesson = 024-sugar-teeth-and-the-dentist.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 ×1, R8-pos-agree ×1
1	Fluoride	fluoride	NOUN	NN	Number=Sing	2	compound	_	_
2	toothpaste	toothpaste	NOUN	NN	Number=Sing	6	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
5	best	good	ADJ	JJS	Degree=Sup	6	amod	_	_
6	defence	defence	NOUN	NN	Number=Sing	0	root	_	_
7	:	:	PUNCT	:	_	9	punct	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	nsubj	_	_
9	hardens	harden	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	parataxis	_	Agree=R7-rel-agree|Haiku=6:acl:relcl
10	enamel	enamel	NOUN	NN	Number=Sing	9	obj	_	_
11	and	and	CCONJ	CC	_	12	cc	_	_
12	mends	mend	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	conj	_	_
13	early	early	ADJ	JJ	Degree=Pos	14	amod	_	_
14	damage	damage	NOUN	NN	Number=Sing	12	obj	_	_
15	,	,	PUNCT	,	_	18	punct	_	_
16	which	which	PRON	WDT	PronType=Rel	18	nsubj	_	_
17	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	18	cop	_	_
18	why	why	ADV	WRB	PronType=Int	14	acl:relcl	_	_
19	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	20	nsubj	_	_
20	spit	spit	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	18	advcl	_	_
21	after	after	SCONJ	IN	_	22	mark	_	_
22	brushing	brush	VERB	VBG	VerbForm=Ger	20	advcl	_	_
23	but	but	CCONJ	CC	_	26	cc	_	_
24	do	do	AUX	VB	Mood=Imp|VerbForm=Fin	26	aux	_	Agree=R8-pos-agree|Haiku=26:aux|HaikuPos=AUX:VBP:Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin
25	n't	not	PART	RB	Polarity=Neg	26	advmod	_	_
26	rinse	rinse	VERB	VB	Mood=Imp|VerbForm=Fin	20	conj	_	_
27	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	26	obj	_	_
28	away	away	ADV	RB	_	26	advmod	_	_
29	.	.	PUNCT	.	_	6	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 | **is a** | present | Fluoride toothpaste | the best defence |  |  |  |  | tree rules |
| 2 | **harden** | present | toothpaste | enamel |  |  |  |  | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent enamel=Patient |
| 3 | **mend** | present | toothpaste *not said here* | early damage |  |  |  |  | tree rules |
| 4 | **is** | present | early damage |  |  |  |  | why *property* | tree rules |
| 5 | **spit** | present | you |  |  |  |  |  | vn breathe-40.1.2 «NP V»: agent=Agent |
| 6 | **brush** | gerund | you *not said here* |  |  |  |  |  | vn floss-41.2.1 «NP V»: agent=Agent |
| 7 | **not** **rinse away** | infinitive · do-support | you *not said here* | enamel |  |  |  | away *property* | vn wipe\_manner-10.4.1-1 «NP V NP.theme»: agent=Agent it=Theme |

<!-- .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:medicine:024-sugar-teeth-and-the-dentist.lesson:3`.

**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 ×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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