---
title: After watching Jaws, Ben thinks the sea is full of sharks hunting sw… — The aquarium: the shark tunnel and the… · tree and pragmatics
description: After watching Jaws, Ben thinks the sea is full of sharks hunting swimmers. What is the truth? Test 4 of lesson 91 «The aquarium: the shark tunnel and the rays» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice w
---

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# Test 4 · The aquarium: the shark tunnel and the rays

<!-- .ven lang=en -->
After watching Jaws, Ben thinks the sea is full of sharks hunting swimmers. What is the truth?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** Ben, sea, sharks, truth · **What happens:** watch, think, be, hunt · **To what, where:** Jaws, swimmers · **Speech:** someone speaks here

<!-- .vabout -->
This is test 4 of lesson 91 «The aquarium: the shark tunnel and the rays» of the biology course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/biology/91-the-aquarium-the-shark-tunnel-and-the-rays/#t4).

## The question {#question}

<!-- .note -->
*Sentence 1:* After watching Jaws, Ben thinks the sea is full of sharks hunting swimmers.

```conllu
# sent_id = question:biology:91-the-aquarium-the-shark-tunnel-and-the-rays:t4:1
# text = After watching Jaws, Ben thinks the sea is full of sharks hunting swimmers.
1	After	after	SCONJ	IN	_	2	mark	_	_
2	watching	watch	VERB	VBG	Tense=Pres|VerbForm=Part	6	advcl	_	_
3	Jaws	Jaws	PROPN	NNP	Number=Sing	2	obj	_	SpaceAfter=No
4	,	,	PUNCT	,	_	2	punct	_	_
5	Ben	Ben	PROPN	NNP	Number=Sing	6	nsubj	_	_
6	thinks	think	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	sea	sea	NOUN	NN	Number=Sing	10	nsubj	_	_
9	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
10	full	full	ADJ	JJ	Degree=Pos	6	ccomp	_	_
11	of	of	ADP	IN	_	12	case	_	_
12	sharks	shark	NOUN	NNS	Number=Plur	10	obl	_	_
13	hunting	hunt	VERB	VBG	VerbForm=Ger	12	acl	_	_
14	swimmers	swimmer	NOUN	NNS	Number=Plur	13	obj	_	SpaceAfter=No
15	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **watch** | gerund | Ben *not said here* | Jaws |  |  |  |  | vn assessment-34.1 «NP V NP»: agent=Agent jaws=Theme |
| 2 | **think** *speech: other* | present | Ben |  |  |  |  |  | vn focus-87.1-1 «NP V»: agent=Agent |
| 3 | **is** | present | the sea |  |  |  |  | of sharks; full *property* | tree rules |
| 4 | **hunt** | gerund | sharks *not said here* | swimmers |  |  |  |  | vn hunt-35.1 «NP V NP»: agent=Agent swimmer=Theme |

<!-- .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.

<!-- .note -->
*Sentence 2:* What is the truth?

```conllu
# sent_id = question:biology:91-the-aquarium-the-shark-tunnel-and-the-rays:t4:2
# text = What is the truth?
1	What	what	PRON	WP	PronType=Int	0	root	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	cop	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	truth	truth	NOUN	NN	Number=Sing	1	nsubj	_	SpaceAfter=No
5	?	?	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | the truth |  |  |  |  |  | tree rules |

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Sharks kill fewer than about ten people a year

```conllu
# sent_id = question:biology:91-the-aquarium-the-shark-tunnel-and-the-rays:t4:o1:1
# text = Sharks kill fewer than about ten people a year
1	Sharks	shark	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	kill	kill	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	fewer	few	ADJ	JJR	Degree=Cmp	6	advmod	_	_
4	than	than	ADP	IN	_	3	fixed	_	_
5	about	about	ADV	RB	_	6	advmod	_	_
6	ten	ten	NUM	CD	NumForm=Word|NumType=Card	7	nummod	_	_
7	people	people	NOUN	NNS	Number=Plur	2	obj	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
9	year	year	NOUN	NN	Number=Sing	2	obl:unmarked	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **kill** | present | Sharks | ten people |  |  | year |  | vn remove-10.1 «NP V NP»: agent=Agent people=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
Sharks follow boats to find people

```conllu
# sent_id = question:biology:91-the-aquarium-the-shark-tunnel-and-the-rays:t4:o2:1
# text = Sharks follow boats to find people
1	Sharks	shark	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	follow	follow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	boats	boat	NOUN	NNS	Number=Plur	2	obj	_	_
4	to	to	PART	TO	_	5	mark	_	_
5	find	find	VERB	VB	VerbForm=Inf	2	advcl	_	_
6	people	people	NOUN	NNS	Number=Plur	5	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **follow** | present | Sharks | boats |  |  |  |  | vn chase-51.6 «NP V NP»: agent=Agent boat=Theme |
| 2 | **find** | to-infinitive | Sharks *not said here* | people |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent people=Topic |

### Option 3 {#o3}

<!-- .ven lang=en -->
Every beach has a great white nearby

```conllu
# sent_id = question:biology:91-the-aquarium-the-shark-tunnel-and-the-rays:t4:o3:1
# text = Every beach has a great white nearby
1	Every	every	DET	DT	PronType=Tot	2	det	_	_
2	beach	beach	NOUN	NN	Number=Sing	3	nsubj	_	_
3	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	great	great	ADJ	JJ	Degree=Pos	6	amod	_	_
6	white	white	NOUN	NN	Number=Sing	3	obj	_	_
7	nearby	nearby	ADV	RB	_	3	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | every beach | a great white |  |  |  | nearby *property* | vn birth-28.2-1 «NP V NP»: agent=Agent white=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
Sharks kill thousands of swimmers every single year

```conllu
# sent_id = question:biology:91-the-aquarium-the-shark-tunnel-and-the-rays:t4:o4:1
# text = Sharks kill thousands of swimmers every single year
1	Sharks	shark	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	kill	kill	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	thousands	thousand	NOUN	NNS	Number=Plur	2	obj	_	_
4	of	of	ADP	IN	_	5	case	_	_
5	swimmers	swimmer	NOUN	NNS	Number=Plur	3	nmod	_	_
6	every	every	DET	DT	PronType=Tot	8	det	_	_
7	single	single	ADJ	JJ	Degree=Pos	8	amod	_	_
8	year	year	NOUN	NN	Number=Sing	2	obl:unmarked	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **kill** | present | Sharks | thousands of swimmers |  |  | year |  | vn remove-10.1 «NP V NP»: agent=Agent thousand=Theme |

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

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