---
title: The leopard seal, about 3.5 metres long, eats krill, fish, penguins… — Antarctica: penguins, seals and the coldest plac… · tree and pragmatics
description: The leopard seal, about 3.5 metres long, eats krill, fish, penguins and other seals, and its back teeth lock together like a sieve to strain krill. Who acts: leopard seal, back teeth. A sentence of the lesson «Antarctica: penguins, seals and the coldest place on Earth» of the biology course of Mova'
---

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# Antarctica: penguins, seals and the coldest place on Earth, sentence 9

<!-- .ven lang=en -->
The leopard seal, about 3.5 metres long, eats krill, fish, penguins and other seals, and its back teeth lock together like a sieve to strain krill.

<!-- .vintro -->
**Who acts:** leopard seal, back teeth · **What happens:** eat, lock, strain · **To what, where:** krill

<!-- .vabout -->
This is a sentence of the lesson «Antarctica: penguins, seals and the coldest place on Earth» 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 (leopard seal, back teeth), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:007-antarctica.lesson:9
# text = The leopard seal, about 3.5 metres long, eats krill, fish, penguins and other seals, and its back teeth lock together like a sieve to strain krill.
# source = school lesson (ours)
# course = biology
# lesson = 007-antarctica.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): R3-conj-first ×1, R7-rel-agree ×1
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	leopard	leopard	NOUN	NN	Number=Sing	3	compound	_	_
3	seal	seal	NOUN	NN	Number=Sing	10	nsubj	_	_
4	,	,	PUNCT	,	_	3	punct	_	_
5	about	about	ADV	RB	_	6	advmod	_	_
6	3.5	3.5	NUM	CD	NumForm=Digit|NumType=Frac	7	nummod	_	_
7	metres	metre	NOUN	NNS	Number=Plur	8	obl:unmarked	_	_
8	long	long	ADJ	JJ	Degree=Pos	3	amod	_	_
9	,	,	PUNCT	,	_	3	punct	_	_
10	eats	eat	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
11	krill	krill	NOUN	NN	Number=Sing	10	obj	_	_
12	,	,	PUNCT	,	_	13	punct	_	_
13	fish	fish	NOUN	NN	Number=Sing	11	conj	_	_
14	,	,	PUNCT	,	_	15	punct	_	_
15	penguins	penguin	NOUN	NNS	Number=Plur	11	conj	_	_
16	and	and	CCONJ	CC	_	18	cc	_	_
17	other	other	ADJ	JJ	Degree=Pos	18	amod	_	_
18	seals	seal	NOUN	NNS	Number=Plur	11	conj	_	Agree=R3-conj-first|Haiku=15:conj
19	,	,	PUNCT	,	_	24	punct	_	_
20	and	and	CCONJ	CC	_	24	cc	_	_
21	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	23	nmod:poss	_	_
22	back	back	NOUN	NN	Number=Sing	23	compound	_	Agree=R7-rel-agree|Haiku=23:amod|HaikuPos=ADJ:JJ:Degree=Pos
23	teeth	tooth	NOUN	NNS	Number=Plur	24	nsubj	_	_
24	lock	lock	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	10	conj	_	_
25	together	together	ADV	RB	_	24	advmod	_	_
26	like	like	ADP	IN	_	28	case	_	_
27	a	a	DET	DT	Definite=Ind|PronType=Art	28	det	_	_
28	sieve	sieve	NOUN	NN	Number=Sing	24	obl	_	_
29	to	to	PART	TO	_	30	mark	_	_
30	strain	strain	VERB	VB	VerbForm=Inf	28	acl	_	_
31	krill	krill	NOUN	NN	Number=Sing	30	obj	_	_
32	.	.	PUNCT	.	_	10	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 | **eat** | present | the leopard seal | krill and fish and penguins and other seals |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent krill=Patient |
| 2 | **lock** | present | krill's back teeth |  |  |  |  | like a sieve; together *property* | vn tape-22.4 «NP V ADV-Middle»: agent=Patient |
| 3 | **strain** | to-infinitive | krill's back teeth *not said here* | krill |  |  |  |  | vn wipe\_manner-10.4.1 «NP V NP.source»: agent=Agent krill=Source |

<!-- .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:007-antarctica.lesson:9`.

**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): R3-conj-first ×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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