---
title: The air we breathe out has less oxygen and more carbon dioxide and w… — Air and why we need it · tree and pragmatics
description: The air we breathe out has less oxygen and more carbon dioxide and water vapour than the air we breathe in, but it still has some oxygen. Who acts: we, air. A sentence of the lesson «Air and why we need it» of the world course of Mova's primary school with its dependency tree and the pragmatics of e
---

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# Air and why we need it, sentence 10

<!-- .ven lang=en -->
The air we breathe out has less oxygen and more carbon dioxide and water vapour than the air we breathe in, but it still has some oxygen.

<!-- .vintro -->
**Who acts:** we, air · **What happens:** breathe out, have, breathe in · **To what, where:** air, less oxygen, oxygen

<!-- .vabout -->
This is a sentence of the lesson «Air and why we need 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 (we, air), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:017-air-oxygen-carbon-dioxide.lesson:10
# text = The air we breathe out has less oxygen and more carbon dioxide and water vapour than the air we breathe in, but it still has some oxygen.
# source = school lesson (ours)
# course = world
# lesson = 017-air-oxygen-carbon-dioxide.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	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	air	air	NOUN	NN	Number=Sing	6	nsubj	_	_
3	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	4	nsubj	_	_
4	breathe	breathe	VERB	VBP	Mood=Ind|Number=Plur|Person=1|Tense=Pres|VerbForm=Fin	2	acl:relcl	_	_
5	out	out	ADP	RP	_	4	compound:prt	_	_
6	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	less	less	ADJ	JJR	Degree=Cmp	8	amod	_	_
8	oxygen	oxygen	NOUN	NN	Number=Sing	6	obj	_	_
9	and	and	CCONJ	CC	_	12	cc	_	_
10	more	more	ADJ	JJR	Degree=Cmp	12	amod	_	Agree=R7-rel-agree|Haiku=12:advmod|HaikuPos=ADV:RBR:Degree=Cmp
11	carbon	carbon	NOUN	NN	Number=Sing	12	compound	_	_
12	dioxide	dioxide	NOUN	NN	Number=Sing	8	conj	_	_
13	and	and	CCONJ	CC	_	15	cc	_	_
14	water	water	NOUN	NN	Number=Sing	15	compound	_	_
15	vapour	vapour	NOUN	NN	Number=Sing	12	conj	_	_
16	than	than	ADP	IN	_	18	case	_	_
17	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
18	air	air	NOUN	NN	Number=Sing	12	nmod	_	_
19	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	20	nsubj	_	_
20	breathe	breathe	VERB	VBP	Mood=Ind|Number=Plur|Person=1|Tense=Pres|VerbForm=Fin	18	acl:relcl	_	_
21	in	in	ADV	RB	_	20	advmod	_	_
22	,	,	PUNCT	,	_	26	punct	_	_
23	but	but	CCONJ	CC	_	26	cc	_	_
24	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	26	nsubj	_	_
25	still	still	ADV	RB	_	26	advmod	_	_
26	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	conj	_	_
27	some	some	DET	DT	PronType=Ind	28	det	_	_
28	oxygen	oxygen	NOUN	NN	Number=Sing	26	obj	_	_
29	.	.	PUNCT	.	_	6	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **breathe out** | present | we | the air *not said here* |  |  |  |  | vn breathe-40.1.2-1 «NP V NP»: agent=Agent air=Theme |
| 2 | **have** | present | the air | less oxygen and more carbon dioxide than the air and water vapour |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent oxygen=Patient |
| 3 | **breathe in** | present | we | the air *not said here* |  |  |  |  | vn breathe-40.1.2-1 «NP V NP»: agent=Agent air=Theme |
| 4 | **have** | present | Air | some oxygen |  |  | still |  | vn birth-28.2-1 «NP V NP»: agent=Agent oxygen=Patient |

<!-- .note -->
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:017-air-oxygen-carbon-dioxide.lesson:10`.

**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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