---
title: Fossils usually form when a living thing is buried quickly in mud or… — Dinosaurs and life long ago · tree and pragmatics
description: Fossils usually form when a living thing is buried quickly in mud or sand. Who acts: Fossils. A sentence of the lesson «Dinosaurs and life long ago» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Dinosaurs and life long ago, sentence 11

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Fossils usually form when a living thing is buried quickly in mud or sand.

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**Who acts:** Fossils · **What happens:** form, bury · **To what, where:** living thing, mud

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This is a sentence of the lesson «Dinosaurs and life long ago» of the world 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 (Fossils), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:078-dinosaurs-and-life-long-ago.lesson:11
# text = Fossils usually form when a living thing is buried quickly in mud or sand.
# source = school lesson (ours)
# course = world
# lesson = 078-dinosaurs-and-life-long-ago.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): no change
1	Fossils	fossil	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	usually	usually	ADV	RB	_	3	advmod	_	_
3	form	form	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	when	when	ADV	WRB	PronType=Int	9	advmod	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	living	living	NOUN	NN	Number=Sing	7	compound	_	_
7	thing	thing	NOUN	NN	Number=Sing	9	nsubj:pass	_	_
8	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	aux:pass	_	_
9	buried	bury	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	advcl	_	_
10	quickly	quickly	ADV	RB	_	9	advmod	_	_
11	in	in	ADP	IN	_	12	case	_	_
12	mud	mud	NOUN	NN	Number=Sing	9	obl	_	_
13	or	or	CCONJ	CC	_	14	cc	_	_
14	sand	sand	NOUN	NN	Number=Sing	12	conj	_	_
15	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **form** | present | Fossils |  |  |  |  | usually *property* | vn appear-48.1.1 «NP V»: agent=Theme |
| 2 | **bury** | present · passive |  | a living thing |  | mud or sand |  | quickly *property* | vn put-9.1-1 «NP V NP PP.destination»: subject=Theme in mud=Destination |

<!-- .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:world:078-dinosaurs-and-life-long-ago.lesson:11`.

**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): no change. **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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