---
title: A battery stores energy in chemicals. — Energy — where it comes from and how to save it · tree and pragmatics
description: A battery stores energy in chemicals. Who acts: battery. A sentence of the lesson «Energy — where it comes from and how to save it» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Energy — where it comes from and how to save it, sentence 19

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A battery stores energy in chemicals.

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**Who acts:** battery · **What happens:** store · **To what, where:** energy, chemicals

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This is a sentence of the lesson «Energy — where it comes from and how to save it» of the world 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 (battery), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:056-energy.lesson:19
# text = A battery stores energy in chemicals.
# source = school lesson (ours)
# course = world
# lesson = 056-energy.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	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	battery	battery	NOUN	NN	Number=Sing	3	nsubj	_	_
3	stores	store	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	energy	energy	NOUN	NN	Number=Sing	3	obj	_	_
5	in	in	ADP	IN	_	6	case	_	_
6	chemicals	chemical	NOUN	NNS	Number=Plur	3	obl	_	_
7	.	.	PUNCT	.	_	3	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 | **store** | present | a battery | energy |  | chemicals |  |  | vn keep-15.2 «NP V NP PP.location»: agent=Agent energy=Theme in chemical=Location |

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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:world:056-energy.lesson:19`.

**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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