---
title: Air holds only a tiny amount of carbon dioxide, much less than one p… — Air and why we need it · tree and pragmatics
description: Air holds only a tiny amount of carbon dioxide, much less than one part in a hundred. Who acts: 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 every clause.
---

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# Air and why we need it, sentence 8

<!-- .ven lang=en -->
Air holds only a tiny amount of carbon dioxide, much less than one part in a hundred.

<!-- .vintro -->
**Who acts:** Air · **What happens:** hold, amount · **To what, where:** tiny amount, carbon dioxide

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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 (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:8
# text = Air holds only a tiny amount of carbon dioxide, much less than one part in a hundred.
# 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): no change
1	Air	air	NOUN	NN	Number=Sing	2	nsubj	_	_
2	holds	hold	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	only	only	ADV	RB	_	6	advmod	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	tiny	tiny	ADJ	JJ	Degree=Pos	6	amod	_	_
6	amount	amount	NOUN	NN	Number=Sing	2	obj	_	_
7	of	of	ADP	IN	_	9	case	_	_
8	carbon	carbon	NOUN	NN	Number=Sing	9	compound	_	_
9	dioxide	dioxide	NOUN	NN	Number=Sing	6	nmod	_	_
10	,	,	PUNCT	,	_	12	punct	_	_
11	much	much	ADV	RB	_	12	advmod	_	_
12	less	less	ADJ	JJR	Degree=Cmp	2	advcl	_	_
13	than	than	ADP	IN	_	15	case	_	_
14	one	one	NUM	CD	NumForm=Word|NumType=Card	15	nummod	_	_
15	part	part	NOUN	NN	Number=Sing	12	obl	_	_
16	in	in	ADP	IN	_	18	case	_	_
17	a	a	DET	DT	Definite=Ind|PronType=Art	18	det	_	_
18	hundred	hundred	NUM	CD	NumForm=Word|NumType=Card	15	nmod	_	_
19	.	.	PUNCT	.	_	2	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 | **hold** | present | Air | a tiny amount of carbon dioxide |  |  |  |  | vn keep-15.2 «NP V NP»: agent=Agent amount=Theme |
| 2 | **amount** |  |  | carbon dioxide |  |  |  |  | nom amount «possession transitive»: of=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:8`.

**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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