---
title: About a third of each tooth's surface is between the teeth, where a… — Flossing and caring for your teeth · tree and pragmatics
description: About a third of each tooth's surface is between the teeth, where a brush cannot reach without floss. Who acts: brush. A sentence of the lesson «Flossing and caring for your teeth» of the everyday course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Flossing and caring for your teeth, sentence 17

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About a third of each tooth's surface is between the teeth, where a brush cannot reach without floss.

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**Who acts:** brush · **What happens:** not reach

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This is a sentence of the lesson «Flossing and caring for your teeth» of the everyday 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 (brush), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:everyday:074-flossing-and-caring-for-teeth.lesson:17
# text = About a third of each tooth's surface is between the teeth, where a brush cannot reach without floss.
# source = school lesson (ours)
# course = everyday
# lesson = 074-flossing-and-caring-for-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 ×1
1	About	about	ADV	RB	_	3	advmod	_	Agree=R7-rel-agree|Haiku=3:case|HaikuPos=ADP:IN:_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	third	third	NOUN	NN	Number=Sing	10	nsubj	_	_
4	of	of	ADP	IN	_	8	case	_	_
5	each	each	DET	DT	PronType=Tot	6	det	_	_
6	tooth	tooth	NOUN	NN	Number=Sing	8	nmod:poss	_	_
7	's	's	PART	POS	_	6	case	_	_
8	surface	surface	NOUN	NN	Number=Sing	3	nmod	_	_
9	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
10	between	between	ADP	IN	_	0	root	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	teeth	tooth	NOUN	NNS	Number=Plur	10	obl	_	_
13	,	,	PUNCT	,	_	10	punct	_	_
14	where	where	ADV	WRB	PronType=Rel	19	advmod	_	_
15	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
16	brush	brush	NOUN	NN	Number=Sing	19	nsubj	_	_
17	can	can	AUX	MD	VerbForm=Fin	19	aux	_	_
18	not	not	PART	RB	Polarity=Neg	19	advmod	_	_
19	reach	reach	VERB	VB	VerbForm=Inf	12	acl:relcl	_	_
20	without	without	ADP	IN	_	21	case	_	_
21	floss	floss	NOUN	NN	Number=Sing	19	obl	_	_
22	.	.	PUNCT	.	_	10	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- 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 | **not** **reach** | can | a brush |  |  |  |  | without floss | vn body\_motion-49.2-1-1 «NP V»: agent=Agent |

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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:everyday:074-flossing-and-caring-for-teeth.lesson:17`.

**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. **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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- ← previous: [Flossing and caring for your teeth, 16](https://md.mova.elamur.ai/free/en/corpora/school/everyday/74-flossing-and-caring-for-teeth/16/)
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- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/everyday/74-flossing-and-caring-for-teeth/)