---
title: Dolphins ride the waves made by boats and whales, which saves energy… — Dolphins, porpoises and seals · tree and pragmatics
description: Dolphins ride the waves made by boats and whales, which saves energy and seems to be fun for them. Who acts: Dolphins. A sentence of the lesson «Dolphins, porpoises and seals» of the biology course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Dolphins, porpoises and seals, sentence 8

<!-- .ven lang=en -->
Dolphins ride the waves made by boats and whales, which saves energy and seems to be fun for them.

<!-- .vintro -->
**Who acts:** Dolphins · **What happens:** ride, make, save, seem, be · **To what, where:** waves, energy

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This is a sentence of the lesson «Dolphins, porpoises and seals» 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 (Dolphins), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:027-dolphins-porpoises-and-seals.lesson:8
# text = Dolphins ride the waves made by boats and whales, which saves energy and seems to be fun for them.
# source = school lesson (ours)
# course = biology
# lesson = 027-dolphins-porpoises-and-seals.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): R1-cc-next ×2
1	Dolphins	dolphin	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	ride	ride	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	waves	wave	NOUN	NNS	Number=Plur	2	obj	_	_
5	made	make	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	acl	_	_
6	by	by	ADP	IN	_	7	case	_	_
7	boats	boat	NOUN	NNS	Number=Plur	5	obl	_	_
8	and	and	CCONJ	CC	_	9	cc	_	Agree=R1-cc-next|Haiku=7:cc
9	whales	whale	NOUN	NNS	Number=Plur	7	conj	_	_
10	,	,	PUNCT	,	_	12	punct	_	_
11	which	which	PRON	WDT	PronType=Rel	12	nsubj	_	_
12	saves	save	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	parataxis	_	_
13	energy	energy	NOUN	NN	Number=Sing	12	obj	_	_
14	and	and	CCONJ	CC	_	15	cc	_	Agree=R1-cc-next|Haiku=12:cc
15	seems	seem	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	conj	_	_
16	to	to	PART	TO	_	18	mark	_	_
17	be	be	AUX	VB	VerbForm=Inf	18	cop	_	_
18	fun	fun	ADJ	JJ	Degree=Pos	15	xcomp	_	_
19	for	for	ADP	IN	_	20	case	_	_
20	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	18	obl	_	_
21	.	.	PUNCT	.	_	2	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 | **ride** | present | Dolphins | the waves |  |  |  |  | vn nonvehicle-51.4.2 «NP V NP»: agent=Agent wave=Theme |
| 2 | **make** | participle |  | the waves *not said here* |  |  |  | by boats and whales | vn build-26.1-1 «NP.asset V NP»: agent=Asset |
| 3 | **save** | present |  | energy |  |  |  |  | vn get-13.5.1-1 «NP V NP»: agent=Agent energy=Theme |
| 4 | **seem** | present |  |  |  |  |  |  | vn seem-109-1-1-1 «NP V S\_INF»: agent=Theme |
| 5 | **is** | to-infinitive |  |  |  |  |  | for things *= thing*; fun *property* | tree rules |

<!-- .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:biology:027-dolphins-porpoises-and-seals.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): R1-cc-next ×2. **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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