---
title: «sonar says the sea floor came up 300 metres at night wtf» What is r… — The twilight zone: barreleyes, lantern… · tree and pragmatics
description: «sonar says the sea floor came up 300 metres at night wtf» What is really happening? Test 1 · ★ of lesson 175 «The twilight zone: barreleyes, lanternfish and the biggest daily journey on Earth» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question an
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/biology/175-the-twilight-zone-barreleyes-lanternfish-and-the-biggest-daily-journey-on-earth/t1/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/questions/biology/) / [The twilight zone: barreleyes, lantern…](https://md.mova.elamur.ai/free/en/corpora/questions/biology/175-the-twilight-zone-barreleyes-lanternfish-and-the-biggest-daily-journey-on-earth/) / t1

# Test 1 · ★ · The twilight zone: barreleyes, lanternfish and the biggest…

<!-- .ven lang=en -->
«sonar says the sea floor came up 300 metres at night wtf» What is really happening?

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 3 · right ✓ · **Who acts:** sonar, sea floor · **What happens:** say, come up, happen · **To what, where:** 300 metres, night wtf · **Speech:** someone speaks here

<!-- .vabout -->
This is test 1 · ★ of lesson 175 «The twilight zone: barreleyes, lanternfish and the biggest daily journey on Earth» 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/175-the-twilight-zone-barreleyes-lanternfish-and-the-biggest-daily-journey-on-earth/#t1).

## The question {#question}

```conllu
# sent_id = question:biology:175-the-twilight-zone-barreleyes-lanternfish-and-the-biggest-daily-journey-on-earth:t1:1
# text = «sonar says the sea floor came up 300 metres at night wtf» What is really happening?
1	«	«	PUNCT	``	_	3	punct	_	SpaceAfter=No
2	sonar	sonar	NOUN	NN	Number=Sing	3	nsubj	_	_
3	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
5	sea	sea	NOUN	NN	Number=Sing	6	compound	_	_
6	floor	floor	NOUN	NN	Number=Sing	7	nsubj	_	_
7	came	come	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	ccomp	_	_
8	up	up	ADV	RB	_	9	advmod	_	_
9	300	300	NUM	CD	NumForm=Digit|NumType=Card	10	nummod	_	_
10	metres	metre	NOUN	NNS	Number=Plur	7	obl:unmarked	_	_
11	at	at	ADP	IN	_	13	case	_	_
12	night	night	NOUN	NN	Number=Sing	13	compound	_	_
13	wtf	wtf	NOUN	NN	Number=Sing	7	obl	_	SpaceAfter=No
14	»	»	PUNCT	''	_	13	punct	_	_
15	What	what	PRON	WP	PronType=Int	18	nsubj	_	_
16	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	18	aux	_	_
17	really	really	ADV	RB	_	18	advmod	_	_
18	happening	happen	VERB	VBG	Tense=Pres|VerbForm=Part	7	advcl	_	SpaceAfter=No
19	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: assert* *in a quote* | present | sonar |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 2 | **come up** *in a quote* | past | the sea floor | 300 metres |  | night wtf |  |  | vn appear-48.1.1 «NP V PP.location»: agent=Theme at wtf=Location |
| 3 | **happen** | present · progressive |  |  |  |  |  |  | vn occur-48.3-1 «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 {#o1}

<!-- .ven lang=en -->
The sonar is always broken at night

