---
title: Drones must never be flown near airports, crowds or power lines; nea… — Airports, the black box, helicopters and drones · tree and pragmatics
description: Drones must never be flown near airports, crowds or power lines; near an airport it is against the law and can put planes in danger, and in the UK many drones must be registered. Who acts: drone. A sentence of the lesson «Airports, the black box, helicopters and drones» of the technology course of M
---

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# Airports, the black box, helicopters and drones, sentence 20

<!-- .ven lang=en -->
Drones must never be flown near airports, crowds or power lines; near an airport it is against the law and can put planes in danger, and in the UK many drones must be registered.

<!-- .vintro -->
**Who acts:** drone · **What happens:** not fly, be, put, register · **To what, where:** Drones, airports, airport, planes, danger, many drones

<!-- .vabout -->
This is a sentence of the lesson «Airports, the black box, helicopters and drones» 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 (drone), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:023-airports-black-box-helicopters-drones.lesson:20
# text = Drones must never be flown near airports, crowds or power lines; near an airport it is against the law and can put planes in danger, and in the UK many drones must be registered.
# source = school lesson (ours)
# course = technology
# lesson = 023-airports-black-box-helicopters-drones.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): R5-strong ×2, R7-rel-agree ×1
1	Drones	drone	NOUN	NNS	Number=Plur	5	nsubj:pass	_	_
2	must	must	AUX	MD	VerbForm=Fin	5	aux	_	_
3	never	never	ADV	RB	PronType=Neg	5	advmod	_	_
4	be	be	AUX	VB	VerbForm=Inf	5	aux:pass	_	_
5	flown	fly	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
6	near	near	ADP	IN	_	7	case	_	_
7	airports	airport	NOUN	NNS	Number=Plur	5	obl	_	_
8	,	,	PUNCT	,	_	9	punct	_	_
9	crowds	crowd	NOUN	NNS	Number=Plur	7	conj	_	_
10	or	or	CCONJ	CC	_	12	cc	_	_
11	power	power	NOUN	NN	Number=Sing	12	compound	_	_
12	lines	line	NOUN	NNS	Number=Plur	7	conj	_	_
13	;	;	PUNCT	,	_	21	punct	_	_
14	near	near	ADP	IN	_	16	case	_	_
15	an	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
16	airport	airport	NOUN	NN	Number=Sing	21	obl	_	_
17	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	21	nsubj	_	_
18	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	21	cop	_	_
19	against	against	ADP	IN	_	21	case	_	_
20	the	the	DET	DT	Definite=Def|PronType=Art	21	det	_	_
21	law	law	NOUN	NN	Number=Sing	5	parataxis	_	Agree=R7-rel-agree|Haiku=5:obl
22	and	and	CCONJ	CC	_	24	cc	_	_
23	can	can	AUX	MD	VerbForm=Fin	24	aux	_	_
24	put	put	VERB	VB	VerbForm=Inf	21	conj	_	_
25	planes	plane	NOUN	NNS	Number=Plur	24	obj	_	_
26	in	in	ADP	IN	_	27	case	_	_
27	danger	danger	NOUN	NN	Number=Sing	24	obl	_	_
28	,	,	PUNCT	,	_	37	punct	_	_
29	and	and	CCONJ	CC	_	37	cc	_	_
30	in	in	ADP	IN	_	34	case	_	_
31	the	the	DET	DT	Definite=Def|PronType=Art	32	det	_	Agree=R5-strong|Haiku=34:det
32	UK	UK	PROPN	NNP	Number=Sing	37	obl	_	Agree=R5-strong|Haiku=34:compound
33	many	many	ADJ	JJ	Degree=Pos	34	amod	_	_
34	drones	drone	NOUN	NNS	Number=Plur	37	nsubj:pass	_	_
35	must	must	AUX	MD	VerbForm=Fin	37	aux	_	_
36	be	be	AUX	VB	VerbForm=Inf	37	aux:pass	_	_
37	registered	register	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	5	conj	_	_
38	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **fly** | must · passive |  | Drones |  | airports and crowds or power lines |  |  | vn spatial\_configuration-47.6-1 «NP V NP.theme PP»: subject=Theme near airport=Location |
| 2 | **is** | present | drone |  |  | a airport |  | against the law | tree rules |
| 3 | **put** | can | drone *not said here* | planes |  | danger |  |  | vn put-9.1-2 «NP V NP PP.destination»: agent=Agent plane=Theme in danger=Destination |
| 4 | **register** | must · passive |  | many drones |  |  |  | the UK *obl* | vn patent-101 «NP V NP»: subject=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:023-airports-black-box-helicopters-drones.lesson:20`.

**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): R5-strong ×2, R7-rel-agree ×1. **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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