---
title: In a crash the car stops suddenly but the people inside keep moving… — Seat belts, crashes and keeping safe · tree and pragmatics
description: In a crash the car stops suddenly but the people inside keep moving forward, and a seat belt stops them together with the car. Who acts: car, people, seat belt. A sentence of the lesson «Seat belts, crashes and keeping safe» of the physics course of Mova's primary school with its dependency tree and
---

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# Seat belts, crashes and keeping safe, sentence 5

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In a crash the car stops suddenly but the people inside keep moving forward, and a seat belt stops them together with the car.

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**Who acts:** car, people, seat belt · **What happens:** stop, keep, move forward · **To what, where:** crash, people

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This is a sentence of the lesson «Seat belts, crashes and keeping safe» 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 (car, people, seat belt), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:037-seat-belts-crashes-and-keeping-safe.lesson:5
# text = In a crash the car stops suddenly but the people inside keep moving forward, and a seat belt stops them together with the car.
# source = school lesson (ours)
# course = physics
# lesson = 037-seat-belts-crashes-and-keeping-safe.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	In	in	ADP	IN	_	3	case	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	crash	crash	NOUN	NN	Number=Sing	6	obl	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	car	car	NOUN	NN	Number=Sing	6	nsubj	_	_
6	stops	stop	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	suddenly	suddenly	ADV	RB	_	6	advmod	_	_
8	but	but	CCONJ	CC	_	12	cc	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	people	people	NOUN	NNS	Number=Plur	12	nsubj	_	_
11	inside	inside	ADV	RB	_	10	advmod	_	_
12	keep	keep	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	conj	_	_
13	moving	move	VERB	VBG	Tense=Pres|VerbForm=Part	12	xcomp	_	_
14	forward	forward	ADV	RB	_	13	advmod	_	_
15	,	,	PUNCT	,	_	20	punct	_	_
16	and	and	CCONJ	CC	_	20	cc	_	_
17	a	a	DET	DT	Definite=Ind|PronType=Art	19	det	_	_
18	seat	seat	NOUN	NN	Number=Sing	19	compound	_	_
19	belt	belt	NOUN	NN	Number=Sing	20	nsubj	_	_
20	stops	stop	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	conj	_	_
21	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	20	obj	_	_
22	together	together	ADV	RB	_	20	advmod	_	_
23	with	with	ADP	IN	_	25	case	_	_
24	the	the	DET	DT	Definite=Def|PronType=Art	25	det	_	_
25	car	car	NOUN	NN	Number=Sing	20	obl	_	_
26	.	.	PUNCT	.	_	6	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stop** | present | the car |  |  | a crash |  | suddenly *property* | vn lodge-46 «NP V PP.location»: agent=Theme in crash=Location |
| 2 | **keep** | present | the people |  |  |  |  |  | tree rules |
| 3 | **move forward** | gerund | the people *not said here* |  |  |  |  | forward *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 4 | **stop** | present | a seat belt | people |  |  |  | with the car; together *property* | vn stop-55.4-1-1 «NP V NP.eventuality PP.subeventuality»: agent=Affector they=Eventuality with car=Subeventuality |

<!-- .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:037-seat-belts-crashes-and-keeping-safe.lesson:5`.

**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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