---
title: Most fish take in oxygen dissolved in the water through their gills. — Air and why we need it · tree and pragmatics
description: Most fish take in oxygen dissolved in the water through their gills. Who acts: Most fish. 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 16

<!-- .ven lang=en -->
Most fish take in oxygen dissolved in the water through their gills.

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**Who acts:** Most fish · **What happens:** take in, dissolve · **To what, where:** oxygen, gills, water

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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 (Most fish), 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:16
# text = Most fish take in oxygen dissolved in the water through their gills.
# 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	Most	most	ADJ	JJS	Degree=Sup	2	amod	_	_
2	fish	fish	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	take	take	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	in	in	ADP	RP	_	3	compound:prt	_	_
5	oxygen	oxygen	NOUN	NN	Number=Sing	3	obj	_	_
6	dissolved	dissolve	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	5	acl	_	_
7	in	in	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	water	water	NOUN	NN	Number=Sing	6	obl	_	_
10	through	through	ADP	IN	_	12	case	_	_
11	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	12	nmod:poss	_	_
12	gills	gill	NOUN	NNS	Number=Plur	3	obl	_	_
13	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
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 | **take in** | present | Most fish | oxygen |  | fish's gills |  |  | vn bring-11.3 «NP V NP»: agent=Agent oxygen=Theme |
| 2 | **dissolve** | participle |  | oxygen *not said here* |  | the water |  |  | vn break-45.1 «NP.patient V»: agent=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: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): 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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