---
title: Volcanologists watch for small earthquakes, swelling ground and chan… — Famous eruptions and living with volcanoes · tree and pragmatics
description: Volcanologists watch for small earthquakes, swelling ground and changes in gas to warn when an eruption is coming. Who acts: Volcanologists, eruption. A sentence of the lesson «Famous eruptions and living with volcanoes» of the geography course of Mova's primary school with its dependency tree and t
---

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# Famous eruptions and living with volcanoes, sentence 14

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Volcanologists watch for small earthquakes, swelling ground and changes in gas to warn when an eruption is coming.

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**Who acts:** Volcanologists, eruption · **What happens:** watch, swell, warn, come

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This is a sentence of the lesson «Famous eruptions and living with volcanoes» of the geography 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 (Volcanologists, eruption), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:geography:047-famous-eruptions-and-living-with-volcanoes.lesson:14
# text = Volcanologists watch for small earthquakes, swelling ground and changes in gas to warn when an eruption is coming.
# source = school lesson (ours)
# course = geography
# lesson = 047-famous-eruptions-and-living-with-volcanoes.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 ×1, R7-rel-agree ×1
1	Volcanologists	volcanologist	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	watch	watch	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	for	for	ADP	IN	_	5	case	_	_
4	small	small	ADJ	JJ	Degree=Pos	5	amod	_	_
5	earthquakes	earthquake	NOUN	NNS	Number=Plur	2	obl	_	_
6	,	,	PUNCT	,	_	7	punct	_	_
7	swelling	swell	VERB	VBG	Tense=Pres|VerbForm=Part	2	advcl	_	_
8	ground	ground	NOUN	NN	Number=Sing	5	conj	_	Agree=R5-strong|Haiku=7:obj
9	and	and	CCONJ	CC	_	10	cc	_	_
10	changes	change	NOUN	NNS	Number=Plur	8	conj	_	_
11	in	in	ADP	IN	_	12	case	_	_
12	gas	gas	NOUN	NN	Number=Sing	10	nmod	_	_
13	to	to	PART	TO	_	14	mark	_	_
14	warn	warn	VERB	VB	VerbForm=Inf	7	advcl	_	_
15	when	when	ADV	WRB	PronType=Int	19	advmod	_	_
16	an	a	DET	DT	Definite=Ind|PronType=Art	17	det	_	_
17	eruption	eruption	NOUN	NN	Number=Sing	19	nsubj	_	_
18	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	19	aux	_	_
19	coming	come	VERB	VBG	Tense=Pres|VerbForm=Part	14	advcl	_	Agree=R7-rel-agree|Haiku=14:ccomp
20	.	.	PUNCT	.	_	2	punct	_	_
```

## Pragmatics {#pragmatics}

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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 | **watch** | present | Volcanologists |  |  |  |  | for small earthquakes and ground and changes in gas | vn search-35.2 «NP V PP.theme NP.location»: agent=Agent for earthquake=Theme |
| 2 | **swell** | gerund | Volcanologists *not said here* |  |  |  |  |  | vn calibratable\_cos-45.6.1-1 «NP.attribute V»: agent=Attribute |
| 3 | **warn** *speech: warn* | to-infinitive | Volcanologists *not said here* |  |  |  |  |  | vn advise-37.9-1 «NP V PP.topic»: agent=Agent |
| 4 | **come** | present · progressive | a eruption |  |  |  |  |  | vn escape-51.1-1 «NP V»: agent=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:geography:047-famous-eruptions-and-living-with-volcanoes.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): R5-strong ×1, 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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