```conllu
# sent_id = question:biology:175-the-twilight-zone-barreleyes-lanternfish-and-the-biggest-daily-journey-on-earth:t1:o1:1
# text = The sonar is always broken at night
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	sonar	sonar	NOUN	NN	Number=Sing	5	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux:pass	_	_
4	always	always	ADV	RB	PronType=Tot	5	advmod	_	_
5	broken	break	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
6	at	at	ADP	IN	_	7	case	_	_
7	night	night	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **break** | present · passive |  | the sonar |  |  | night | always *property* | vn hurt-40.8.3-1-1 «NP V NP»: subject=Patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
The sea is getting shallower forever

```conllu
# sent_id = question:biology:175-the-twilight-zone-barreleyes-lanternfish-and-the-biggest-daily-journey-on-earth:t1:o2:1
# text = The sea is getting shallower forever
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	sea	sea	NOUN	NN	Number=Sing	4	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux	_	_
4	getting	get	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
5	shallower	shallow	ADJ	JJR	Degree=Cmp	4	xcomp	_	_
6	forever	forever	ADV	RB	_	4	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **get** | present · progressive | the sea |  |  |  |  | forever, shallow *property* | vn comprehend-87.2-1 «NP V S\_ING»: agent=Experiencer |

### Option 3 · ← Mova's choice · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Huge crowds of animals are swimming up to feed in the dark

```conllu
# sent_id = question:biology:175-the-twilight-zone-barreleyes-lanternfish-and-the-biggest-daily-journey-on-earth:t1:o3:1
# text = Huge crowds of animals are swimming up to feed in the dark
1	Huge	huge	ADJ	JJ	Degree=Pos	2	amod	_	_
2	crowds	crowd	NOUN	NNS	Number=Plur	6	nsubj	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	animals	animal	NOUN	NNS	Number=Plur	2	nmod	_	_
5	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	aux	_	_
6	swimming	swim	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
7	up	up	ADP	RP	_	6	compound:prt	_	_
8	to	to	PART	TO	_	9	mark	_	_
9	feed	feed	VERB	VB	VerbForm=Inf	6	advcl	_	_
10	in	in	ADP	IN	_	12	case	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	dark	dark	NOUN	NN	Number=Sing	9	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **swim up** | present · progressive | Huge crowds of animals |  |  |  |  |  | vn run-51.3.2-1 «NP V»: agent=Theme |
| 2 | **feed** | to-infinitive | Huge crowds of animals *not said here* |  |  | the dark |  |  | vn fit-54.3 «NP V NP PP.location»: agent=Agent in dark=Location |

### Option 4 {#o4}

<!-- .ven lang=en -->
The sea floor really moves up every night and back down by day

```conllu
# sent_id = question:biology:175-the-twilight-zone-barreleyes-lanternfish-and-the-biggest-daily-journey-on-earth:t1:o4:1
# text = The sea floor really moves up every night and back down by day
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	sea	sea	NOUN	NN	Number=Sing	3	compound	_	_
3	floor	floor	NOUN	NN	Number=Sing	5	nsubj	_	_
4	really	really	ADV	RB	_	5	advmod	_	_
5	moves	move	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	up	up	ADP	RP	_	5	compound:prt	_	_
7	every	every	DET	DT	PronType=Tot	8	det	_	_
8	night	night	NOUN	NN	Number=Sing	5	obl:unmarked	_	_
9	and	and	CCONJ	CC	_	11	cc	_	_
10	back	back	ADV	RB	_	11	advmod	_	_
11	down	down	ADV	RB	_	8	conj	_	_
12	by	by	ADP	IN	_	13	case	_	_
13	day	day	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **move up** | present | the sea floor |  |  |  | day; night |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |

<!-- 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 -->

<!-- pn -->
- ← previous: [Reef giants and wanderers: whale shark…, exam 4](https://md.mova.elamur.ai/free/en/corpora/questions/biology/174-reef-giants-and-wanderers-whale-sharks-mantas-dugongs-and-sea-turtles/e4/)
- next →: [The twilight zone: barreleyes, lantern…, test 2](https://md.mova.elamur.ai/free/en/corpora/questions/biology/175-the-twilight-zone-barreleyes-lanternfish-and-the-biggest-daily-journey-on-earth/t2/)
- ↑ back to [The twilight zone: barreleyes, lanternfish and the biggest daily journey on Earth](https://md.mova.elamur.ai/free/en/corpora/questions/biology/175-the-twilight-zone-barreleyes-lanternfish-and-the-biggest-daily-journey-on-earth/)