---
title: «saw an octopus turn into a lionfish then a snake on youtube, fake r… — Coral reef partners and tricksters: cl… · tree and pragmatics
description: «saw an octopus turn into a lionfish then a snake on youtube, fake right» What is right? Test 10 of lesson 173 «Coral reef partners and tricksters: clownfish, cleaners, mimics and puffers» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of 
---

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# Test 10 · Coral reef partners and tricksters: clownfish, cleaners, m…

<!-- .ven lang=en -->
«saw an octopus turn into a lionfish then a snake on youtube, fake right» What is right?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **What happens:** see, turn, be · **To what, where:** octopus, youtube, lionfish

<!-- .vabout -->
This is test 10 of lesson 173 «Coral reef partners and tricksters: clownfish, cleaners, mimics and puffers» 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/173-coral-reef-partners-and-tricksters-clownfish-cleaners-mimics-and-puffers/#t10).

## The question {#question}

```conllu
# sent_id = question:biology:173-coral-reef-partners-and-tricksters-clownfish-cleaners-mimics-and-puffers:t10:1
# text = «saw an octopus turn into a lionfish then a snake on youtube, fake right» What is right?
1	«	«	PUNCT	``	_	2	punct	_	SpaceAfter=No
2	saw	see	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	0	root	_	_
3	an	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	octopus	octopus	NOUN	NN	Number=Sing	2	obj	_	_
5	turn	turn	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	acl	_	_
6	into	into	ADP	IN	_	8	case	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	lionfish	lionfish	NOUN	NN	Number=Sing	5	obl	_	_
9	then	then	ADV	RB	PronType=Dem	11	advmod	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	snake	snake	NOUN	NN	Number=Sing	2	obl	_	_
12	on	on	ADP	IN	_	13	case	_	_
13	youtube	YouTube	PROPN	NNP	Number=Sing	2	obl	_	SpaceAfter=No
14	,	,	PUNCT	,	_	15	punct	_	_
15	fake	fake	ADJ	JJ	Degree=Pos	2	parataxis	_	_
16	right	right	ADV	RB	_	20	advmod	_	SpaceAfter=No
17	»	»	PUNCT	''	_	16	punct	_	_
18	What	what	PRON	WP	PronType=Int	20	nsubj	_	_
19	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	20	cop	_	_
20	right	right	ADJ	JJ	Degree=Pos	15	advcl	_	SpaceAfter=No
21	?	?	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **see** *in a quote* | past |  | a octopus |  | youtube |  | a snake *obl* | vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer octopus=Stimulus |
| 2 | **turn** *in a quote* | participle |  | a octopus *not said here* |  | a lionfish |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme into lionfish=Trajectory |
| 3 | **is** | present |  |  |  |  |  | right *property* | tree rules |

<!-- .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 {#o1}

<!-- .ven lang=en -->
It is fake, octopuses cannot change shape

```conllu
# sent_id = question:biology:173-coral-reef-partners-and-tricksters-clownfish-cleaners-mimics-and-puffers:t10:o1:1
# text = It is fake, octopuses cannot change shape
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	fake	fake	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
4	,	,	PUNCT	,	_	8	punct	_	_
5	octopuses	octopus	NOUN	NNS	Number=Plur	8	nsubj	_	_
6	can	can	AUX	MD	VerbForm=Fin	8	aux	_	SpaceAfter=No
7	not	not	PART	RB	Polarity=Neg	8	advmod	_	_
8	change	change	VERB	VB	VerbForm=Inf	3	conj	_	_
9	shape	shape	NOUN	NN	Number=Sing	8	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | It |  |  |  |  | fake *property* | tree rules |
| 2 | **not** **change** | can | octopuses | shape |  |  |  |  | vn dress-41.1.1-1-1 «NP V NP»: agent=Agent shape=Patient |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
It is real: the mimic octopus copies dangerous animals

```conllu
# sent_id = question:biology:173-coral-reef-partners-and-tricksters-clownfish-cleaners-mimics-and-puffers:t10:o2:1
# text = It is real: the mimic octopus copies dangerous animals
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	real	real	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
4	:	:	PUNCT	:	_	8	punct	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
6	mimic	mimic	ADJ	JJ	Degree=Pos	7	amod	_	_
7	octopus	octopus	NOUN	NN	Number=Sing	8	nsubj	_	_
8	copies	copy	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
9	dangerous	dangerous	ADJ	JJ	Degree=Pos	10	amod	_	_
10	animals	animal	NOUN	NNS	Number=Plur	8	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | It |  |  |  |  | real *property* | tree rules |
| 2 | **copy** | present | the mimic octopus | dangerous animals |  |  |  |  | vn scribble-25.2 «NP V NP»: agent=Agent animal=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
Octopuses only copy rocks

```conllu
# sent_id = question:biology:173-coral-reef-partners-and-tricksters-clownfish-cleaners-mimics-and-puffers:t10:o3:1
# text = Octopuses only copy rocks
1	Octopuses	octopus	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	only	only	ADV	RB	_	3	advmod	_	_
3	copy	copy	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	rocks	rock	NOUN	NNS	Number=Plur	3	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **copy** | present | Octopuses | rocks |  |  |  |  | vn scribble-25.2 «NP V NP»: agent=Agent rock=Theme |

### Option 4 {#o4}

<!-- .ven lang=en -->
It was a real lionfish that turned into a snake

```conllu
# sent_id = question:biology:173-coral-reef-partners-and-tricksters-clownfish-cleaners-mimics-and-puffers:t10:o4:1
# text = It was a real lionfish that turned into a snake
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	5	nsubj	_	_
2	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	5	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
4	real	real	ADJ	JJ	Degree=Pos	5	amod	_	_
5	lionfish	lionfish	NOUN	NN	Number=Sing	0	root	_	_
6	that	that	PRON	WDT	PronType=Rel	7	nsubj	_	_
7	turned	turn	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	5	acl:relcl	_	_
8	into	into	ADP	IN	_	10	case	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	snake	snake	NOUN	NN	Number=Sing	7	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | past | It | a real lionfish |  |  |  |  | tree rules |
| 2 | **turn** | past | a real lionfish |  |  |  |  | into a snake *result* | vn roll-51.3.1 «NP V PP.result»: agent=Theme into snake=Result |

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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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- ↑ back to [Coral reef partners and tricksters: clownfish, cleaners, mimics and puffers](https://md.mova.elamur.ai/free/en/corpora/questions/biology/173-coral-reef-partners-and-tricksters-clownfish-cleaners-mimics-and-puffers/)