---
title: A simple machine makes work easier by changing the size or the direc… — Simple machines and how they help · tree and pragmatics
description: A simple machine makes work easier by changing the size or the direction of a force. Who acts: simple machine. A sentence of the lesson «Simple machines and how they help» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Simple machines and how they help, sentence 10

<!-- .ven lang=en -->
A simple machine makes work easier by changing the size or the direction of a force.

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**Who acts:** simple machine · **What happens:** make, change · **To what, where:** work, size

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This is a sentence of the lesson «Simple machines and how they help» of the world 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 (simple machine), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:052-simple-machines.lesson:10
# text = A simple machine makes work easier by changing the size or the direction of a force.
# source = school lesson (ours)
# course = world
# lesson = 052-simple-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): no change
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	simple	simple	ADJ	JJ	Degree=Pos	3	amod	_	_
3	machine	machine	NOUN	NN	Number=Sing	4	nsubj	_	_
4	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	work	work	NOUN	NN	Number=Sing	4	obj	_	_
6	easier	easy	ADJ	JJR	Degree=Cmp	4	xcomp	_	_
7	by	by	SCONJ	IN	_	8	mark	_	_
8	changing	change	VERB	VBG	Tense=Pres|VerbForm=Part	4	advcl	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	size	size	NOUN	NN	Number=Sing	8	obj	_	_
11	or	or	CCONJ	CC	_	13	cc	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	direction	direction	NOUN	NN	Number=Sing	10	conj	_	_
14	of	of	ADP	IN	_	16	case	_	_
15	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
16	force	force	NOUN	NN	Number=Sing	13	nmod	_	_
17	.	.	PUNCT	.	_	4	punct	_	_
```

## Pragmatics {#pragmatics}

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- 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 | **make** | present | a simple machine | work |  |  |  | easy *property* | vn build-26.1-1 «NP.asset V NP»: agent=Asset work=Product |
| 2 | **change** | gerund | a simple machine *not said here* | the size or the direction of a force |  |  |  |  | vn dress-41.1.1-1-1 «NP V NP»: agent=Agent size=Patient |

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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:world:052-simple-machines.lesson:10`.

**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): no change. **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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