---
title: Bull sharks are short, heavy and strong and live in warm, shallow, m… — Sharks by kind: great white, tiger, bull and ham… · tree and pragmatics
description: Bull sharks are short, heavy and strong and live in warm, shallow, murky coastal water near people, so they are among the sharks most often involved in bites; swimmers are told to avoid murky river mouths, especially at dawn and dusk. Who acts: Bull sharks, Sharks, swimmers. A sentence of the lesson
---

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# Sharks by kind: great white, tiger, bull and hammerhead, sentence 17

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Bull sharks are short, heavy and strong and live in warm, shallow, murky coastal water near people, so they are among the sharks most often involved in bites; swimmers are told to avoid murky river mouths, especially at dawn and dusk.

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**Who acts:** Bull sharks, Sharks, swimmers · **What happens:** be, live, tell, avoid · **To what, where:** warm shallow murky coastal water, swimmers, murky river mouths · **Speech:** someone speaks here

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This is a sentence of the lesson «Sharks by kind: great white, tiger, bull and hammerhead» 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 (Bull sharks, Sharks, swimmers), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:310-sharks-by-kind-great-white-tiger-bull-and-hammerhead.lesson:17
# text = Bull sharks are short, heavy and strong and live in warm, shallow, murky coastal water near people, so they are among the sharks most often involved in bites; swimmers are told to avoid murky river mouths, especially at dawn and dusk.
# source = school lesson (ours)
# course = biology
# lesson = 310-sharks-by-kind-great-white-tiger-bull-and-hammerhead.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	Bull	bull	NOUN	NN	Number=Sing	2	compound	_	_
2	sharks	shark	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	short	short	ADJ	JJ	Degree=Pos	0	root	_	_
5	,	,	PUNCT	,	_	6	punct	_	_
6	heavy	heavy	ADJ	JJ	Degree=Pos	4	conj	_	_
7	and	and	CCONJ	CC	_	8	cc	_	_
8	strong	strong	ADJ	JJ	Degree=Pos	4	conj	_	_
9	and	and	CCONJ	CC	_	10	cc	_	_
10	live	live	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	conj	_	_
11	in	in	ADP	IN	_	18	case	_	_
12	warm	warm	ADJ	JJ	Degree=Pos	18	amod	_	_
13	,	,	PUNCT	,	_	12	punct	_	_
14	shallow	shallow	ADJ	JJ	Degree=Pos	18	amod	_	_
15	,	,	PUNCT	,	_	14	punct	_	_
16	murky	murky	ADJ	JJ	Degree=Pos	18	amod	_	_
17	coastal	coastal	ADJ	JJ	Degree=Pos	18	amod	_	_
18	water	water	NOUN	NN	Number=Sing	10	obl	_	_
19	near	near	ADP	IN	_	20	case	_	_
20	people	people	NOUN	NNS	Number=Plur	18	nmod	_	_
21	,	,	PUNCT	,	_	27	punct	_	_
22	so	so	ADV	RB	_	27	advmod	_	_
23	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	27	nsubj	_	_
24	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	27	cop	_	_
25	among	among	ADP	IN	_	27	case	_	_
26	the	the	DET	DT	Definite=Def|PronType=Art	27	det	_	_
27	sharks	shark	NOUN	NNS	Number=Plur	4	parataxis	_	_
28	most	most	ADV	RBS	Degree=Sup	29	advmod	_	Agree=R5-strong|Haiku=30:advmod
29	often	often	ADV	RB	_	30	advmod	_	_
30	involved	involved	ADJ	JJ	Degree=Pos	27	acl	_	Agree=R7-rel-agree|Haiku=27:amod
31	in	in	ADP	IN	_	32	case	_	_
32	bites	bite	NOUN	NNS	Number=Plur	30	obl	_	_
33	;	;	PUNCT	,	_	36	punct	_	_
34	swimmers	swimmer	NOUN	NNS	Number=Plur	36	nsubj:pass	_	_
35	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	36	aux:pass	_	_
36	told	tell	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	27	conj	_	_
37	to	to	PART	TO	_	38	mark	_	_
38	avoid	avoid	VERB	VB	VerbForm=Inf	36	xcomp	_	_
39	murky	murky	ADJ	JJ	Degree=Pos	41	amod	_	_
40	river	river	NOUN	NN	Number=Sing	41	compound	_	_
41	mouths	mouth	NOUN	NNS	Number=Plur	38	obj	_	_
42	,	,	PUNCT	,	_	45	punct	_	_
43	especially	especially	ADV	RB	_	45	advmod	_	_
44	at	at	ADP	IN	_	45	case	_	_
45	dawn	dawn	NOUN	NN	Number=Sing	38	obl	_	_
46	and	and	CCONJ	CC	_	47	cc	_	_
47	dusk	dusk	NOUN	NN	Number=Sing	45	conj	_	_
48	.	.	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 | **is** | present | Bull sharks |  |  |  |  | short *property* | tree rules |
| 2 | **be** |  | Bull sharks *not said here* |  |  |  |  |  | tree rules |
| 3 | **be** |  | Bull sharks *not said here* |  |  |  |  |  | tree rules |
| 4 | **live** | present | Bull sharks *not said here* |  |  | warm shallow murky coastal water near people |  |  | vn lodge-46 «NP V PP.location»: agent=Theme in water=Location |
| 5 | **is** | present | Sharks *= shark* |  |  |  |  | among the sharks | tree rules |
| 6 | **tell** *speech: assert* | present · passive |  | swimmers |  |  |  |  | vn transfer\_mesg-37.1.1-1-1 «NP V NP S\_INF»: subject=Recipient clause=Topic |
| 7 | **avoid** *not said to happen* | to-infinitive | swimmers *not said here* | murky river mouths |  |  | dawn |  | vn avoid-52 «NP V NP.location»: agent=Agent mouth=Location |

<!-- .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:310-sharks-by-kind-great-white-tiger-bull-and-hammerhead.lesson:17`.

**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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