---
title: Skateboards and roller skates are hard to stop quickly, so they are… — Bikes, scooters and car parks · tree and pragmatics
description: Skateboards and roller skates are hard to stop quickly, so they are used in parks and skate parks, not on busy streets. Who acts: Skateboards. A sentence of the lesson «Bikes, scooters and car parks» of the everyday course of Mova's primary school with its dependency tree and the pragmatics of every
---

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# Bikes, scooters and car parks, sentence 13

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Skateboards and roller skates are hard to stop quickly, so they are used in parks and skate parks, not on busy streets.

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**Who acts:** Skateboards · **What happens:** be, stop, use · **To what, where:** Skateboards, parks

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This is a sentence of the lesson «Bikes, scooters and car parks» 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 (Skateboards), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:everyday:272-bikes-scooters-and-car-parks.lesson:13
# text = Skateboards and roller skates are hard to stop quickly, so they are used in parks and skate parks, not on busy streets.
# source = school lesson (ours)
# course = everyday
# lesson = 272-bikes-scooters-and-car-parks.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	Skateboards	skateboard	NOUN	NNS	Number=Plur	6	nsubj	_	_
2	and	and	CCONJ	CC	_	4	cc	_	_
3	roller	roller	NOUN	NN	Number=Sing	4	compound	_	_
4	skates	skate	NOUN	NNS	Number=Plur	1	conj	_	_
5	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
6	hard	hard	ADJ	JJ	Degree=Pos	0	root	_	_
7	to	to	PART	TO	_	8	mark	_	_
8	stop	stop	VERB	VB	VerbForm=Inf	6	xcomp	_	_
9	quickly	quickly	ADV	RB	_	8	advmod	_	_
10	,	,	PUNCT	,	_	14	punct	_	_
11	so	so	ADV	RB	_	14	advmod	_	_
12	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	14	nsubj	_	_
13	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	14	aux:pass	_	_
14	used	use	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	parataxis	_	Agree=R7-rel-agree|Haiku=6:conj
15	in	in	ADP	IN	_	16	case	_	_
16	parks	park	NOUN	NNS	Number=Plur	14	obl	_	_
17	and	and	CCONJ	CC	_	19	cc	_	_
18	skate	skate	NOUN	NN	Number=Sing	19	compound	_	_
19	parks	park	NOUN	NNS	Number=Plur	16	conj	_	_
20	,	,	PUNCT	,	_	24	punct	_	_
21	not	not	PART	RB	Polarity=Neg	24	advmod	_	_
22	on	on	ADP	IN	_	24	case	_	_
23	busy	busy	ADJ	JJ	Degree=Pos	24	amod	_	_
24	streets	street	NOUN	NNS	Number=Plur	16	conj	_	_
25	.	.	PUNCT	.	_	6	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Skateboards and roller skates |  |  |  |  | hard *property* | tree rules |
| 2 | **stop** | to-infinitive | Skateboards and roller skates *not said here* |  |  |  |  | quickly *property* | vn stop-55.4-1-1 «NP.eventuality V»: agent=Eventuality |
| 3 | **use** | present · passive |  | Skateboards *= skateboard* |  | parks and skate parks and busy streets |  |  | vn eat-39.1 «NP V NP»: subject=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:everyday:272-bikes-scooters-and-car-parks.lesson:13`.

**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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