---
title: The shaking spreads out as waves: fast P waves arrive first, slower… — Earthquakes · tree and pragmatics
description: The shaking spreads out as waves: fast P waves arrive first, slower S waves next, and rolling surface waves last, which do the most damage. Who acts: shaking, fast P waves, rolling surface waves. A sentence of the lesson «Earthquakes» of the geography course of Mova's primary school with its depende
---

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[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Geography](https://md.mova.elamur.ai/free/en/corpora/school/geography/) / [Earthquakes](https://md.mova.elamur.ai/free/en/corpora/school/geography/44-earthquakes/) / 2

# Earthquakes, sentence 2

<!-- .ven lang=en -->
The shaking spreads out as waves: fast P waves arrive first, slower S waves next, and rolling surface waves last, which do the most damage.

<!-- .vintro -->
**Who acts:** shaking, fast P waves, rolling surface waves · **What happens:** spread out, arrive, roll, do · **To what, where:** most damage

<!-- .vabout -->
This is a sentence of the lesson «Earthquakes» 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 (shaking, fast P waves, rolling surface waves), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:geography:044-earthquakes.lesson:2
# text = The shaking spreads out as waves: fast P waves arrive first, slower S waves next, and rolling surface waves last, which do the most damage.
# source = school lesson (ours)
# course = geography
# lesson = 044-earthquakes.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, R7-rel-agree ×2, R8-pos-agree ×1
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	shaking	shaking	NOUN	NN	Number=Sing	3	nsubj	_	_
3	spreads	spread	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	out	out	ADP	RP	_	3	compound:prt	_	_
5	as	as	ADP	IN	_	6	case	_	_
6	waves	wave	NOUN	NNS	Number=Plur	3	obl	_	_
7	:	:	PUNCT	:	_	11	punct	_	_
8	fast	fast	ADJ	JJ	Degree=Pos	10	amod	_	_
9	P	p	NOUN	NN	Number=Sing	10	compound	_	_
10	waves	wave	NOUN	NNS	Number=Plur	11	nsubj	_	_
11	arrive	arrive	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	parataxis	_	Agree=R7-rel-agree|Haiku=3:conj
12	first	first	ADV	RB	NumForm=Word|NumType=Ord	11	advmod	_	_
13	,	,	PUNCT	,	_	16	punct	_	_
14	slower	slow	ADJ	JJR	Degree=Cmp	16	amod	_	_
15	S	s	NOUN	NN	Number=Sing	16	compound	_	Agree=R8-pos-agree|Haiku=16:compound|HaikuPos=PROPN:NNP:Number=Sing
16	waves	wave	NOUN	NNS	Number=Plur	11	conj	_	_
17	next	next	ADV	RB	_	16	advmod	_	_
18	,	,	PUNCT	,	_	23	punct	_	Agree=R6-punct-agree|Haiku=20:punct
19	and	and	CCONJ	CC	_	22	cc	_	_
20	rolling	roll	VERB	VBG	Tense=Pres|VerbForm=Part	22	amod	_	_
21	surface	surface	NOUN	NN	Number=Sing	22	compound	_	_
22	waves	wave	NOUN	NNS	Number=Plur	16	conj	_	_
23	last	last	ADV	RB	Degree=Pos	22	advmod	_	_
24	,	,	PUNCT	,	_	26	punct	_	_
25	which	which	PRON	WDT	PronType=Rel	26	nsubj	_	_
26	do	do	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	22	acl:relcl	_	_
27	the	the	DET	DT	Definite=Def|PronType=Art	29	det	_	_
28	most	most	ADJ	JJS	Degree=Sup	29	amod	_	Agree=R7-rel-agree|Haiku=29:advmod|HaikuPos=ADV:RBS:Degree=Sup
29	damage	damage	NOUN	NN	Number=Sing	26	obj	_	_
30	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **spread out** | present | the shaking |  |  |  |  | as waves | vn appear-48.1.1 «NP V»: agent=Theme |
| 2 | **arrive** | present | fast P waves |  |  |  |  | first *property* | vn escape-51.1-1 «NP V»: agent=Theme |
| 3 | **roll** | gerund |  |  |  |  |  |  | vn run-51.3.2-2 «NP V»: agent=Theme |
| 4 | **do** | present | rolling surface waves | the most damage |  |  |  |  | vn act-114-1 «NP V NP»: agent=Agent damage=Eventuality |

<!-- .note -->
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:044-earthquakes.lesson:2`.

**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, R7-rel-agree ×2, R8-pos-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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