---
title: Often the sea suddenly drains far back from the beach just before a… — Tsunamis · tree and pragmatics
description: Often the sea suddenly drains far back from the beach just before a tsunami arrives. Who acts: sea, 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 8

<!-- .ven lang=en -->
Often the sea suddenly drains far back from the beach just before a tsunami arrives.

<!-- .vintro -->
**Who acts:** sea, tsunami · **What happens:** drain, arrive · **To what, where:** beach

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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 (sea, 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:8
# text = Often the sea suddenly drains far back from the beach just before a tsunami arrives.
# 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): R6-punct-agree ×1
1	Often	often	ADV	RB	_	5	advmod	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	sea	sea	NOUN	NN	Number=Sing	5	nsubj	_	_
4	suddenly	suddenly	ADV	RB	_	5	advmod	_	_
5	drains	drain	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	far	far	ADV	RB	Degree=Pos	7	advmod	_	_
7	back	back	ADV	RB	_	5	advmod	_	_
8	from	from	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	beach	beach	NOUN	NN	Number=Sing	5	obl	_	_
11	just	just	ADV	RB	_	15	advmod	_	_
12	before	before	SCONJ	IN	_	15	mark	_	_
13	a	a	DET	DT	Definite=Ind|PronType=Art	14	det	_	_
14	tsunami	tsunami	NOUN	NN	Number=Sing	15	nsubj	_	_
15	arrives	arrive	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	advcl	_	_
16	.	.	PUNCT	.	_	5	punct	_	Agree=R6-punct-agree|Haiku=15:punct
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: narrate
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **drain** | present | the sea |  |  | the beach |  | often, suddenly *property* | vn clear-10.3-1 «NP V PP.source»: agent=Theme from beach=Source |
| 2 | **arrive** | present | a tsunami |  |  |  |  |  | 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:045-tsunamis.lesson:8`.

**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): R6-punct-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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