---
title: Density means how much stuff is packed into the same space. — Oil and water, and things that won't mix · tree and pragmatics
description: Density means how much stuff is packed into the same space. Who acts: Density. A sentence of the lesson «Oil and water, and things that won't mix» of the chemistry course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Oil and water, and things that won't mix, sentence 14

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Density means how much stuff is packed into the same space.

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**Who acts:** Density · **What happens:** mean, pack · **To what, where:** much stuff, same space · **Speech:** someone speaks here

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This is a sentence of the lesson «Oil and water, and things that won't mix» 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 (Density), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:chemistry:007-oil-and-water.lesson:14
# text = Density means how much stuff is packed into the same space.
# source = school lesson (ours)
# course = chemistry
# lesson = 007-oil-and-water.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	Density	density	NOUN	NN	Number=Sing	2	nsubj	_	_
2	means	mean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	how	how	ADV	WRB	PronType=Int	4	advmod	_	_
4	much	much	ADJ	JJ	Degree=Pos	5	amod	_	_
5	stuff	stuff	NOUN	NN	Number=Sing	7	nsubj:pass	_	_
6	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	aux:pass	_	_
7	packed	pack	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	ccomp	_	_
8	into	into	ADP	IN	_	11	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
10	same	same	ADJ	JJ	Degree=Pos	11	amod	_	_
11	space	space	NOUN	NN	Number=Sing	7	obl	_	_
12	.	.	PUNCT	.	_	2	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 | **mean** | present | Density |  |  |  |  |  | vn intend-61.2-1 «NP V S»: agent=Agent clause=Topic |
| 2 | **pack** | present · passive |  | much stuff |  | the same space |  |  | vn spray-9.7-1-1 «NP V NP PP.destination»: subject=Theme into space=Destination |

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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:chemistry:007-oil-and-water.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): 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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