---
title: A bigger back cog makes pedalling easier but slower, good for hills;… — Olympiad: machines at home and in the factory ★★★ · tree and pragmatics
description: A bigger back cog makes pedalling easier but slower, good for hills; a smaller back cog makes it harder but faster. Who acts: bigger back cog, smaller back cog. A sentence of the lesson «Olympiad: machines at home and in the factory ★★★» of the technology course of Mova's primary school with its dep
---

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# Olympiad: machines at home and in the factory ★★★, sentence 7

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A bigger back cog makes pedalling easier but slower, good for hills; a smaller back cog makes it harder but faster.

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**Who acts:** bigger back cog, smaller back cog · **What happens:** make · **To what, where:** pedalling

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This is a sentence of the lesson «Olympiad: machines at home and in the factory ★★★» of the technology 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 (bigger back cog, smaller back cog), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:042-olympiad-machines-at-home-and-in-the-factory.lesson:7
# text = A bigger back cog makes pedalling easier but slower, good for hills; a smaller back cog makes it harder but faster.
# source = school lesson (ours)
# course = technology
# lesson = 042-olympiad-machines-at-home-and-in-the-factory.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): R1-cc-next ×2, R7-rel-agree ×3, R8-pos-agree ×3
1	A	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
2	bigger	big	ADJ	JJR	Degree=Cmp	4	amod	_	_
3	back	back	NOUN	NN	Number=Sing	4	compound	_	Agree=R7-rel-agree|Haiku=4:amod|HaikuPos=ADJ:JJ:Degree=Pos
4	cog	cog	NOUN	NN	Number=Sing	5	nsubj	_	_
5	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	pedalling	pedall	NOUN	NN	Number=Sing	5	obj	_	Agree=R8-pos-agree|Haiku=5:obj|HaikuPos=VERB:VBG:VerbForm=Ger
7	easier	easy	ADJ	JJR	Degree=Cmp	5	xcomp	_	_
8	but	but	CCONJ	CC	_	9	cc	_	Agree=R1-cc-next|Haiku=7:cc
9	slower	slow	ADJ	JJR	Degree=Cmp	7	conj	_	Agree=R8-pos-agree|Haiku=7:conj|HaikuPos=ADV:RBR:Degree=Cmp
10	,	,	PUNCT	,	_	9	punct	_	_
11	good	good	ADJ	JJ	Degree=Pos	5	conj	_	_
12	for	for	ADP	IN	_	13	case	_	_
13	hills	hill	NOUN	NNS	Number=Plur	11	obl	_	_
14	;	;	PUNCT	:	_	19	punct	_	_
15	a	a	DET	DT	Definite=Ind|PronType=Art	18	det	_	_
16	smaller	small	ADJ	JJR	Degree=Cmp	18	amod	_	_
17	back	back	NOUN	NN	Number=Sing	18	compound	_	Agree=R7-rel-agree|Haiku=18:amod|HaikuPos=ADJ:JJ:Degree=Pos
18	cog	cog	NOUN	NN	Number=Sing	19	nsubj	_	_
19	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	parataxis	_	Agree=R7-rel-agree|Haiku=5:conj
20	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	19	obj	_	_
21	harder	hard	ADJ	JJR	Degree=Cmp	19	xcomp	_	_
22	but	but	CCONJ	CC	_	23	cc	_	Agree=R1-cc-next|Haiku=21:cc
23	faster	fast	ADJ	JJR	Degree=Cmp	21	conj	_	Agree=R8-pos-agree|Haiku=21:conj|HaikuPos=ADV:RBR:Degree=Cmp
24	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: changed act=assert

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | a bigger back cog | pedalling |  |  |  | easy *property* | vn build-26.1-1 «NP.asset V NP»: agent=Asset pedall=Product |
| 2 | **make** | present | a smaller back cog | pedalling *= pedall* |  |  |  | hard *property* | vn build-26.1-1 «NP.asset V NP»: agent=Asset it=Product |

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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:technology:042-olympiad-machines-at-home-and-in-the-factory.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): R1-cc-next ×2, R7-rel-agree ×3, R8-pos-agree ×3. **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: [Olympiad: machines at home and in the…, 6](https://md.mova.elamur.ai/free/en/corpora/school/technology/42-olympiad-machines-at-home-and-in-the-factory/6/)
- next →: [Olympiad: machines at home and in the…, 8](https://md.mova.elamur.ai/free/en/corpora/school/technology/42-olympiad-machines-at-home-and-in-the-factory/8/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/technology/42-olympiad-machines-at-home-and-in-the-factory/)

