---
title: A tsunami is a series of huge waves caused by something suddenly mov… — Tsunamis · tree and pragmatics
description: A tsunami is a series of huge waves caused by something suddenly moving a lot of water, usually an undersea earthquake. Who acts: tsunami. A sentence of the lesson «Tsunamis» of the geography course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Tsunamis, sentence 5

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A tsunami is a series of huge waves caused by something suddenly moving a lot of water, usually an undersea earthquake.

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**Who acts:** tsunami · **What happens:** be, cause, move · **To what, where:** series, huge waves, lot

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This is a sentence of the lesson «Tsunamis» 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 (tsunami), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:geography:045-tsunamis.lesson:5
# text = A tsunami is a series of huge waves caused by something suddenly moving a lot of water, usually an undersea earthquake.
# source = school lesson (ours)
# course = geography
# lesson = 045-tsunamis.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
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	tsunami	tsunami	NOUN	NN	Number=Sing	5	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	series	series	NOUN	NN	Number=Sing	0	root	_	_
6	of	of	ADP	IN	_	8	case	_	_
7	huge	huge	ADJ	JJ	Degree=Pos	8	amod	_	_
8	waves	wave	NOUN	NNS	Number=Plur	5	nmod	_	_
9	caused	cause	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	8	acl	_	_
10	by	by	ADP	IN	_	11	case	_	_
11	something	something	PRON	NN	Number=Sing|PronType=Ind	9	obl:agent	_	_
12	suddenly	suddenly	ADV	RB	_	13	advmod	_	_
13	moving	move	VERB	VBG	Tense=Pres|VerbForm=Part	11	acl	_	Agree=R5-strong|Haiku=9:advcl
14	a	a	DET	DT	Definite=Ind|PronType=Art	15	det	_	_
15	lot	lot	NOUN	NN	Number=Sing	13	obj	_	_
16	of	of	ADP	IN	_	17	case	_	_
17	water	water	NOUN	NN	Number=Sing	15	nmod	_	_
18	,	,	PUNCT	,	_	22	punct	_	_
19	usually	usually	ADV	RB	_	22	advmod	_	_
20	an	a	DET	DT	Definite=Ind|PronType=Art	22	det	_	_
21	undersea	undersea	ADJ	JJ	Degree=Pos	22	amod	_	_
22	earthquake	earthquake	NOUN	NN	Number=Sing	5	conj	_	_
23	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | a tsunami | a series and a undersea earthquake |  |  |  | of huge waves | tree rules |
| 2 | **cause** | participle |  | huge waves *not said here* |  |  |  |  | vn result-27.2 «NP V PP»: agent=Precondition |
| 3 | **move** | gerund |  | a lot of water |  |  |  | suddenly *property* | vn roll-51.3.1 «NP V NP.theme»: agent=Agent lot=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:045-tsunamis.lesson:5`.

**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. **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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