---
title: A gear with 30 teeth that turns once pushes 30 teeth of the gear it… — Olympiad: forces, floating and machines ★★★ · tree and pragmatics
description: A gear with 30 teeth that turns once pushes 30 teeth of the gear it meshes with, so a 10-tooth gear turns 3 times. Who acts: 30 teeth, gear, ring, tooth gear. A sentence of the lesson «Olympiad: forces, floating and machines ★★★» of the physics course of Mova's primary school with its dependency tre
---

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# Olympiad: forces, floating and machines ★★★, sentence 7

<!-- .ven lang=en -->
A gear with 30 teeth that turns once pushes 30 teeth of the gear it meshes with, so a 10-tooth gear turns 3 times.

<!-- .vintro -->
**Who acts:** 30 teeth, gear, ring, tooth gear · **What happens:** turn, push, mesh · **To what, where:** 30 teeth, gear

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This is a sentence of the lesson «Olympiad: forces, floating and machines ★★★» of the physics 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 (30 teeth, gear, ring, tooth gear), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:042-olympiad-forces-floating-and-machines.lesson:7
# text = A gear with 30 teeth that turns once pushes 30 teeth of the gear it meshes with, so a 10-tooth gear turns 3 times.
# source = school lesson (ours)
# course = physics
# lesson = 042-olympiad-forces-floating-and-machines.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, R6-punct-agree ×1, R7-rel-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	gear	gear	NOUN	NN	Number=Sing	9	nsubj	_	_
3	with	with	ADP	IN	_	5	case	_	_
4	30	30	NUM	CD	NumForm=Digit|NumType=Card	5	nummod	_	_
5	teeth	tooth	NOUN	NNS	Number=Plur	2	nmod	_	_
6	that	that	PRON	WDT	PronType=Rel	7	nsubj	_	_
7	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	acl:relcl	_	_
8	once	once	ADV	RB	_	7	advmod	_	_
9	pushes	push	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
10	30	30	NUM	CD	NumForm=Digit|NumType=Card	11	nummod	_	_
11	teeth	tooth	NOUN	NNS	Number=Plur	9	obj	_	Agree=R5-strong|Haiku=7:obj
12	of	of	ADP	IN	_	14	case	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	gear	gear	NOUN	NN	Number=Sing	11	nmod	_	_
15	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	16	nsubj	_	_
16	meshes	mesh	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	14	acl:relcl	_	_
17	with	with	ADP	IN	_	16	obl	_	_
18	,	,	PUNCT	,	_	25	punct	_	_
19	so	so	ADV	RB	_	25	advmod	_	_
20	a	a	DET	DT	Definite=Ind|PronType=Art	24	det	_	_
21	10	10	NUM	CD	NumForm=Digit|NumType=Card	23	nummod	_	_
22	-	-	PUNCT	HYPH	_	21	punct	_	_
23	tooth	tooth	NOUN	NN	Number=Sing	24	compound	_	_
24	gear	gear	NOUN	NN	Number=Sing	25	nsubj	_	_
25	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	parataxis	_	Agree=R7-rel-agree|Haiku=9:conj
26	3	3	NUM	CD	NumForm=Digit|NumType=Card	27	nummod	_	_
27	times	time	NOUN	NNS	Number=Plur	25	obl:unmarked	_	_
28	.	.	PUNCT	.	_	9	punct	_	Agree=R6-punct-agree|Haiku=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 | **turn** | present | 30 teeth |  |  |  |  | once *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 2 | **push** | present | a gear with 30 teeth | 30 teeth of the gear |  |  |  |  | vn carry-11.4-1-1 «NP V NP»: agent=Agent tooth=Theme |
| 3 | **mesh** | present | ring | the gear *not said here* |  |  |  |  | tree rules |
| 4 | **turn** | present | a tooth gear |  |  |  | time |  | vn roll-51.3.1 «NP.theme V»: agent=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:physics:042-olympiad-forces-floating-and-machines.lesson:7`.

**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, R6-punct-agree ×1, 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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- next →: [Olympiad: forces, floating and machine…, 8](https://md.mova.elamur.ai/free/en/corpora/school/physics/42-olympiad-forces-floating-and-machines/8/)
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