---
title: Brush twice a day for about two minutes with fluoride toothpaste, th… — Teeth: enamel, sugar, holes, brushing and the de… · tree and pragmatics
description: Brush twice a day for about two minutes with fluoride toothpaste, then spit but do not rinse, so the fluoride stays on the teeth; fluoride makes enamel stronger against acid. Who acts: you, fluoride. A sentence of the lesson «Teeth: enamel, sugar, holes, brushing and the dentist» of the biology cour
---

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# Teeth: enamel, sugar, holes, brushing and the dentist, sentence 9

<!-- .ven lang=en -->
Brush twice a day for about two minutes with fluoride toothpaste, then spit but do not rinse, so the fluoride stays on the teeth; fluoride makes enamel stronger against acid.

<!-- .vintro -->
**Who acts:** you, fluoride · **What happens:** brush, spit, not rinse, stay, make · **To what, where:** teeth, enamel

<!-- .vabout -->
This is a sentence of the lesson «Teeth: enamel, sugar, holes, brushing and the dentist» 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, fluoride), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:352-teeth-enamel-sugar-holes-brushing-and-the-dentist.lesson:9
# text = Brush twice a day for about two minutes with fluoride toothpaste, then spit but do not rinse, so the fluoride stays on the teeth; fluoride makes enamel stronger against acid.
# source = school lesson (ours)
# course = biology
# lesson = 352-teeth-enamel-sugar-holes-brushing-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): R5-strong ×1, R7-rel-agree ×2
1	Brush	brush	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	twice	twice	ADV	RB	NumForm=Word|NumType=Mult	1	advmod	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	day	day	NOUN	NN	Number=Sing	2	obl:unmarked	_	_
5	for	for	ADP	IN	_	8	case	_	_
6	about	about	ADV	RB	_	7	advmod	_	_
7	two	two	NUM	CD	NumForm=Word|NumType=Card	8	nummod	_	_
8	minutes	minute	NOUN	NNS	Number=Plur	1	obl	_	_
9	with	with	ADP	IN	_	11	case	_	_
10	fluoride	fluoride	NOUN	NN	Number=Sing	11	compound	_	_
11	toothpaste	toothpaste	NOUN	NN	Number=Sing	1	obl	_	_
12	,	,	PUNCT	,	_	14	punct	_	_
13	then	then	ADV	RB	PronType=Dem	14	advmod	_	_
14	spit	spit	VERB	VB	Mood=Imp|VerbForm=Fin	1	parataxis	_	Agree=R7-rel-agree|Haiku=1:conj
15	but	but	CCONJ	CC	_	18	cc	_	_
16	do	do	AUX	VB	Mood=Imp|VerbForm=Fin	18	aux	_	_
17	not	not	PART	RB	Polarity=Neg	18	advmod	_	_
18	rinse	rinse	VERB	VB	Mood=Imp|VerbForm=Fin	14	conj	_	_
19	,	,	PUNCT	,	_	23	punct	_	_
20	so	so	ADV	RB	_	23	advmod	_	_
21	the	the	DET	DT	Definite=Def|PronType=Art	22	det	_	_
22	fluoride	fluoride	NOUN	NN	Number=Sing	23	nsubj	_	_
23	stays	stay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	conj	_	_
24	on	on	ADP	IN	_	26	case	_	_
25	the	the	DET	DT	Definite=Def|PronType=Art	26	det	_	_
26	teeth	tooth	NOUN	NNS	Number=Plur	23	obl	_	_
27	;	;	PUNCT	:	_	29	punct	_	_
28	fluoride	fluoride	NOUN	NN	Number=Sing	29	nsubj	_	_
29	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	parataxis	_	Agree=R7-rel-agree|Haiku=1:conj
30	enamel	enamel	NOUN	NN	Number=Sing	29	obj	_	_
31	stronger	strong	ADJ	JJR	Degree=Cmp	29	xcomp	_	_
32	against	against	ADP	IN	_	33	case	_	_
33	acid	acid	NOUN	NN	Number=Sing	31	obl	_	Agree=R5-strong|Haiku=29:obl
34	.	.	PUNCT	.	_	1	punct	_	_
```

## Pragmatics {#pragmatics}

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

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **brush** | imperative | you *not said here* |  |  |  | minute | with fluoride toothpaste; twice *property* | vn floss-41.2.1 «NP V PP.instrument»: agent=Agent with toothpaste=Instrument |
| 2 | **spit** | infinitive |  |  |  |  | then |  | vn breathe-40.1.2 «NP V»: agent=Agent |
| 3 | **not** **rinse** | infinitive · do-support |  |  |  |  |  |  | vn wipe\_manner-10.4.1-1 «NP V PP-Conative»: agent=Agent |
| 4 | **stay** | present | the fluoride |  |  | the teeth |  |  | vn exist-47.1 «NP V PP.location»: agent=Theme on tooth=Location |
| 5 | **make** | present | fluoride | enamel |  |  |  | strong *property* | vn build-26.1-1 «NP.asset V NP»: agent=Asset enamel=Product |

<!-- .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:352-teeth-enamel-sugar-holes-brushing-and-the-dentist.lesson:9`.

**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, 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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