---
title: Why could a shark as big as the megamouth stay hidden until 1976? — Sharks by kind, small and strange: wal… · tree and pragmatics
description: Why could a shark as big as the megamouth stay hidden until 1976? Test 8 · ★ of lesson 311 «Sharks by kind, small and strange: walking sharks, wobbegongs, cookiecutters and goblin sharks» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of e
---

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# Test 8 · ★ · Sharks by kind, small and strange: walking sharks, wobbego…

<!-- .ven lang=en -->
Why could a shark as big as the megamouth stay hidden until 1976?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** megamouth · **What happens:** stay

<!-- .vabout -->
This is test 8 · ★ of lesson 311 «Sharks by kind, small and strange: walking sharks, wobbegongs, cookiecutters and goblin sharks» 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/311-sharks-by-kind-small-and-strange-walking-sharks-wobbegongs-cookiecutters-and-goblin-sharks/#t8).

## The question {#question}

```conllu
# sent_id = question:biology:311-sharks-by-kind-small-and-strange-walking-sharks-wobbegongs-cookiecutters-and-goblin-sharks:t8:1
# text = Why could a shark as big as the megamouth stay hidden until 1976?
1	Why	why	ADV	WRB	PronType=Int	6	advmod	_	_
2	could	could	AUX	MD	VerbForm=Fin	6	aux	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	shark	shark	NOUN	NN	Number=Sing	6	nsubj	_	_
5	as	as	ADV	RB	_	6	advmod	_	_
6	big	big	ADJ	JJ	Degree=Pos	0	root	_	_
7	as	as	SCONJ	IN	_	10	mark	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	megamouth	megamouth	NOUN	NNS	Number=Plur	10	nsubj	_	_
10	stay	stay	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	advcl	_	_
11	hidden	hidden	ADJ	JJ	Degree=Pos	10	xcomp	_	_
12	until	until	ADP	IN	_	13	case	_	_
13	1976	1976	NUM	CD	NumForm=Digit|NumType=Card	10	obl	_	SpaceAfter=No
14	?	?	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stay** | present | the megamouth |  |  |  | until 1976 | hidden *property* | vn exist-47.1 «NP V»: agent=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.

## The options {#options}

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

<!-- .ven lang=en -->
It lives in the vast deep sea where few people look

```conllu
# sent_id = question:biology:311-sharks-by-kind-small-and-strange-walking-sharks-wobbegongs-cookiecutters-and-goblin-sharks:t8:o1:1
# text = It lives in the vast deep sea where few people look
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	lives	live	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	in	in	ADP	IN	_	7	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
5	vast	vast	ADJ	JJ	Degree=Pos	7	amod	_	_
6	deep	deep	ADJ	JJ	Degree=Pos	7	amod	_	_
7	sea	sea	NOUN	NN	Number=Sing	2	obl	_	_
8	where	where	ADV	WRB	PronType=Rel	11	advmod	_	_
9	few	few	ADJ	JJ	Degree=Pos	10	amod	_	_
10	people	people	NOUN	NNS	Number=Plur	11	nsubj	_	_
11	look	look	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	acl:relcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **live** | present | It |  |  | the vast deep sea |  |  | vn lodge-46 «NP V PP.location»: agent=Theme in sea=Location |
| 2 | **look** | present | few people |  |  |  |  |  | vn stimulus\_subject-30.4 «NP V PP.attribute»: agent=Stimulus |

### Option 2 {#o2}

<!-- .ven lang=en -->
It was invisible until then

```conllu
# sent_id = question:biology:311-sharks-by-kind-small-and-strange-walking-sharks-wobbegongs-cookiecutters-and-goblin-sharks:t8:o2:1
# text = It was invisible until then
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	cop	_	_
3	invisible	invisible	ADJ	JJ	Degree=Pos	0	root	_	_
4	until	until	ADP	IN	_	5	case	_	_
5	then	then	ADV	RB	PronType=Dem	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | past | It |  |  |  |  | invisible *property* | tree rules |

### Option 3 {#o3}

<!-- .ven lang=en -->
It hid in rivers away from the sea

```conllu
# sent_id = question:biology:311-sharks-by-kind-small-and-strange-walking-sharks-wobbegongs-cookiecutters-and-goblin-sharks:t8:o3:1
# text = It hid in rivers away from the sea
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	hid	hide	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	in	in	ADP	IN	_	4	case	_	_
4	rivers	river	NOUN	NNS	Number=Plur	2	obl	_	_
5	away	away	ADV	RB	_	2	advmod	_	_
6	from	from	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	sea	sea	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hide away** | past | It |  |  | rivers |  | from the sea; away *property* | vn concealment-16-1 «NP V PP.beneficiary»: agent=Agent from sea=Beneficiary |

### Option 4 {#o4}

<!-- .ven lang=en -->
It only appeared in 1976, when it suddenly evolved from another shark

```conllu
# sent_id = question:biology:311-sharks-by-kind-small-and-strange-walking-sharks-wobbegongs-cookiecutters-and-goblin-sharks:t8:o4:1
# text = It only appeared in 1976, when it suddenly evolved from another shark
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	only	only	ADV	RB	_	3	advmod	_	_
3	appeared	appear	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	in	in	ADP	IN	_	5	case	_	_
5	1976	1976	NUM	CD	NumForm=Digit|NumType=Card	3	obl	_	SpaceAfter=No
6	,	,	PUNCT	,	_	10	punct	_	_
7	when	when	ADV	WRB	PronType=Int	10	advmod	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	nsubj	_	_
9	suddenly	suddenly	ADV	RB	_	10	advmod	_	_
10	evolved	evolve	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	advcl	_	_
11	from	from	ADP	IN	_	13	case	_	_
12	another	another	DET	DT	PronType=Ind	13	det	_	_
13	shark	shark	NOUN	NN	Number=Sing	10	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **appear** | past | It |  |  | 1976 |  |  | vn appear-48.1.1 «NP V PP.location»: agent=Theme in 1976=Location |
| 2 | **evolve** | past | it |  |  |  |  | from another shark; suddenly *property* | vn grow-26.2.1 «NP.product V PP.patient»: agent=Product from shark=Patient |

<!-- div src -->

**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.

<!-- /div -->

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