---
title: Scooter riders need a helmet too. — Riding a bike or a scooter safely · tree and pragmatics
description: Scooter riders need a helmet too. Who acts: Scooter riders. A sentence of the lesson «Riding a bike or a scooter safely» of the everyday course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Riding a bike or a scooter safely, sentence 17

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Scooter riders need a helmet too.

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**Who acts:** Scooter riders · **What happens:** need · **To what, where:** helmet

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This is a sentence of the lesson «Riding a bike or a scooter safely» 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 (Scooter riders), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:everyday:005-bikes-and-scooters.lesson:17
# text = Scooter riders need a helmet too.
# source = school lesson (ours)
# course = everyday
# lesson = 005-bikes-and-scooters.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	Scooter	scooter	NOUN	NN	Number=Sing	2	compound	_	_
2	riders	rider	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	need	need	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	helmet	helmet	NOUN	NN	Number=Sing	3	obj	_	_
6	too	too	ADV	RB	_	3	advmod	_	_
7	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **need** | present | Scooter riders | a helmet |  |  |  |  | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot helmet=Theme |

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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:005-bikes-and-scooters.lesson:17`.

**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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- ← previous: [Riding a bike or a scooter safely, 16](https://md.mova.elamur.ai/free/en/corpora/school/everyday/5-bikes-and-scooters/16/)
- next →: [Riding a bike or a scooter safely, 18](https://md.mova.elamur.ai/free/en/corpora/school/everyday/5-bikes-and-scooters/18/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/everyday/5-bikes-and-scooters/)