---
title: Count them: at the self-checkout you scan 5 apples, but then put bac… — Self-driving cars and machines that ru… · tree and pragmatics
description: Count them: at the self-checkout you scan 5 apples, but then put back 2. How many apples should the scale feel? Test 8 · ★★ of lesson 40 «Self-driving cars and machines that run themselves» of the technology course of Mova's primary school, with the dependency tree and pragmatics of the question and
---

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# Test 8 · ★★ · Self-driving cars and machines that run themselves

<!-- .ven lang=en -->
Count them: at the self-checkout you scan 5 apples, but then put back 2. How many apples should the scale feel?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** you, many apples · **What happens:** count, scan, put back, feel · **To what, where:** them, 5 apples, self checkout, 2

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This is test 8 · ★★ of lesson 40 «Self-driving cars and machines that run themselves» 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/40-self-driving-cars-and-machines-that-run-themselves/#t8).

## The question {#question}

<!-- .note -->
*Sentence 1:* Count them: at the self-checkout you scan 5 apples, but then put back 2.

```conllu
# sent_id = question:technology:40-self-driving-cars-and-machines-that-run-themselves:t8:1
# text = Count them: at the self-checkout you scan 5 apples, but then put back 2.
1	Count	count	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	1	obj	_	SpaceAfter=No
3	:	:	PUNCT	:	_	10	punct	_	_
4	at	at	ADP	IN	_	8	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
6	self	self	NOUN	NN	Number=Sing	8	compound	_	SpaceAfter=No
7	-	-	PUNCT	HYPH	_	6	punct	_	SpaceAfter=No
8	checkout	checkout	NOUN	NN	Number=Sing	10	obl	_	_
9	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	10	nsubj	_	_
10	scan	scan	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	1	parataxis	_	_
11	5	5	NUM	CD	NumForm=Digit|NumType=Card	12	nummod	_	_
12	apples	apple	NOUN	NNS	Number=Plur	10	obj	_	SpaceAfter=No
13	,	,	PUNCT	,	_	16	punct	_	_
14	but	but	CCONJ	CC	_	16	cc	_	_
15	then	then	ADV	RB	PronType=Dem	16	advmod	_	_
16	put	put	VERB	VB	VerbForm=Inf	10	advcl	_	_
17	back	back	ADV	RB	_	16	advmod	_	_
18	2	2	NUM	CD	NumForm=Digit|NumType=Card	16	obj	_	SpaceAfter=No
19	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **count** | imperative | you *not said here* | them *= they* |  |  |  |  | vn multiply-108 «NP V NP»: agent=Agent they=Theme |
| 2 | **scan** | present | you | 5 apples |  | the self checkout |  |  | vn assessment-34.1 «NP V NP»: agent=Agent apple=Theme |
| 3 | **put back** | infinitive | you *not said here* | 2 |  |  | then |  | vn invest-13.5.4-1 «NP V PP»: agent=Agent 2=Goal |

<!-- .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:* How many apples should the scale feel?

```conllu
# sent_id = question:technology:40-self-driving-cars-and-machines-that-run-themselves:t8:2
# text = How many apples should the scale feel?
1	How	how	ADV	WRB	PronType=Int	2	advmod	_	_
2	many	many	ADJ	JJ	Degree=Pos	3	amod	_	_
3	apples	apple	NOUN	NNS	Number=Plur	7	nsubj	_	_
4	should	should	AUX	MD	VerbForm=Fin	7	aux	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	scale	scale	NOUN	NN	Number=Sing	7	nsubj	_	_
7	feel	feel	VERB	VB	VerbForm=Inf	0	root	_	SpaceAfter=No
8	?	?	PUNCT	.	_	7	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **feel** | should | many apples |  |  |  |  |  | vn stimulus\_subject-30.4 «NP V PP.attribute»: agent=Stimulus |

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
2

```conllu
# sent_id = question:technology:40-self-driving-cars-and-machines-that-run-themselves:t8:o1:1
# text = 2
1	2	2	NUM	LS	NumForm=Digit|NumType=Card	0	root	_	_
```

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

### Option 2 {#o2}

<!-- .ven lang=en -->
5

```conllu
# sent_id = question:technology:40-self-driving-cars-and-machines-that-run-themselves:t8:o2:1
# text = 5
1	5	5	NUM	CD	NumForm=Digit|NumType=Card	0	root	_	_
```

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

### Option 3 · ✓ the right answer {#o3}

<!-- .ven lang=en -->
3

```conllu
# sent_id = question:technology:40-self-driving-cars-and-machines-that-run-themselves:t8:o3:1
# text = 3
1	3	3	NUM	CD	NumForm=Digit|NumType=Card	0	root	_	_
```

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

### Option 4 {#o4}

<!-- .ven lang=en -->
7

```conllu
# sent_id = question:technology:40-self-driving-cars-and-machines-that-run-themselves:t8:o4:1
# text = 7
1	7	7	NUM	CD	NumForm=Digit|NumType=Card	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.

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