---
title: A clock on a ship loses one hour during a long voyage. What happens… — Explorers and how the world was mapped · tree and pragmatics
description: A clock on a ship loses one hour during a long voyage. What happens to the longitude the sailors work out? Test 7 · ★★ of lesson 98 «Explorers and how the world was mapped» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova'
---

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# Test 7 · ★★ · Explorers and how the world was mapped

<!-- .ven lang=en -->
A clock on a ship loses one hour during a long voyage. What happens to the longitude the sailors work out?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** clock, sailors · **What happens:** lose, happen, work out

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This is test 7 · ★★ of lesson 98 «Explorers and how the world was mapped» 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/98-explorers-mapping-the-world/#t7).

## The question {#question}

<!-- .note -->
*Sentence 1:* A clock on a ship loses one hour during a long voyage.

```conllu
# sent_id = question:world:98-explorers-mapping-the-world:t7:1
# text = A clock on a ship loses one hour during a long voyage.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	clock	clock	NOUN	NN	Number=Sing	6	nsubj	_	_
3	on	on	ADP	IN	_	5	case	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	ship	ship	NOUN	NN	Number=Sing	2	nmod	_	_
6	loses	lose	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	one	one	NUM	CD	NumForm=Word|NumType=Card	8	nummod	_	_
8	hour	hour	NOUN	NN	Number=Sing	6	obj	_	_
9	during	during	ADP	IN	_	12	case	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
11	long	long	ADJ	JJ	Degree=Pos	12	amod	_	_
12	voyage	voyage	NOUN	NN	Number=Sing	6	obl	_	SpaceAfter=No
13	.	.	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lose** | present | a clock on a ship |  |  |  | during a long voyage; hour |  | vn succeed-74-3-1 «NP V»: agent=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.

<!-- .note -->
*Sentence 2:* What happens to the longitude the sailors work out?

```conllu
# sent_id = question:world:98-explorers-mapping-the-world:t7:2
# text = What happens to the longitude the sailors work out?
1	What	what	PRON	WP	PronType=Int	2	nsubj	_	_
2	happens	happen	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	to	to	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	longitude	longitude	NOUN	NN	Number=Sing	2	obl	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	sailors	sailor	NOUN	NNS	Number=Plur	8	nsubj	_	_
8	work	work	VERB	VB	VerbForm=Inf	2	parataxis	_	_
9	out	out	ADP	RP	_	8	compound:prt	_	SpaceAfter=No
10	?	?	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **happen** | present |  |  |  |  |  | to the longitude | vn occur-48.3-1 «NP V»: agent=Theme |
| 2 | **work out** | infinitive | the sailors |  |  |  |  |  | vn discover-84 «NP V how S»: agent=Agent |

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
It is wrong by 1 degree

```conllu
# sent_id = question:world:98-explorers-mapping-the-world:t7:o1:1
# text = It is wrong by 1 degree
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	wrong	wrong	ADJ	JJ	Degree=Pos	0	root	_	_
4	by	by	ADP	IN	_	6	case	_	_
5	1	1	NUM	CD	NumForm=Digit|NumType=Card	6	nummod	_	_
6	degree	degree	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | It |  |  |  |  | by 1 degree; wrong *property* | tree rules |

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

<!-- .ven lang=en -->
It is wrong by 15 degrees

```conllu
# sent_id = question:world:98-explorers-mapping-the-world:t7:o2:1
# text = It is wrong by 15 degrees
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	wrong	wrong	ADJ	JJ	Degree=Pos	0	root	_	_
4	by	by	ADP	IN	_	6	case	_	_
5	15	15	NUM	CD	NumForm=Digit|NumType=Card	6	nummod	_	_
6	degrees	degree	NOUN	NNS	Number=Plur	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | It |  |  |  |  | by 15 degrees; wrong *property* | tree rules |

### Option 3 {#o3}

<!-- .ven lang=en -->
It is wrong by 360 degrees

```conllu
# sent_id = question:world:98-explorers-mapping-the-world:t7:o3:1
# text = It is wrong by 360 degrees
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	wrong	wrong	ADJ	JJ	Degree=Pos	0	root	_	_
4	by	by	ADP	IN	_	6	case	_	_
5	360	360	NUM	CD	NumForm=Digit|NumType=Card	6	nummod	_	_
6	degrees	degree	NOUN	NNS	Number=Plur	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | It |  |  |  |  | by 360 degrees; wrong *property* | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
It is still exactly right

```conllu
# sent_id = question:world:98-explorers-mapping-the-world:t7:o4:1
# text = It is still exactly right
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	5	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	still	still	ADV	RB	_	5	advmod	_	_
4	exactly	exactly	ADV	RB	_	5	advmod	_	_
5	right	right	ADJ	JJ	Degree=Pos	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | It |  |  |  | still | exactly, right *property* | 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.

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- ← previous: [Explorers and how the world was mapped, test 6](https://md.mova.elamur.ai/free/en/corpora/questions/world/98-explorers-mapping-the-world/t6/)
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