---
title: Picture a shell sinking into soft mud at the bottom of the sea; more… — Fossils: how a living thing turns to stone and h… · tree and pragmatics
description: Picture a shell sinking into soft mud at the bottom of the sea; more mud piles on top, and over millions of years water full of dissolved minerals seeps through and slowly fills or replaces the shell with stone. Who acts: you, shell, mud, water. A sentence of the lesson «Fossils: how a living thing 
---

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# Fossils: how a living thing turns to stone and how we dig it up, sentence 1

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Picture a shell sinking into soft mud at the bottom of the sea; more mud piles on top, and over millions of years water full of dissolved minerals seeps through and slowly fills or replaces the shell with stone.

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**Who acts:** you, shell, mud, water · **What happens:** picture, sink, pile, dissolve, seep, fill · **To what, where:** shell, soft mud, top, millions

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This is a sentence of the lesson «Fossils: how a living thing turns to stone and how we dig it up» of the biology 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 (you, shell, mud, water), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:275-fossils-how-a-living-thing-turns-to-stone-and-how-we-dig-it-up.lesson:1
# text = Picture a shell sinking into soft mud at the bottom of the sea; more mud piles on top, and over millions of years water full of dissolved minerals seeps through and slowly fills or replaces the shell with stone.
# source = school lesson (ours)
# course = biology
# lesson = 275-fossils-how-a-living-thing-turns-to-stone-and-how-we-dig-it-up.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, R6-punct-agree ×1
1	Picture	picture	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	shell	shell	NOUN	NN	Number=Sing	1	obj	_	_
4	sinking	sink	VERB	VBG	VerbForm=Ger	3	acl	_	_
5	into	into	ADP	IN	_	7	case	_	_
6	soft	soft	ADJ	JJ	Degree=Pos	7	amod	_	_
7	mud	mud	NOUN	NN	Number=Sing	4	obl	_	_
8	at	at	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	bottom	bottom	NOUN	NN	Number=Sing	4	obl	_	_
11	of	of	ADP	IN	_	13	case	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	sea	sea	NOUN	NN	Number=Sing	10	nmod	_	_
14	;	;	PUNCT	,	_	17	punct	_	_
15	more	more	ADJ	JJR	Degree=Cmp	17	amod	_	_
16	mud	mud	NOUN	NN	Number=Sing	17	nsubj	_	_
17	piles	pile	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	parataxis	_	_
18	on	on	ADP	IN	_	19	case	_	_
19	top	top	NOUN	NN	Number=Sing	17	obl	_	_
20	,	,	PUNCT	,	_	31	punct	_	Agree=R6-punct-agree|Haiku=26:punct
21	and	and	CCONJ	CC	_	31	cc	_	_
22	over	over	ADP	IN	_	23	case	_	_
23	millions	million	NOUN	NNS	Number=Plur	31	obl	_	_
24	of	of	ADP	IN	_	25	case	_	_
25	years	year	NOUN	NNS	Number=Plur	23	nmod	_	_
26	water	water	NOUN	NN	Number=Sing	31	nsubj	_	_
27	full	full	ADJ	JJ	Degree=Pos	26	amod	_	_
28	of	of	ADP	IN	_	30	case	_	_
29	dissolved	dissolve	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	30	amod	_	_
30	minerals	mineral	NOUN	NNS	Number=Plur	27	obl	_	_
31	seeps	seep	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	17	conj	_	_
32	through	through	ADV	RB	_	31	advmod	_	Agree=R5-strong|Haiku=35:advmod
33	and	and	CCONJ	CC	_	35	cc	_	_
34	slowly	slowly	ADV	RB	_	35	advmod	_	_
35	fills	fill	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	31	conj	_	_
36	or	or	CCONJ	CC	_	37	cc	_	_
37	replaces	replace	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	35	conj	_	_
38	the	the	DET	DT	Definite=Def|PronType=Art	39	det	_	_
39	shell	shell	NOUN	NN	Number=Sing	37	obj	_	_
40	with	with	ADP	IN	_	41	case	_	_
41	stone	stone	NOUN	NN	Number=Sing	37	obl	_	_
42	.	.	PUNCT	.	_	1	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 | **picture** | imperative | you *not said here* | a shell |  |  |  |  | vn characterize-29.2 «NP V NP S\_ING»: agent=Agent shell=Theme |
| 2 | **sink** | gerund | a shell *not said here* |  |  | soft mud |  | at the bottom of the sea | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 3 | **pile** | present | mud |  |  | top |  |  | vn spray-9.7-1-1 «NP V PP.destination»: agent=Theme on top=Destination |
| 4 | **dissolve** | participle |  |  |  |  |  |  | vn break-45.1 «NP.patient V»: agent=Patient |
| 5 | **seep** | present | water |  |  | millions of years |  | through *property* | vn substance\_emission-43.4-1 «NP V PP.location»: agent=Theme over million=Location |
| 6 | **fill** | present | water *not said here* |  |  |  |  | slowly *property* | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 7 | **replace** | present | water *not said here* | the shell |  |  |  | with stone | vn substitute-13.6.2-1 «NP V NP PP.co-theme»: agent=Theme shell=Location with stone=Co-Theme |

<!-- .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:biology:275-fossils-how-a-living-thing-turns-to-stone-and-how-we-dig-it-up.lesson:1`.

**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, 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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