---
title: «sat nav says turn left into the river, it must be right» What is th… — Satellites and GPS · tree and pragmatics
description: «sat nav says turn left into the river, it must be right» What is the right answer? Test 3 · ★★ of lesson 38 «Satellites and GPS» of the technology 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 3 · ★★ · Satellites and GPS

<!-- .ven lang=en -->
«sat nav says turn left into the river, it must be right» What is the right answer?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 4 · right ✓ · **Who acts:** nav · **What happens:** sit, say, turn, leave, be · **To what, where:** river, right answer · **Speech:** someone speaks here

<!-- .vabout -->
This is test 3 · ★★ of lesson 38 «Satellites and GPS» of the technology 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/technology/38-satellites-and-gps/#t3).

## The question {#question}

```conllu
# sent_id = question:technology:38-satellites-and-gps:t3:1
# text = «sat nav says turn left into the river, it must be right» What is the right answer?
1	«	«	PUNCT	``	_	2	punct	_	SpaceAfter=No
2	sat	sit	VERB	VBD	Mood=Ind|Number=Sing|Person=1|Tense=Past|VerbForm=Fin	0	root	_	_
3	nav	nav	NOUN	NN	Number=Sing	4	nsubj	_	_
4	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	ccomp	_	_
5	turn	turn	VERB	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	4	ccomp	_	_
6	left	leave	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	xcomp	_	_
7	into	into	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	river	river	NOUN	NN	Number=Sing	6	obl	_	SpaceAfter=No
10	,	,	PUNCT	,	_	14	punct	_	_
11	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	14	nsubj	_	_
12	must	must	AUX	MD	VerbForm=Fin	14	aux	_	_
13	be	be	AUX	VB	VerbForm=Inf	14	cop	_	_
14	right	right	ADJ	JJ	Degree=Pos	2	parataxis	_	SpaceAfter=No
15	»	»	PUNCT	''	_	14	punct	_	_
16	What	what	PRON	WP	PronType=Int	2	obj	_	_
17	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	20	cop	_	_
18	the	the	DET	DT	Definite=Def|PronType=Art	20	det	_	_
19	right	right	ADJ	JJ	Degree=Pos	20	amod	_	_
20	answer	answer	NOUN	NN	Number=Sing	16	acl:relcl	_	SpaceAfter=No
21	?	?	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sit** *in a quote* | past |  |  |  |  |  |  | tree rules |
| 2 | **say** *speech: assert* *in a quote* | present | nav |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 3 | **turn** *in a quote* | present |  |  |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 4 | **leave** *in a quote* | participle | nav *not said here* |  |  |  |  | into the river *result* | vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient into river=Result |
| 5 | **is** *in a quote* | must | nav |  |  |  |  | right *property* | tree rules |
| 6 | **be** *speech: assert* | present |  | the right answer |  |  |  |  | tree rules |

<!-- .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 -->
Switch the sat nav off and on again, and if it still says left, then turn left

<!-- fold The tree, 17 words -->
```conllu
# sent_id = question:technology:38-satellites-and-gps:t3:o1:1
# text = Switch the sat nav off and on again, and if it still says left, then turn left
1	Switch	switch	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	sat	sat	NOUN	NN	Number=Sing	4	compound	_	_
4	nav	nav	NOUN	NN	Number=Sing	1	obj	_	_
5	off	off	ADP	RP	_	1	compound:prt	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	on	on	ADV	RB	_	1	conj	_	_
8	again	again	ADV	RB	_	1	advmod	_	SpaceAfter=No
9	,	,	PUNCT	,	_	18	punct	_	_
10	and	and	CCONJ	CC	_	18	cc	_	_
11	if	if	SCONJ	IN	_	14	mark	_	_
12	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	14	nsubj	_	_
13	still	still	ADV	RB	_	14	advmod	_	_
14	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	18	advcl	_	_
15	left	leave	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	14	xcomp	_	SpaceAfter=No
16	,	,	PUNCT	,	_	14	punct	_	_
17	then	then	ADV	RB	PronType=Dem	18	advmod	_	_
18	turn	turn	VERB	VB	Mood=Imp|VerbForm=Fin	1	conj	_	_
19	left	left	ADV	RB	_	18	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **switch off** | imperative | you *not said here* | the sat nav |  |  | again |  | vn convert-26.6.2-1-1 «NP V NP»: agent=Agent nav=Patient |
| 2 | **say** *speech: assert* *a condition, not said to happen* | present | nav |  |  |  | still |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 3 | **leave** | participle | nav *not said here* |  |  |  |  |  | vn escape-51.1-1-1 «NP V»: agent=Theme |
| 4 | **turn** | infinitive | you *not said here* |  |  |  | then | left *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
Sat navs are never wrong, so turn

```conllu
# sent_id = question:technology:38-satellites-and-gps:t3:o2:1
# text = Sat navs are never wrong, so turn
1	Sat	sit	VERB	VBD	Mood=Ind|Number=Sing|Person=1|Tense=Past|VerbForm=Fin	0	root	_	_
2	navs	nav	NOUN	NNS	Number=Plur	5	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
4	never	never	ADV	RB	PronType=Neg	5	advmod	_	_
5	wrong	wrong	ADJ	JJ	Degree=Pos	1	parataxis	_	SpaceAfter=No
6	,	,	PUNCT	,	_	8	punct	_	_
7	so	so	ADV	RB	_	8	advmod	_	_
8	turn	turn	VERB	VB	VerbForm=Inf	1	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sit** | past |  |  |  |  |  |  | vn assuming\_position-50 «NP V»: agent=Agent |
| 2 | **not** **is** | present | navs |  |  |  |  | wrong *property* | tree rules |
| 3 | **turn** | infinitive |  |  |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
Drive in slowly to check

