---
title: Birds can sit on a power line because they touch only one wire and n… — Electricity dangers: sockets, water, chargers an… · tree and pragmatics
description: Birds can sit on a power line because they touch only one wire and not the ground. Who acts: Birds. A sentence of the lesson «Electricity dangers: sockets, water, chargers and batteries» of the technology course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Electricity dangers: sockets, water, chargers and batteries, sentence 17

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Birds can sit on a power line because they touch only one wire and not the ground.

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**Who acts:** Birds · **What happens:** sit, touch · **To what, where:** power line, one wire

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This is a sentence of the lesson «Electricity dangers: sockets, water, chargers and batteries» 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 (Birds), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:016-electricity-dangers.lesson:17
# text = Birds can sit on a power line because they touch only one wire and not the ground.
# source = school lesson (ours)
# course = technology
# lesson = 016-electricity-dangers.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	Birds	bird	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	can	can	AUX	MD	VerbForm=Fin	3	aux	_	_
3	sit	sit	VERB	VB	VerbForm=Inf	0	root	_	_
4	on	on	ADP	IN	_	7	case	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	power	power	NOUN	NN	Number=Sing	7	compound	_	_
7	line	line	NOUN	NN	Number=Sing	3	obl	_	_
8	because	because	SCONJ	IN	_	10	mark	_	_
9	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	10	nsubj	_	_
10	touch	touch	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	advcl	_	_
11	only	only	ADV	RB	_	12	advmod	_	_
12	one	one	NUM	CD	NumForm=Word|NumType=Card	13	nummod	_	_
13	wire	wire	NOUN	NN	Number=Sing	10	obj	_	_
14	and	and	CCONJ	CC	_	17	cc	_	_
15	not	not	PART	RB	Polarity=Neg	17	advmod	_	_
16	the	the	DET	DT	Definite=Def|PronType=Art	17	det	_	_
17	ground	ground	NOUN	NN	Number=Sing	13	conj	_	_
18	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sit** | can | Birds |  |  | a power line |  |  | vn assuming\_position-50 «NP V PP.location»: agent=Agent on line=Location |
| 2 | **touch** | present | Birds *= bird* | one wire and the ground |  |  |  |  | vn contiguous\_location-47.8-1 «NP V NP»: agent=Theme wire=Co-Theme |

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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:016-electricity-dangers.lesson:17`.

**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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