---
title: How could a fish remember the smell of one river after years in the… — Migration: the great journeys · tree and pragmatics
description: How could a fish remember the smell of one river after years in the ocean? Test 5 · ★★ of lesson 54 «Migration: the great journeys» 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 was right.
---

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# Test 5 · ★★ · Migration: the great journeys

<!-- .ven lang=en -->
How could a fish remember the smell of one river after years in the ocean?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 2 · right ✓ · **Who acts:** fish, one river · **What happens:** remember, smell · **To what, where:** smell

<!-- .vabout -->
This is test 5 · ★★ of lesson 54 «Migration: the great journeys» 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/54-migration-the-great-journeys/#t5).

## The question {#question}

```conllu
# sent_id = question:biology:54-migration-the-great-journeys:t5:1
# text = How could a fish remember the smell of one river after years in the ocean?
1	How	how	ADV	WRB	PronType=Int	5	advmod	_	_
2	could	could	AUX	MD	VerbForm=Fin	5	aux	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	fish	fish	NOUN	NNS	Number=Plur	5	nsubj	_	_
5	remember	remember	VERB	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	0	root	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	smell	smell	NOUN	NN	Number=Sing	5	obj	_	_
8	of	of	ADP	IN	_	10	case	_	_
9	one	one	NUM	CD	NumForm=Word|NumType=Card	10	nummod	_	_
10	river	river	NOUN	NN	Number=Sing	7	nmod	_	_
11	after	after	ADP	IN	_	12	case	_	_
12	years	year	NOUN	NNS	Number=Plur	5	obl	_	_
13	in	in	ADP	IN	_	15	case	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
15	ocean	ocean	NOUN	NN	Number=Sing	12	nmod	_	SpaceAfter=No
16	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **remember** | could | a fish | the smell of one river |  |  | year |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent smell=Theme |
| 2 | **smell** |  | one river |  |  |  |  |  | nom smell «cognition intransitive»: of=agent |

<!-- .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 -->
It reads the river's name on the signs by the bridges as it swims up

<!-- fold The tree, 16 words -->
```conllu
# sent_id = question:biology:54-migration-the-great-journeys:t5:o1:1
# text = It reads the river's name on the signs by the bridges as it swims up
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	reads	read	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	river	river	NOUN	NN	Number=Sing	6	nmod:poss	_	SpaceAfter=No
5	's	's	PART	POS	_	4	case	_	_
6	name	name	NOUN	NN	Number=Sing	2	obj	_	_
7	on	on	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	signs	sign	NOUN	NNS	Number=Plur	6	nmod	_	_
10	by	by	ADP	IN	_	12	case	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	bridges	bridge	NOUN	NNS	Number=Plur	9	nmod	_	_
13	as	as	SCONJ	IN	_	15	mark	_	_
14	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	15	nsubj	_	_
15	swims	swim	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	advcl	_	_
16	up	up	ADP	RP	_	15	compound:prt	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **read** | present | It | the river's name |  | the signs by the bridges |  |  | vn transfer\_mesg-37.1.1-1 «NP V NP»: agent=Agent name=Topic |
| 2 | **swim up** | present | name |  |  |  |  |  | vn run-51.3.2-1 «NP V»: agent=Theme |
| 3 | **name** |  | the river |  |  | the signs by the bridges |  |  | nom name «communication transitive»: poss=agent on=place |
| 4 | **sign** |  | the bridges |  |  |  |  |  | nom sign «communication transitive»: by=agent |

### Option 2 · ← Mova's choice · ✓ the right answer {#o2}

<!-- .ven lang=en -->
It learned the smell when young, and its sense of smell is very good

<!-- fold The tree, 14 words -->
```conllu
# sent_id = question:biology:54-migration-the-great-journeys:t5:o2:1
# text = It learned the smell when young, and its sense of smell is very good
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	learned	learn	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	smell	smell	NOUN	NN	Number=Sing	2	obj	_	_
5	when	when	ADV	WRB	PronType=Int	6	advmod	_	_
6	young	young	ADJ	JJ	Degree=Pos	2	advcl	_	SpaceAfter=No
7	,	,	PUNCT	,	_	15	punct	_	_
8	and	and	CCONJ	CC	_	15	cc	_	_
9	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	10	nmod:poss	_	_
10	sense	sense	NOUN	NN	Number=Sing	15	nsubj	_	_
11	of	of	ADP	IN	_	12	case	_	_
12	smell	smell	NOUN	NN	Number=Sing	10	nmod	_	_
13	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	cop	_	_
14	very	very	ADV	RB	_	15	advmod	_	_
15	good	good	ADJ	JJ	Degree=Pos	2	parataxis	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **learn** | past | It | the smell |  |  |  |  | vn learn-14-2-1 «NP V NP»: agent=Agent smell=Topic |
| 2 | **is** | present | smell's sense of smell |  |  |  |  | good *property* | tree rules |
| 3 | **sense** |  | smell | smell |  |  |  |  | nom sense «cognition transitive»: poss=agent of=patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
It follows other fish that have a map

```conllu
# sent_id = question:biology:54-migration-the-great-journeys:t5:o3:1
# text = It follows other fish that have a map
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	follows	follow	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	other	other	ADJ	JJ	Degree=Pos	4	amod	_	_
4	fish	fish	NOUN	NNS	Number=Plur	2	obj	_	_
5	that	that	PRON	WDT	PronType=Rel	6	nsubj	_	_
6	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	acl:relcl	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	map	map	NOUN	NN	Number=Sing	6	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **follow** | present | It | other fish |  |  |  |  | vn chase-51.6 «NP V NP»: agent=Agent fish=Theme |
| 2 | **have** | present | other fish | a map |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent map=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
It never left the river at all

```conllu
# sent_id = question:biology:54-migration-the-great-journeys:t5:o4:1
# text = It never left the river at all
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	never	never	ADV	RB	PronType=Neg	3	advmod	_	_
3	left	leave	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	river	river	NOUN	NN	Number=Sing	3	obj	_	_
6	at	at	ADP	IN	_	7	case	_	_
7	all	all	DET	DT	PronType=Tot	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **leave** | past | It | the river |  | all |  |  | vn keep-15.2 «NP V NP PP.location»: agent=Agent river=Theme at all=Location |

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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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