---
title: When water turns to steam it takes up about 1,700 times more space. — Thinking it through: the science behind home saf… · tree and pragmatics
description: When water turns to steam it takes up about 1,700 times more space. Who acts: water, it. A sentence of the lesson «Thinking it through: the science behind home safety» of the everyday course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Thinking it through: the science behind home safety, sentence 17

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When water turns to steam it takes up about 1,700 times more space.

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**Who acts:** water, it · **What happens:** turn, take up · **To what, where:** steam, more space

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This is a sentence of the lesson «Thinking it through: the science behind home safety» 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 (water, it), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:everyday:040-home-safety-reasoning.lesson:17
# text = When water turns to steam it takes up about 1,700 times more space.
# source = school lesson (ours)
# course = everyday
# lesson = 040-home-safety-reasoning.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): R7-rel-agree ×2
1	When	when	SCONJ	WRB	_	3	advmod	_	_
2	water	water	NOUN	NN	Number=Sing	3	nsubj	_	_
3	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	advcl	_	_
4	to	to	ADP	IN	_	5	case	_	Agree=R7-rel-agree|Haiku=5:mark|HaikuPos=PART:TO:_
5	steam	steam	NOUN	NN	Number=Sing	3	obl	_	Agree=R7-rel-agree|Haiku=3:xcomp|HaikuPos=VERB:VB:VerbForm=Inf
6	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	7	nsubj	_	_
7	takes	take	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	up	up	ADP	RP	_	7	compound:prt	_	_
9	about	about	ADV	RB	_	10	advmod	_	_
10	1,700	1700	NUM	CD	NumForm=Digit|NumType=Card	11	nummod	_	_
11	times	time	NOUN	NNS	Number=Plur	12	obl:unmarked	_	_
12	more	more	ADJ	JJR	Degree=Cmp	13	amod	_	_
13	space	space	NOUN	NN	Number=Sing	7	obj	_	_
14	.	.	PUNCT	.	_	7	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 | **turn** | present | water |  |  | steam |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme to steam=Trajectory |
| 2 | **take up** | present | it | more space |  |  |  |  | vn bring-11.3 «NP V NP»: agent=Agent space=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:040-home-safety-reasoning.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): R7-rel-agree ×2. **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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