---
title: Air is a mixture of gases; it takes up space and has weight, even th… — The air we breathe · tree and pragmatics
description: Air is a mixture of gases; it takes up space and has weight, even though you cannot see it. Who acts: Air, it, you. A sentence of the lesson «The air we breathe» of the chemistry course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# The air we breathe, sentence 7

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Air is a mixture of gases; it takes up space and has weight, even though you cannot see it.

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**Who acts:** Air, it, you · **What happens:** be, take up, have, not see · **To what, where:** mixture, space, weight, air

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This is a sentence of the lesson «The air we breathe» 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 (Air, it, you), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:chemistry:033-the-air-we-breathe.lesson:7
# text = Air is a mixture of gases; it takes up space and has weight, even though you cannot see it.
# source = school lesson (ours)
# course = chemistry
# lesson = 033-the-air-we-breathe.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	Air	air	NOUN	NN	Number=Sing	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	mixture	mixture	NOUN	NN	Number=Sing	0	root	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	gases	gas	NOUN	NNS	Number=Plur	4	nmod	_	_
7	;	;	PUNCT	,	_	4	punct	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	nsubj	_	_
9	takes	take	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	parataxis	_	_
10	up	up	ADP	RP	_	9	compound:prt	_	_
11	space	space	NOUN	NN	Number=Sing	9	obj	_	_
12	and	and	CCONJ	CC	_	13	cc	_	_
13	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	conj	_	_
14	weight	weight	NOUN	NN	Number=Sing	13	obj	_	_
15	,	,	PUNCT	,	_	21	punct	_	_
16	even	even	ADV	RB	_	21	advmod	_	_
17	though	though	SCONJ	IN	_	21	mark	_	_
18	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	21	nsubj	_	_
19	can	can	AUX	MD	VerbForm=Fin	21	aux	_	_
20	not	not	PART	RB	Polarity=Neg	21	advmod	_	_
21	see	see	VERB	VB	VerbForm=Inf	13	advcl	_	_
22	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	21	obj	_	_
23	.	.	PUNCT	.	_	4	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 a** | present | Air | a mixture |  |  |  | of gases | tree rules |
| 2 | **take up** | present | it | space |  |  |  |  | vn bring-11.3 «NP V NP»: agent=Agent space=Theme |
| 3 | **have** | present |  | weight |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent weight=Patient |
| 4 | **not** **see** | can | you | air |  |  |  |  | vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer it=Stimulus |

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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:033-the-air-we-breathe.lesson:7`.

**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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