---
title: Water is denser than oil, so it sinks under burning oil. — Thinking it through: the science behind home saf… · tree and pragmatics
description: Water is denser than oil, so it sinks under burning oil. Who acts: Water. 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 16

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Water is denser than oil, so it sinks under burning oil.

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**Who acts:** Water · **What happens:** be, sink, burn · **To what, where:** burning oil

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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), 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:16
# text = Water is denser than oil, so it sinks under burning oil.
# 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 ×1
1	Water	water	NOUN	NN	Number=Sing	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	denser	dense	ADJ	JJR	Degree=Cmp	0	root	_	_
4	than	than	ADP	IN	_	5	case	_	_
5	oil	oil	NOUN	NN	Number=Sing	3	obl	_	_
6	,	,	PUNCT	,	_	9	punct	_	_
7	so	so	ADV	RB	_	9	advmod	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	nsubj	_	_
9	sinks	sink	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	parataxis	_	Agree=R7-rel-agree|Haiku=3:conj
10	under	under	ADP	IN	_	12	case	_	_
11	burning	burn	VERB	VBG	Tense=Pres|VerbForm=Part	12	amod	_	_
12	oil	oil	NOUN	NN	Number=Sing	9	obl	_	_
13	.	.	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 | **is** | present | Water |  |  |  |  | than oil; dense *property* | tree rules |
| 2 | **sink** | present | Water |  |  | burning oil |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 3 | **burn** | gerund |  |  |  |  |  |  | vn light\_emission-43.1 «NP V»: agent=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:16`.

**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 ×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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