---
title: In a cartoon a robot arm waves hello to a worker and politely steps… — How a factory works: belts, robots, ch… · tree and pragmatics
description: In a cartoon a robot arm waves hello to a worker and politely steps aside. What is the truth? Test 6 of lesson 1 «How a factory works: belts, robots, checks and people» of the technology 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 6 · How a factory works: belts, robots, checks and people

<!-- .ven lang=en -->
In a cartoon a robot arm waves hello to a worker and politely steps aside. What is the truth?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 2 · right ✓ · **Who acts:** robot arm, truth · **What happens:** wave, step, be · **To what, where:** hello

<!-- .vabout -->
This is test 6 of lesson 1 «How a factory works: belts, robots, checks and people» 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/1-how-a-factory-works/#t6).

## The question {#question}

<!-- .note -->
*Sentence 1:* In a cartoon a robot arm waves hello to a worker and politely steps aside.

```conllu
# sent_id = question:technology:1-how-a-factory-works:t6:1
# text = In a cartoon a robot arm waves hello to a worker and politely steps aside.
1	In	in	ADP	IN	_	3	case	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	cartoon	cartoon	NOUN	NN	Number=Sing	7	obl	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	robot	robot	NOUN	NN	Number=Sing	6	compound	_	_
6	arm	arm	NOUN	NN	Number=Sing	7	nsubj	_	_
7	waves	wave	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	hello	hello	NOUN	NN	Number=Sing	7	obj	_	_
9	to	to	ADP	IN	_	11	case	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	worker	worker	NOUN	NN	Number=Sing	7	obl	_	_
12	and	and	CCONJ	CC	_	14	cc	_	_
13	politely	politely	ADV	RB	_	14	advmod	_	_
14	steps	step	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	conj	_	_
15	aside	aside	ADV	RB	_	14	advmod	_	SpaceAfter=No
16	.	.	PUNCT	.	_	7	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **wave** | present | a robot arm | hello |  |  |  | to a worker; in a cartoon | vn wink-40.3.1 «NP V NP PP.theme»: agent=Agent hello=Patient in cartoon=Theme |
| 2 | **step** | present | a robot arm *not said here* |  |  |  |  | aside, politely *property* | vn run-51.3.2 «NP V»: agent=Theme |

<!-- .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 is the truth?

```conllu
# sent_id = question:technology:1-how-a-factory-works:t6:2
# text = What is the truth?
1	What	what	PRON	WP	PronType=Int	0	root	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	cop	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	truth	truth	NOUN	NN	Number=Sing	1	nsubj	_	SpaceAfter=No
5	?	?	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | the truth |  |  |  |  |  | tree rules |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
Real robot arms always notice and greet people

```conllu
# sent_id = question:technology:1-how-a-factory-works:t6:o1:1
# text = Real robot arms always notice and greet people
1	Real	real	ADJ	JJ	Degree=Pos	3	amod	_	_
2	robot	robot	NOUN	NN	Number=Sing	3	compound	_	_
3	arms	arm	NOUN	NNS	Number=Plur	5	nsubj	_	_
4	always	always	ADV	RB	PronType=Tot	5	advmod	_	_
5	notice	notice	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	greet	greet	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	conj	_	_
8	people	people	NOUN	NNS	Number=Plur	7	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **notice** | present | Real robot arms |  |  |  |  | always *property* | vn see-30.1-1 «NP V S\_ING»: agent=Experiencer |
| 2 | **greet** *speech: greet* | present | Real robot arms *not said here* |  | people |  |  |  | vn judgment-33.1-1 «NP V NP»: agent=Agent people=Theme |

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

<!-- .ven lang=en -->
Real robot arms do not see people, so fences and sensors keep people safe

<!-- fold The tree, 14 words -->
```conllu
# sent_id = question:technology:1-how-a-factory-works:t6:o2:1
# text = Real robot arms do not see people, so fences and sensors keep people safe
1	Real	real	ADJ	JJ	Degree=Pos	3	amod	_	_
2	robot	robot	NOUN	NN	Number=Sing	3	compound	_	_
3	arms	arm	NOUN	NNS	Number=Plur	6	nsubj	_	_
4	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	aux	_	_
5	not	not	PART	RB	Polarity=Neg	6	advmod	_	_
6	see	see	VERB	VB	VerbForm=Inf	0	root	_	_
7	people	people	NOUN	NNS	Number=Plur	6	obj	_	SpaceAfter=No
8	,	,	PUNCT	,	_	13	punct	_	_
9	so	so	ADV	RB	_	13	advmod	_	_
10	fences	fence	NOUN	NNS	Number=Plur	13	nsubj	_	_
11	and	and	CCONJ	CC	_	12	cc	_	_
12	sensors	sensor	NOUN	NNS	Number=Plur	10	conj	_	_
13	keep	keep	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	parataxis	_	_
14	people	people	NOUN	NNS	Number=Plur	13	obj	_	_
15	safe	safe	ADJ	JJ	Degree=Pos	13	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **see** | present · do-support | Real robot arms | people |  |  |  |  | vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer people=Stimulus |
| 2 | **keep** | present | fences and sensors | people |  |  |  | safe *property* | vn keep-15.2 «NP V NP»: agent=Agent people=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
Robot arms only move when someone talks to them

```conllu
# sent_id = question:technology:1-how-a-factory-works:t6:o3:1
# text = Robot arms only move when someone talks to them
1	Robot	robot	NOUN	NN	Number=Sing	2	compound	_	_
2	arms	arm	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	only	only	ADV	RB	_	4	advmod	_	_
4	move	move	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	when	when	SCONJ	WRB	_	7	mark	_	_
6	someone	someone	PRON	NN	Number=Sing|PronType=Ind	7	nsubj	_	_
7	talks	talk	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	advcl	_	_
8	to	to	ADP	IN	_	9	case	_	_
9	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	7	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **move** | present | Robot arms |  |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 2 | **talk** | present | someone |  | arms *= arm* |  |  |  | vn talk-37.5 «NP V PP.co-agent»: agent=Agent to they=Co-Agent |

### Option 4 {#o4}

<!-- .ven lang=en -->
Robot arms are too weak to hurt anyone

```conllu
# sent_id = question:technology:1-how-a-factory-works:t6:o4:1
# text = Robot arms are too weak to hurt anyone
1	Robot	robot	NOUN	NN	Number=Sing	2	compound	_	_
2	arms	arm	NOUN	NNS	Number=Plur	5	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
4	too	too	ADV	RB	_	5	advmod	_	_
5	weak	weak	ADJ	JJ	Degree=Pos	0	root	_	_
6	to	to	PART	TO	_	7	mark	_	_
7	hurt	hurt	VERB	VB	VerbForm=Inf	5	advcl	_	_
8	anyone	anyone	PRON	NN	Number=Sing|PronType=Ind	7	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Robot arms |  |  |  |  | weak *property* | tree rules |
| 2 | **hurt** | to-infinitive | Robot arms *not said here* | anyone |  |  |  |  | vn hurt-40.8.3-2 «NP V NP»: agent=Experiencer anyone=Patient |

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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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