```conllu
# sent_id = question:technology:38-satellites-and-gps:t3:o3:1
# text = Drive in slowly to check
1	Drive	drive	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	in	in	ADV	RB	_	1	advmod	_	_
3	slowly	slowly	ADV	RB	_	1	advmod	_	_
4	to	to	PART	TO	_	5	mark	_	_
5	check	check	VERB	VB	VerbForm=Inf	1	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **drive in** | imperative | you *not said here* |  |  |  |  | slowly *property* | vn nonvehicle-51.4.2-1 «NP.agent V»: agent=Agent |
| 2 | **check** | to-infinitive | you *not said here* |  |  |  |  |  | vn assessment-34.1 «NP V NP»: agent=Agent |

### Option 4 · ← Mova's choice · ✓ the right answer {#o4}

<!-- .ven lang=en -->
The driver must watch the road and not follow a mistake

```conllu
# sent_id = question:technology:38-satellites-and-gps:t3:o4:1
# text = The driver must watch the road and not follow a mistake
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	driver	driver	NOUN	NN	Number=Sing	4	nsubj	_	_
3	must	must	AUX	MD	VerbForm=Fin	4	aux	_	_
4	watch	watch	VERB	VB	VerbForm=Inf	0	root	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	road	road	NOUN	NN	Number=Sing	4	obj	_	_
7	and	and	CCONJ	CC	_	9	cc	_	_
8	not	not	PART	RB	Polarity=Neg	9	advmod	_	_
9	follow	follow	VERB	VB	VerbForm=Inf	4	conj	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	mistake	mistake	NOUN	NN	Number=Sing	9	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **watch** | must | the driver | the road |  |  |  |  | vn assessment-34.1 «NP V NP»: agent=Agent road=Theme |
| 2 | **not** **follow** | infinitive | the driver *not said here* | a mistake |  |  |  |  | vn chase-51.6 «NP V NP»: agent=Agent mistake=Theme |

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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: [Satellites and GPS, test 2](https://md.mova.elamur.ai/free/en/corpora/questions/technology/38-satellites-and-gps/t2/)
- next →: [Satellites and GPS, test 4](https://md.mova.elamur.ai/free/en/corpora/questions/technology/38-satellites-and-gps/t4/)
- ↑ back to [Satellites and GPS](https://md.mova.elamur.ai/free/en/corpora/questions/technology/38-satellites-and-gps/)