---
title: One of them was operating on solar power, which provided 18 hours of… — Sanaa · tree and pragmatics
description: One of them was operating on solar power, which provided 18 hours of electricity per day. Who acts: One, solar power. A sentence of Wikipedia's «Sanaa» with its dependency tree and pragmatics.
---

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# Sanaa, sentence 427

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From Wikipedia, [«Sanaa»](https://en.wikipedia.org/wiki/Sanaa), revision of the 2026-09-01 dump, [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/). The trees and pragmatics of these pages, Mova's parse of that text, are CC BY-SA 4.0 too.

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One of them was operating on solar power, which provided 18 hours of electricity per day.

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**Who acts:** One, solar power · **What happens:** operate, be, provide · **To what, where:** solar power

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This is a sentence of the English Wikipedia article «Sanaa». The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (One, solar power), what happens, when and where, as Mova's frames read it from the tree.

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**Mova's own parse.** This tree may be wrong. The article's note marks are left out of the parse.

## The tree {#tree}

```conllu
# sent_id = wikipedia:Sanaa:427
# text = One of them was operating on solar power, which provided 18 hours of electricity per day.
1	One	one	NUM	CD	NumForm=Word|NumType=Card	8	nsubj	_	_
2	of	of	ADP	IN	_	3	case	_	_
3	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	1	nmod	_	_
4	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	8	cop	_	_
5	operating	operate	VERB	VBG	VerbForm=Ger	8	nsubj	_	_
6	on	on	ADP	IN	_	8	case	_	_
7	solar	solar	ADJ	JJ	Degree=Pos	8	amod	_	_
8	power	power	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
9	,	,	PUNCT	,	_	11	punct	_	_
10	which	which	PRON	WDT	PronType=Rel	11	nsubj	_	_
11	provided	provide	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	8	acl:relcl	_	_
12	18	18	NUM	CD	NumForm=Digit|NumType=Card	13	nummod	_	_
13	hours	hour	NOUN	NNS	Number=Plur	11	obj	_	_
14	of	of	ADP	IN	_	15	case	_	_
15	electricity	electricity	NOUN	NN	Number=Sing	13	nmod	_	_
16	per	per	ADP	IN	_	17	case	_	_
17	day	day	NOUN	NN	Number=Sing	15	nmod	_	SpaceAfter=No
18	.	.	PUNCT	.	_	8	punct	_	_
```

## Pragmatics {#pragmatics}

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **operate** | gerund |  |  |  |  |  |  | vn function-105.2.1-1 «NP V»: agent=Theme |
| 2 | **is** | past | One of cafes |  |  | solar power |  |  | tree rules |
| 3 | **provide** | past | solar power |  |  |  | hour |  | vn ensure-99 «NP V that S»: agent=Precondition |

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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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**Text:** the English Wikipedia, «Sanaa», revision of the 2026-09-01 dump, CC BY-SA 4.0. **Tree:** Mova's own parse, CC BY-SA 4.0 as the text is. **Frames:** Mova's frames reader (`prag`), the article read in order, CC BY-SA 4.0.

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