---
title: Sea lions can walk on all four flippers by turning their back flippe… — Sea lions, seals and otters · tree and pragmatics
description: Sea lions can walk on all four flippers by turning their back flippers forward and have small ear flaps; true seals, like the harbour seal, have no ear flaps and wriggle on land. Who acts: Sea lions, true seals. A sentence of the lesson «Sea lions, seals and otters» of the biology course of Mova's p
---

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# Sea lions, seals and otters, sentence 5

<!-- .ven lang=en -->
Sea lions can walk on all four flippers by turning their back flippers forward and have small ear flaps; true seals, like the harbour seal, have no ear flaps and wriggle on land.

<!-- .vintro -->
**Who acts:** Sea lions, true seals · **What happens:** walk, turn, have, wriggle · **To what, where:** four flippers, back flippers, small ear flaps, ear flaps, land

<!-- .vabout -->
This is a sentence of the lesson «Sea lions, seals and otters» 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 (Sea lions, true seals), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:100-sea-lions-seals-and-otters.lesson:5
# text = Sea lions can walk on all four flippers by turning their back flippers forward and have small ear flaps; true seals, like the harbour seal, have no ear flaps and wriggle on land.
# source = school lesson (ours)
# course = biology
# lesson = 100-sea-lions-seals-and-otters.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): R5-strong ×1, R7-rel-agree ×1
1	Sea	sea	NOUN	NN	Number=Sing	2	compound	_	_
2	lions	lion	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	can	can	AUX	MD	VerbForm=Fin	4	aux	_	_
4	walk	walk	VERB	VB	VerbForm=Inf	0	root	_	_
5	on	on	ADP	IN	_	8	case	_	_
6	all	all	DET	DT	PronType=Tot	8	det	_	_
7	four	four	NUM	CD	NumForm=Word|NumType=Card	8	nummod	_	_
8	flippers	flipper	NOUN	NNS	Number=Plur	4	obl	_	_
9	by	by	SCONJ	IN	_	10	mark	_	_
10	turning	turn	VERB	VBG	Tense=Pres|VerbForm=Part	4	advcl	_	_
11	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	13	nmod:poss	_	_
12	back	back	NOUN	NN	Number=Sing	13	compound	_	_
13	flippers	flipper	NOUN	NNS	Number=Plur	10	obj	_	_
14	forward	forward	ADV	RB	_	10	advmod	_	_
15	and	and	CCONJ	CC	_	16	cc	_	_
16	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	conj	_	_
17	small	small	ADJ	JJ	Degree=Pos	19	amod	_	_
18	ear	ear	NOUN	NN	Number=Sing	19	compound	_	_
19	flaps	flap	NOUN	NNS	Number=Plur	16	obj	_	_
20	;	;	PUNCT	,	_	22	punct	_	_
21	true	true	ADJ	JJ	Degree=Pos	22	amod	_	_
22	seals	seal	NOUN	NNS	Number=Plur	29	nsubj	_	Agree=R5-strong|Haiku=19:conj
23	,	,	PUNCT	,	_	27	punct	_	_
24	like	like	ADP	IN	_	27	case	_	_
25	the	the	DET	DT	Definite=Def|PronType=Art	27	det	_	_
26	harbour	harbour	NOUN	NN	Number=Sing	27	compound	_	_
27	seal	seal	NOUN	NN	Number=Sing	22	nmod	_	_
28	,	,	PUNCT	,	_	29	punct	_	_
29	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	parataxis	_	Agree=R7-rel-agree|Haiku=4:conj
30	no	no	DET	DT	PronType=Neg	32	det	_	_
31	ear	ear	NOUN	NN	Number=Sing	32	compound	_	_
32	flaps	flap	NOUN	NNS	Number=Plur	29	obj	_	_
33	and	and	CCONJ	CC	_	34	cc	_	_
34	wriggle	wriggle	VERB	VB	VerbForm=Inf	29	conj	_	_
35	on	on	ADP	IN	_	36	case	_	_
36	land	land	NOUN	NN	Number=Sing	34	obl	_	_
37	.	.	PUNCT	.	_	4	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 | **walk** | can | Sea lions |  |  | all four flippers |  |  | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme on flipper=Trajectory |
| 2 | **turn** | gerund | Sea lions *not said here* | flippers's back flippers |  |  |  | forward *property* | vn roll-51.3.1 «NP V NP.theme»: agent=Agent flipper=Theme |
| 3 | **have** | present | Sea lions *not said here* | small ear flaps |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent flap=Patient |
| 4 | **have** | present | true seals like the harbour seal | no ear flaps |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent flap=Patient |
| 5 | **wriggle** | infinitive | true seals like the harbour seal *not said here* |  |  | land |  |  | vn body\_internal\_motion-49.1 «NP V»: agent=Agent |

<!-- .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:100-sea-lions-seals-and-otters.lesson:5`.

**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): R5-strong ×1, R7-rel-agree ×1. **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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