---
title: If a car does stop suddenly in a crash, everything inside that is no… — Car safety: brakes, seat belts and airbags · tree and pragmatics
description: If a car does stop suddenly in a crash, everything inside that is not held keeps going forward at the same speed, including people, which is why seat belts matter on every single trip. Who acts: car, everything, people. A sentence of the lesson «Car safety: brakes, seat belts and airbags» of the tec
---

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# Car safety: brakes, seat belts and airbags, sentence 1

<!-- .ven lang=en -->
If a car does stop suddenly in a crash, everything inside that is not held keeps going forward at the same speed, including people, which is why seat belts matter on every single trip.

<!-- .vintro -->
**Who acts:** car, everything, people · **What happens:** stop, not hold, keep, go, be · **To what, where:** crash, same speed, single trip

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This is a sentence of the lesson «Car safety: brakes, seat belts and airbags» of the technology 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, everything, people), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:018-car-safety.lesson:1
# text = If a car does stop suddenly in a crash, everything inside that is not held keeps going forward at the same speed, including people, which is why seat belts matter on every single trip.
# source = school lesson (ours)
# course = technology
# lesson = 018-car-safety.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): R5-strong ×1, R6-punct-agree ×1, R7-rel-agree ×3
1	If	if	SCONJ	IN	_	5	mark	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	car	car	NOUN	NN	Number=Sing	5	nsubj	_	_
4	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
5	stop	stop	VERB	VB	VerbForm=Inf	17	advcl	_	Agree=R7-rel-agree|Haiku=17:root
6	suddenly	suddenly	ADV	RB	_	5	advmod	_	_
7	in	in	ADP	IN	_	9	case	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
9	crash	crash	NOUN	NN	Number=Sing	5	obl	_	_
10	,	,	PUNCT	,	_	11	punct	_	_
11	everything	everything	PRON	NN	Number=Sing|PronType=Tot	17	nsubj	_	Agree=R7-rel-agree|Haiku=17:conj
12	inside	inside	ADP	IN	_	16	mark	_	_
13	that	that	PRON	DT	Number=Sing|PronType=Dem	16	nsubj:pass	_	_
14	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	16	aux:pass	_	_
15	not	not	PART	RB	Polarity=Neg	16	advmod	_	_
16	held	hold	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	11	acl:relcl	_	Agree=R5-strong|Haiku=5:advcl
17	keeps	keep	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
18	going	go	VERB	VBG	Tense=Pres|VerbForm=Part	17	xcomp	_	_
19	forward	forward	ADV	RB	_	18	advmod	_	_
20	at	at	ADP	IN	_	23	case	_	_
21	the	the	DET	DT	Definite=Def|PronType=Art	23	det	_	_
22	same	same	ADJ	JJ	Degree=Pos	23	amod	_	_
23	speed	speed	NOUN	NN	Number=Sing	18	obl	_	_
24	,	,	PUNCT	,	_	26	punct	_	_
25	including	include	ADP	IN	_	26	case	_	_
26	people	people	NOUN	NNS	Number=Plur	23	nmod	_	Agree=R7-rel-agree|Haiku=23:conj
27	,	,	PUNCT	,	_	33	punct	_	_
28	which	which	PRON	WDT	PronType=Rel	33	nsubj	_	_
29	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	33	cop	_	_
30	why	why	ADV	WRB	PronType=Int	33	advmod	_	_
31	seat	seat	NOUN	NN	Number=Sing	32	compound	_	_
32	belts	belt	NOUN	NNS	Number=Plur	33	nsubj	_	_
33	matter	matter	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	26	acl:relcl	_	_
34	on	on	ADP	IN	_	37	case	_	_
35	every	every	DET	DT	PronType=Tot	37	det	_	_
36	single	single	ADJ	JJ	Degree=Pos	37	amod	_	_
37	trip	trip	NOUN	NN	Number=Sing	33	obl	_	_
38	.	.	PUNCT	.	_	17	punct	_	Agree=R6-punct-agree|Haiku=5: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 | **stop** *a condition, not said to happen* | present · do-support | a car |  |  | a crash |  | suddenly *property* | vn lodge-46 «NP V PP.location»: agent=Theme in crash=Location |
| 2 | **not** **hold** | present · passive |  |  |  |  |  |  | vn keep-15.2 «NP V NP»: subject=Theme |
| 3 | **keep** | present | everything |  |  |  |  |  | tree rules |
| 4 | **go** | gerund | everything *not said here* |  |  | the same speed include people |  | forward *property* | vn occur-48.3-2 «NP V PP»: agent=Theme at speed=Location |
| 5 | **is** | present | people |  |  | every single trip |  | matter *property* | tree rules |

<!-- .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:technology:018-car-safety.lesson:1`.

**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): R5-strong ×1, R6-punct-agree ×1, R7-rel-agree ×3. **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: [Car safety: brakes, seat belts and air…, 0](https://md.mova.elamur.ai/free/en/corpora/school/technology/18-car-safety/0/)
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