---
title: Many fish have a swim bladder filled with gas that lets them float a… — Fish, frogs and reptiles · tree and pragmatics
description: Many fish have a swim bladder filled with gas that lets them float at one depth. Who acts: Many fish, gas, eggs. A sentence of the lesson «Fish, frogs and reptiles» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/world/74-fish-frogs-reptiles/10/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [World](https://md.mova.elamur.ai/free/en/corpora/school/world/) / [Fish, frogs and reptiles](https://md.mova.elamur.ai/free/en/corpora/school/world/74-fish-frogs-reptiles/) / 10

# Fish, frogs and reptiles, sentence 10

<!-- .ven lang=en -->
Many fish have a swim bladder filled with gas that lets them float at one depth.

<!-- .vintro -->
**Who acts:** Many fish, gas, eggs · **What happens:** have, fill, let, float · **To what, where:** swim bladder, eggs, one depth

<!-- .vabout -->
This is a sentence of the lesson «Fish, frogs and reptiles» 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 (Many fish, gas, eggs), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:074-fish-frogs-reptiles.lesson:10
# text = Many fish have a swim bladder filled with gas that lets them float at one depth.
# source = school lesson (ours)
# course = world
# lesson = 074-fish-frogs-reptiles.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	Many	many	ADJ	JJ	Degree=Pos	2	amod	_	_
2	fish	fish	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	swim	swim	NOUN	NN	Number=Sing	6	compound	_	_
6	bladder	bladder	NOUN	NN	Number=Sing	3	obj	_	_
7	filled	fill	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	acl	_	_
8	with	with	ADP	IN	_	9	case	_	_
9	gas	gas	NOUN	NN	Number=Sing	7	obl	_	_
10	that	that	PRON	WDT	PronType=Rel	11	nsubj	_	_
11	lets	let	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	acl:relcl	_	_
12	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	11	obj	_	_
13	float	float	VERB	VB	VerbForm=Inf	11	xcomp	_	_
14	at	at	ADP	IN	_	16	case	_	_
15	one	one	NUM	CD	NumForm=Word|NumType=Card	16	nummod	_	_
16	depth	depth	NOUN	NN	Number=Sing	13	obl	_	_
17	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | Many fish | a swim bladder |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent bladder=Patient |
| 2 | **fill** | participle |  | a swim bladder *not said here* |  |  |  | with gas | vn other\_cos-45.4 «NP V NP PP.instrument»: agent=Agent with gas=Instrument |
| 3 | **let** | present | gas | eggs *= egg* |  |  |  |  | tree rules |
| 4 | **float** | infinitive | eggs *= egg* *not said here* |  |  | one depth |  |  | vn run-51.3.2-2 «NP V PP.location»: agent=Theme at depth=Trajectory |

<!-- .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.

<!-- div src -->

**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:074-fish-frogs-reptiles.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): 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/).

<!-- /div -->

<!-- pn -->
- ← previous: [Fish, frogs and reptiles, 9](https://md.mova.elamur.ai/free/en/corpora/school/world/74-fish-frogs-reptiles/9/)
- next →: [Fish, frogs and reptiles, 11](https://md.mova.elamur.ai/free/en/corpora/school/world/74-fish-frogs-reptiles/11/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/world/74-fish-frogs-reptiles/)