---
title: On a playground roundabout, a push at the edge turns it more easily… — Wheels, axles, ramps and screws · tree and pragmatics
description: On a playground roundabout, a push at the edge turns it more easily than a push near the middle, and riders at the edge move faster. Who acts: push, riders. A sentence of the lesson «Wheels, axles, ramps and screws» of the physics course of Mova's primary school with its dependency tree and the prag
---

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# Wheels, axles, ramps and screws, sentence 11

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On a playground roundabout, a push at the edge turns it more easily than a push near the middle, and riders at the edge move faster.

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**Who acts:** push, riders · **What happens:** turn, move · **To what, where:** edge, playground roundabout

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This is a sentence of the lesson «Wheels, axles, ramps and screws» 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 (push, riders), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:034-wheels-axles-ramps-and-screws.lesson:11
# text = On a playground roundabout, a push at the edge turns it more easily than a push near the middle, and riders at the edge move faster.
# source = school lesson (ours)
# course = physics
# lesson = 034-wheels-axles-ramps-and-screws.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): R8-pos-agree ×1
1	On	on	ADP	IN	_	4	case	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
3	playground	playground	NOUN	NN	Number=Sing	4	compound	_	_
4	roundabout	roundabout	NOUN	NN	Number=Sing	11	obl	_	_
5	,	,	PUNCT	,	_	4	punct	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	push	push	NOUN	NN	Number=Sing	11	nsubj	_	_
8	at	at	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	edge	edge	NOUN	NN	Number=Sing	7	nmod	_	_
11	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
12	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	11	obj	_	_
13	more	more	ADV	RBR	Degree=Cmp	14	advmod	_	_
14	easily	easily	ADV	RB	_	11	advmod	_	_
15	than	than	ADP	IN	_	17	case	_	_
16	a	a	DET	DT	Definite=Ind|PronType=Art	17	det	_	_
17	push	push	NOUN	NN	Number=Sing	11	obl	_	_
18	near	near	ADP	IN	_	20	case	_	_
19	the	the	DET	DT	Definite=Def|PronType=Art	20	det	_	_
20	middle	middle	NOUN	NN	Number=Sing	17	nmod	_	_
21	,	,	PUNCT	,	_	27	punct	_	_
22	and	and	CCONJ	CC	_	27	cc	_	_
23	riders	rider	NOUN	NNS	Number=Plur	27	nsubj	_	_
24	at	at	ADP	IN	_	26	case	_	_
25	the	the	DET	DT	Definite=Def|PronType=Art	26	det	_	_
26	edge	edge	NOUN	NN	Number=Sing	23	nmod	_	_
27	move	move	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	11	conj	_	Agree=R8-pos-agree|Haiku=11:conj|HaikuPos=VERB:VB:VerbForm=Inf
28	faster	fast	ADJ	JJR	Degree=Cmp	27	xcomp	_	_
29	.	.	PUNCT	.	_	11	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | present | a push at the edge | edge |  | a playground roundabout |  | than a push near the middle; easily *property* | vn roll-51.3.1 «NP V NP.theme»: agent=Agent it=Theme |
| 2 | **move** | present | riders at the edge |  |  |  |  | fast *property* | 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:034-wheels-axles-ramps-and-screws.lesson:11`.

**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): R8-pos-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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