---
title: Fireworks cause serious injuries every year; they are only for train… — Changes you can undo and changes you can't · tree and pragmatics
description: Fireworks cause serious injuries every year; they are only for trained grown-ups, and nobody should go back to one that did not go off. Who acts: Fireworks, injuries, nobody. A sentence of the lesson «Changes you can undo and changes you can't» of the chemistry course of Mova's primary school with i
---

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# Changes you can undo and changes you can't, sentence 14

<!-- .ven lang=en -->
Fireworks cause serious injuries every year; they are only for trained grown-ups, and nobody should go back to one that did not go off.

<!-- .vintro -->
**Who acts:** Fireworks, injuries, nobody · **What happens:** cause, train, grow, be, go back, not go off · **To what, where:** serious injuries, one

<!-- .vabout -->
This is a sentence of the lesson «Changes you can undo and changes you can't» of the chemistry 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 (Fireworks, injuries, nobody), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:chemistry:009-changes-you-can-and-cannot-undo.lesson:14
# text = Fireworks cause serious injuries every year; they are only for trained grown-ups, and nobody should go back to one that did not go off.
# source = school lesson (ours)
# course = chemistry
# lesson = 009-changes-you-can-and-cannot-undo.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
1	Fireworks	firework	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	cause	cause	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	serious	serious	ADJ	JJ	Degree=Pos	4	amod	_	_
4	injuries	injury	NOUN	NNS	Number=Plur	2	obj	_	_
5	every	every	DET	DT	PronType=Tot	6	det	_	_
6	year	year	NOUN	NN	Number=Sing	2	obl:unmarked	_	_
7	;	;	PUNCT	,	_	15	punct	_	_
8	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	15	nsubj	_	_
9	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	15	cop	_	_
10	only	only	ADV	RB	_	15	advmod	_	_
11	for	for	ADP	IN	_	15	case	_	_
12	trained	train	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	15	amod	_	_
13	grown	grow	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	15	amod	_	_
14	-	-	PUNCT	HYPH	_	15	punct	_	_
15	ups	up	NOUN	NNS	Number=Plur	2	parataxis	_	_
16	,	,	PUNCT	,	_	20	punct	_	_
17	and	and	CCONJ	CC	_	20	cc	_	_
18	nobody	nobody	PRON	NN	Number=Sing|PronType=Neg	20	nsubj	_	_
19	should	should	AUX	MD	VerbForm=Fin	20	aux	_	_
20	go	go	VERB	VB	VerbForm=Inf	15	conj	_	_
21	back	back	ADV	RB	_	20	advmod	_	Agree=R5-strong|Haiku=23:advmod
22	to	to	ADP	IN	_	23	case	_	_
23	one	one	NUM	CD	NumForm=Word|NumType=Card	20	obl	_	_
24	that	that	PRON	WDT	PronType=Rel	27	nsubj	_	_
25	did	do	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	27	aux	_	_
26	not	not	PART	RB	Polarity=Neg	27	advmod	_	_
27	go	go	VERB	VB	VerbForm=Inf	23	acl:relcl	_	_
28	off	off	ADP	RP	_	27	compound:prt	_	_
29	.	.	PUNCT	.	_	2	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 | **cause** | present | Fireworks | serious injuries |  |  | year |  | vn engender-27.1-1 «NP V NP»: agent=Precondition injury=Patient |
| 2 | **train** | participle |  |  |  |  |  |  | vn hire-13.5.3 «NP V NP»: agent=Agent |
| 3 | **grow** | participle |  |  |  |  |  |  | vn appear-48.1.1 «NP V»: agent=Theme |
| 4 | **is** | present | injuries *= injury* |  |  |  |  | for trained grown ups | tree rules |
| 5 | **go back** | should | nobody |  | one |  |  |  | vn convert-26.6.2 «NP V S\_ING»: agent=Patient to one=Result |
| 6 | **not** **go off** | past · do-support |  |  |  |  |  |  | vn occur-48.3-2 «NP V ADV»: 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:chemistry:009-changes-you-can-and-cannot-undo.lesson:14`.

**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. **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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