---
title: A long green spike floats on the sea for months and lands on a muddy… — Mangroves: trees in salt water, mudski… · tree and pragmatics
description: A long green spike floats on the sea for months and lands on a muddy beach. What is it most likely? Test 10 · ★ of lesson 178 «Mangroves: trees in salt water, mudskippers, archerfish and swimming tigers» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the q
---

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# Test 10 · ★ · Mangroves: trees in salt water, mudskippers, archerfish an…

<!-- .ven lang=en -->
A long green spike floats on the sea for months and lands on a muddy beach. What is it most likely?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** long green spike · **What happens:** float, be · **To what, where:** sea, spike

<!-- .vabout -->
This is test 10 · ★ of lesson 178 «Mangroves: trees in salt water, mudskippers, archerfish and swimming tigers» 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/178-mangroves-trees-in-salt-water-mudskippers-archerfish-and-swimming-tigers/#t10).

## The question {#question}

<!-- .note -->
*Sentence 1:* A long green spike floats on the sea for months and lands on a muddy beach.

```conllu
# sent_id = question:biology:178-mangroves-trees-in-salt-water-mudskippers-archerfish-and-swimming-tigers:t10:1
# text = A long green spike floats on the sea for months and lands on a muddy beach.
1	A	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
2	long	long	ADJ	JJ	Degree=Pos	4	amod	_	_
3	green	green	ADJ	JJ	Degree=Pos	4	amod	_	_
4	spike	spike	NOUN	NN	Number=Sing	5	nsubj	_	_
5	floats	float	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	on	on	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	sea	sea	NOUN	NN	Number=Sing	5	obl	_	_
9	for	for	ADP	IN	_	10	case	_	_
10	months	month	NOUN	NNS	Number=Plur	5	obl	_	_
11	and	and	CCONJ	CC	_	12	cc	_	_
12	lands	land	NOUN	NNS	Number=Plur	10	conj	_	_
13	on	on	ADP	IN	_	16	case	_	_
14	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
15	muddy	muddy	ADJ	JJ	Degree=Pos	16	amod	_	_
16	beach	beach	NOUN	NN	Number=Sing	5	obl	_	SpaceAfter=No
17	.	.	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **float** | present | a long green spike |  |  | the sea | month | on a muddy beach | vn roll-51.3.1 «NP.theme V PP.source PP.trajectory PP.destination»: agent=Theme on sea=Source on beach=Trajectory |

<!-- .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 it most likely?

```conllu
# sent_id = question:biology:178-mangroves-trees-in-salt-water-mudskippers-archerfish-and-swimming-tigers:t10:2
# text = What is it most likely?
1	What	what	PRON	WP	PronType=Int	0	root	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	1	nsubj	_	_
4	most	most	ADV	RBS	Degree=Sup	5	advmod	_	_
5	likely	likely	ADV	RB	_	1	advmod	_	SpaceAfter=No
6	?	?	PUNCT	.	_	1	punct	_	_
```

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

## The options {#options}

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

<!-- .ven lang=en -->
A mangrove seedling that will grow roots

```conllu
# sent_id = question:biology:178-mangroves-trees-in-salt-water-mudskippers-archerfish-and-swimming-tigers:t10:o1:1
# text = A mangrove seedling that will grow roots
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	mangrove	mangrove	NOUN	NN	Number=Sing	3	compound	_	_
3	seedling	seedling	NOUN	NN	Number=Sing	0	root	_	_
4	that	that	PRON	WDT	PronType=Rel	6	nsubj	_	_
5	will	will	AUX	MD	VerbForm=Fin	6	aux	_	_
6	grow	grow	VERB	VB	VerbForm=Inf	3	acl:relcl	_	_
7	roots	root	NOUN	NNS	Number=Plur	6	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **grow** | future | a mangrove seedling | roots |  |  |  |  | vn appear-48.1.1 «PP.location V NP»: agent=Location root=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
A lost pencil

```conllu
# sent_id = question:biology:178-mangroves-trees-in-salt-water-mudskippers-archerfish-and-swimming-tigers:t10:o2:1
# text = A lost pencil
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	lost	lose	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	amod	_	_
3	pencil	pencil	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lose** | participle |  |  |  |  |  |  | vn succeed-74-3-1 «NP V»: agent=Agent |

### Option 3 {#o3}

<!-- .ven lang=en -->
A piece of the tail of a swimming tiger

```conllu
# sent_id = question:biology:178-mangroves-trees-in-salt-water-mudskippers-archerfish-and-swimming-tigers:t10:o3:1
# text = A piece of the tail of a swimming tiger
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	piece	piece	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	tail	tail	NOUN	NN	Number=Sing	2	nmod	_	_
6	of	of	ADP	IN	_	9	case	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
8	swimming	swimming	NOUN	NN	Number=Sing	9	compound	_	_
9	tiger	tiger	NOUN	NN	Number=Sing	5	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 4 {#o4}

<!-- .ven lang=en -->
A dead fish

```conllu
# sent_id = question:biology:178-mangroves-trees-in-salt-water-mudskippers-archerfish-and-swimming-tigers:t10:o4:1
# text = A dead fish
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	dead	dead	ADJ	JJ	Degree=Pos	3	amod	_	_
3	fish	fish	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

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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.

<!-- /div -->

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