---
title: Whale tails move up and down, while fish tails move side to side, an… — Whales · tree and pragmatics
description: Whale tails move up and down, while fish tails move side to side, and humpbacks can be recognised by the pattern under their flukes. Who acts: Whale tails, fish tails, side, pattern. A sentence of the lesson «Whales» of the biology course of Mova's primary school with its dependency tree and the pra
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/biology/26-whales/13/)

<!-- 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/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/school/biology/) / [Whales](https://md.mova.elamur.ai/free/en/corpora/school/biology/26-whales/) / 13

# Whales, sentence 13

<!-- .ven lang=en -->
Whale tails move up and down, while fish tails move side to side, and humpbacks can be recognised by the pattern under their flukes.

<!-- .vintro -->
**Who acts:** Whale tails, fish tails, side, pattern · **What happens:** move up, move, side, recognise · **To what, where:** side, humpbacks

<!-- .vabout -->
This is a sentence of the lesson «Whales» of the biology 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 (Whale tails, fish tails, side, pattern), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:026-whales.lesson:13
# text = Whale tails move up and down, while fish tails move side to side, and humpbacks can be recognised by the pattern under their flukes.
# source = school lesson (ours)
# course = biology
# lesson = 026-whales.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 ×3
1	Whale	whale	NOUN	NN	Number=Sing	2	compound	_	_
2	tails	tail	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	move	move	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	up	up	ADV	RB	_	3	advmod	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	down	down	ADV	RB	_	4	conj	_	_
7	,	,	PUNCT	,	_	11	punct	_	_
8	while	while	SCONJ	IN	_	11	mark	_	_
9	fish	fish	NOUN	NN	Number=Sing	10	compound	_	_
10	tails	tail	NOUN	NNS	Number=Plur	11	nsubj	_	_
11	move	move	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	advcl	_	Agree=R7-rel-agree|Haiku=3:conj
12	side	side	NOUN	NN	Number=Sing	11	obl	_	Agree=R7-rel-agree|Haiku=11:obj
13	to	to	ADP	IN	_	14	case	_	Agree=R7-rel-agree|Haiku=14:mark|HaikuPos=PART:TO:_
14	side	side	VERB	VB	VerbForm=Inf	12	acl	_	_
15	,	,	PUNCT	,	_	20	punct	_	_
16	and	and	CCONJ	CC	_	20	cc	_	_
17	humpbacks	humpback	NOUN	NNS	Number=Plur	20	nsubj	_	_
18	can	can	AUX	MD	VerbForm=Fin	20	aux	_	_
19	be	be	AUX	VB	VerbForm=Inf	20	aux:pass	_	_
20	recognised	recognise	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	11	conj	_	_
21	by	by	ADP	IN	_	23	case	_	_
22	the	the	DET	DT	Definite=Def|PronType=Art	23	det	_	_
23	pattern	pattern	NOUN	NN	Number=Sing	20	obl	_	_
24	under	under	ADP	IN	_	26	case	_	_
25	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	26	nmod:poss	_	_
26	flukes	fluke	NOUN	NNS	Number=Plur	23	nmod	_	_
27	.	.	PUNCT	.	_	3	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 | **move up** | present | Whale tails |  |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 2 | **move** | present | fish tails | side |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 3 | **side** | infinitive | side *not said here* |  |  |  |  |  | vn butter-9.9 «NP V NP.destination»: agent=Agent |
| 4 | **recognise** | can · passive | the pattern under humpbacks's flukes | humpbacks |  |  |  |  | vn comprehend-87.2-1 «NP V NP»: agent=Experiencer subject=Stimulus |

<!-- .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:biology:026-whales.lesson:13`.

**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 ×3. **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: [Whales, 12](https://md.mova.elamur.ai/free/en/corpora/school/biology/26-whales/12/)
- next →: [Whales, 14](https://md.mova.elamur.ai/free/en/corpora/school/biology/26-whales/14/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/biology/26-whales/)

