---
title: A town is built on the flat land right beside a big slow river. What… — Rivers, lakes and the sea up close · tree and pragmatics
description: A town is built on the flat land right beside a big slow river. What danger should it plan for? Test 1 of lesson 64 «Rivers, lakes and the sea up close» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Test 1 · Rivers, lakes and the sea up close

<!-- .ven lang=en -->
A town is built on the flat land right beside a big slow river. What danger should it plan for?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 4 · wrong ✗ · **Who acts:** danger · **What happens:** build, plan · **To what, where:** town, flat land

<!-- .vabout -->
This is test 1 of lesson 64 «Rivers, lakes and the sea up close» of the world 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/world/64-rivers-lakes-and-the-sea/#t1).

## The question {#question}

<!-- .note -->
*Sentence 1:* A town is built on the flat land right beside a big slow river.

```conllu
# sent_id = question:world:64-rivers-lakes-and-the-sea:t1:1
# text = A town is built on the flat land right beside a big slow river.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	town	town	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	built	build	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	on	on	ADP	IN	_	8	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	flat	flat	ADJ	JJ	Degree=Pos	8	amod	_	_
8	land	land	NOUN	NN	Number=Sing	4	obl	_	_
9	right	right	ADV	RB	_	14	advmod	_	_
10	beside	beside	ADP	IN	_	14	case	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	14	det	_	_
12	big	big	ADJ	JJ	Degree=Pos	14	amod	_	_
13	slow	slow	ADJ	JJ	Degree=Pos	14	amod	_	_
14	river	river	NOUN	NN	Number=Sing	8	acl:relcl	_	SpaceAfter=No
15	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **build** | present · passive |  | a town |  | the flat land |  |  | vn base-97.1 «NP V NP PP.source»: subject=Theme on land=Source |

<!-- .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 danger should it plan for?

```conllu
# sent_id = question:world:64-rivers-lakes-and-the-sea:t1:2
# text = What danger should it plan for?
1	What	what	PRON	WP	PronType=Int	5	obj	_	_
2	danger	danger	NOUN	NN	Number=Sing	5	nsubj	_	_
3	should	should	AUX	MD	VerbForm=Fin	5	aux	_	_
4	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	5	nsubj	_	_
5	plan	plan	VERB	VB	VerbForm=Inf	0	root	_	_
6	for	for	ADP	IN	_	5	case	_	SpaceAfter=No
7	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **plan** | should | danger |  |  |  |  |  | vn intend-61.2-1-1 «NP V NP»: agent=Agent what=Topic |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
Sand dunes moving in from the river banks in the dry season

```conllu
# sent_id = question:world:64-rivers-lakes-and-the-sea:t1:o1:1
# text = Sand dunes moving in from the river banks in the dry season
1	Sand	sand	NOUN	NN	Number=Sing	2	compound	_	_
2	dunes	dune	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	moving	move	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
4	in	in	ADV	RB	_	3	advmod	_	_
5	from	from	ADP	IN	_	8	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	river	river	NOUN	NN	Number=Sing	8	compound	_	_
8	banks	bank	NOUN	NNS	Number=Plur	3	obl	_	_
9	in	in	ADP	IN	_	12	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
11	dry	dry	ADJ	JJ	Degree=Pos	12	amod	_	_
12	season	season	NOUN	NN	Number=Sing	8	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **move in** | gerund | Sand dunes |  |  | the river banks in the dry season |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme from bank=Trajectory |

### Option 2 · ← Mova's choice {#o2}

<!-- .ven lang=en -->
The river running uphill

```conllu
# sent_id = question:world:64-rivers-lakes-and-the-sea:t1:o2:1
# text = The river running uphill
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	river	river	NOUN	NN	Number=Sing	0	root	_	_
3	running	run	VERB	VBG	VerbForm=Ger	2	acl	_	_
4	uphill	uphill	ADV	RB	_	3	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **run** | gerund | the river *not said here* |  |  |  |  | uphill *property* | vn run-51.3.2-2-1 «NP V»: agent=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
Lava from the riverbed

```conllu
# sent_id = question:world:64-rivers-lakes-and-the-sea:t1:o3:1
# text = Lava from the riverbed
1	Lava	lava	NOUN	NN	Number=Sing	0	root	_	_
2	from	from	ADP	IN	_	4	case	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	riverbed	riverbed	NOUN	NN	Number=Sing	1	nmod	_	_
```

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

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
Floods when the river overflows onto its floodplain

```conllu
# sent_id = question:world:64-rivers-lakes-and-the-sea:t1:o4:1
# text = Floods when the river overflows onto its floodplain
1	Floods	flood	NOUN	NNS	Number=Plur	0	root	_	_
2	when	when	SCONJ	WRB	_	5	mark	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	river	river	NOUN	NN	Number=Sing	5	nsubj	_	_
5	overflows	overflow	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	advcl	_	_
6	onto	onto	ADP	IN	_	8	case	_	_
7	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	8	nmod:poss	_	_
8	floodplain	floodplain	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **overflow** | present | the river |  |  | river's floodplain |  |  | tree rules |

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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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