---
title: The island is composed primarily of basalt, a low-silica lava associ… — Iceland · tree and pragmatics
description: The island is composed primarily of basalt, a low-silica lava associated with effusive volcanism, as has also occurred in Hawaii. A sentence of Wikipedia's «Iceland» with its dependency tree and pragmatics.
---

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# Iceland, sentence 155

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From Wikipedia, [«Iceland»](https://en.wikipedia.org/wiki/Iceland), 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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The island is composed primarily of basalt, a low-silica lava associated with effusive volcanism, as has also occurred in Hawaii.

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**What happens:** compose, associate, occur · **To what, where:** island, silica lava, Hawaii

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This is a sentence of the English Wikipedia article «Iceland». The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: 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:Iceland:155
# text = The island is composed primarily of basalt, a low-silica lava associated with effusive volcanism, as has also occurred in Hawaii.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	island	island	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	composed	compose	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	primarily	primarily	ADV	RB	_	4	advmod	_	_
6	of	of	ADP	IN	_	7	case	_	_
7	basalt	basalt	NOUN	NN	Number=Sing	4	obl	_	SpaceAfter=No
8	,	,	PUNCT	,	_	13	punct	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
10	low	low	ADJ	JJ	Degree=Pos	12	amod	_	SpaceAfter=No
11	-	-	PUNCT	HYPH	_	10	punct	_	SpaceAfter=No
12	silica	silica	NOUN	NN	Number=Sing	13	compound	_	_
13	lava	lava	NOUN	NN	Number=Sing	7	conj	_	_
14	associated	associate	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	13	acl	_	_
15	with	with	ADP	IN	_	17	case	_	_
16	effusive	effusive	ADJ	JJ	Degree=Pos	17	amod	_	_
17	volcanism	volcanism	NOUN	NN	Number=Sing	14	obl	_	SpaceAfter=No
18	,	,	PUNCT	,	_	22	punct	_	_
19	as	as	SCONJ	IN	_	22	mark	_	_
20	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	22	aux	_	_
21	also	also	ADV	RB	_	22	advmod	_	_
22	occurred	occur	VERB	VBN	Tense=Past|VerbForm=Part	4	conj	_	_
23	in	in	ADP	IN	_	24	case	_	_
24	Hawaii	Hawaii	PROPN	NNP	Number=Sing	22	obl	_	SpaceAfter=No
25	.	.	PUNCT	.	_	4	punct	_	_
```

## Pragmatics {#pragmatics}

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **compose** | present · passive |  | the island |  |  |  | of basalt and a silica lava; primarily *property* | vn create-26.4-1 «NP V NP»: subject=Result |
| 2 | **associate** | participle |  | a silica lava *not said here* |  |  |  | with effusive volcanism | vn amalgamate-22.2-2 «NP V PP»: agent=Patient with volcanism=Co-Patient |
| 3 | **occur** | present · perfect |  |  |  | Hawaii |  |  | vn occur-48.3-1 «NP V PP»: agent=Theme in hawaii=Location |

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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, «Iceland», 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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