---
title: A metal detector at the end of a food line throws out any packet wit… — How a factory works: belts, robots, checks and p… · tree and pragmatics
description: A metal detector at the end of a food line throws out any packet with even a tiny bit of metal, and staff test it every few hours by sending a packet with a small metal ball through on purpose. Who acts: metal detector, staff. A sentence of the lesson «How a factory works: belts, robots, checks and 
---

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# How a factory works: belts, robots, checks and people, sentence 14

<!-- .ven lang=en -->
A metal detector at the end of a food line throws out any packet with even a tiny bit of metal, and staff test it every few hours by sending a packet with a small metal ball through on purpose.

<!-- .vintro -->
**Who acts:** metal detector, staff · **What happens:** throw out, test, send · **To what, where:** packet, purpose

<!-- .vabout -->
This is a sentence of the lesson «How a factory works: belts, robots, checks and people» of the technology course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (metal detector, staff), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:001-how-a-factory-works.lesson:14
# text = A metal detector at the end of a food line throws out any packet with even a tiny bit of metal, and staff test it every few hours by sending a packet with a small metal ball through on purpose.
# source = school lesson (ours)
# course = technology
# lesson = 001-how-a-factory-works.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): no change
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	metal	metal	NOUN	NN	Number=Sing	3	compound	_	_
3	detector	detector	NOUN	NN	Number=Sing	11	nsubj	_	_
4	at	at	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	end	end	NOUN	NN	Number=Sing	3	nmod	_	_
7	of	of	ADP	IN	_	10	case	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
9	food	food	NOUN	NN	Number=Sing	10	compound	_	_
10	line	line	NOUN	NN	Number=Sing	6	nmod	_	_
11	throws	throw	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
12	out	out	ADP	RP	_	11	compound:prt	_	_
13	any	any	DET	DT	PronType=Ind	14	det	_	_
14	packet	packet	NOUN	NN	Number=Sing	11	obj	_	_
15	with	with	ADP	IN	_	19	case	_	_
16	even	even	ADV	RB	_	19	advmod	_	_
17	a	a	DET	DT	Definite=Ind|PronType=Art	19	det	_	_
18	tiny	tiny	ADJ	JJ	Degree=Pos	19	amod	_	_
19	bit	bit	NOUN	NN	Number=Sing	14	nmod	_	_
20	of	of	ADP	IN	_	21	case	_	_
21	metal	metal	NOUN	NN	Number=Sing	19	nmod	_	_
22	,	,	PUNCT	,	_	25	punct	_	_
23	and	and	CCONJ	CC	_	25	cc	_	_
24	staff	staff	NOUN	NN	Number=Sing	25	nsubj	_	_
25	test	test	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	11	conj	_	_
26	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	25	obj	_	_
27	every	every	DET	DT	PronType=Tot	29	det	_	_
28	few	few	ADJ	JJ	Degree=Pos	29	amod	_	_
29	hours	hour	NOUN	NNS	Number=Plur	25	obl	_	_
30	by	by	SCONJ	IN	_	31	mark	_	_
31	sending	send	VERB	VBG	VerbForm=Ger	25	advcl	_	_
32	a	a	DET	DT	Definite=Ind|PronType=Art	33	det	_	_
33	packet	packet	NOUN	NN	Number=Sing	31	obj	_	_
34	with	with	ADP	IN	_	38	case	_	_
35	a	a	DET	DT	Definite=Ind|PronType=Art	38	det	_	_
36	small	small	ADJ	JJ	Degree=Pos	38	amod	_	_
37	metal	metal	NOUN	NN	Number=Sing	38	compound	_	_
38	ball	ball	NOUN	NN	Number=Sing	31	obl	_	_
39	through	through	ADP	IN	_	41	case	_	_
40	on	on	ADP	IN	_	41	case	_	_
41	purpose	purpose	NOUN	NN	Number=Sing	31	obl	_	_
42	.	.	PUNCT	.	_	11	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **throw out** | present | a metal detector at the end of a food line | any packet |  |  |  | with a tiny bit of metal | vn throw-17.1-1-1 «NP V NP»: agent=Agent packet=Theme |
| 2 | **test** | present | staff | packet |  |  | hour |  | vn assessment-34.1 «NP V NP»: agent=Agent it=Theme |
| 3 | **send** | gerund | staff *not said here* | a packet |  | purpose |  | with a small metal ball | vn confine-92-1 «NP V NP»: agent=Agent packet=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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:technology:001-how-a-factory-works.lesson:14`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): no change. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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