---
title: Most fossils form when a living thing is buried quickly, and mineral… — Fossils: how we know about life long ago · tree and pragmatics
description: Most fossils form when a living thing is buried quickly, and minerals carried by water fill or replace the remains; only a tiny fraction of living things ever become fossils, because most remains are scattered, eaten or rot first, and soft animals like jellyfish, with no hard parts, almost never do.
---

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# Fossils: how we know about life long ago, sentence 6

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Most fossils form when a living thing is buried quickly, and minerals carried by water fill or replace the remains; only a tiny fraction of living things ever become fossils, because most remains are scattered, eaten or rot first, and soft animals like jellyfish, with no hard parts, almost never do.

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**Who acts:** Most fossils, minerals, tiny fraction, soft animals · **What happens:** form, bury, carry, fill, replace, become · **To what, where:** living thing, minerals, remains, fossils, most remains

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This is a sentence of the lesson «Fossils: how we know about life long ago» 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 (Most fossils, minerals, tiny fraction, soft animals), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:074-fossils-life-long-ago.lesson:6
# text = Most fossils form when a living thing is buried quickly, and minerals carried by water fill or replace the remains; only a tiny fraction of living things ever become fossils, because most remains are scattered, eaten or rot first, and soft animals like jellyfish, with no hard parts, almost never do.
# source = school lesson (ours)
# course = biology
# lesson = 074-fossils-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): R2-punct-next ×2, R7-rel-agree ×1
1	Most	most	ADJ	JJS	Degree=Sup	2	amod	_	_
2	fossils	fossil	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	form	form	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	when	when	SCONJ	WRB	_	9	mark	_	_
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	,	,	PUNCT	,	_	17	punct	_	Agree=R2-punct-next|Haiku=3:punct
12	and	and	CCONJ	CC	_	17	cc	_	_
13	minerals	mineral	NOUN	NNS	Number=Plur	17	nsubj	_	_
14	carried	carry	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	13	acl	_	_
15	by	by	ADP	IN	_	16	case	_	_
16	water	water	NOUN	NN	Number=Sing	14	obl	_	_
17	fill	fill	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
18	or	or	CCONJ	CC	_	19	cc	_	_
19	replace	replace	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	17	conj	_	_
20	the	the	DET	DT	Definite=Def|PronType=Art	21	det	_	_
21	remains	remains	NOUN	NNS	Number=Ptan	19	obj	_	_
22	;	;	PUNCT	:	_	3	punct	_	_
23	only	only	ADV	RB	_	26	advmod	_	_
24	a	a	DET	DT	Definite=Ind|PronType=Art	26	det	_	_
25	tiny	tiny	ADJ	JJ	Degree=Pos	26	amod	_	_
26	fraction	fraction	NOUN	NN	Number=Sing	31	nsubj	_	_
27	of	of	ADP	IN	_	29	case	_	_
28	living	living	ADJ	JJ	Degree=Pos	29	amod	_	_
29	things	thing	NOUN	NNS	Number=Plur	26	nmod	_	_
30	ever	ever	ADV	RB	PronType=Ind	31	advmod	_	_
31	become	become	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	parataxis	_	_
32	fossils	fossil	NOUN	NNS	Number=Plur	31	xcomp	_	Agree=R7-rel-agree|Haiku=31:obj
33	,	,	PUNCT	,	_	31	punct	_	_
34	because	because	SCONJ	IN	_	38	mark	_	_
35	most	most	ADJ	JJS	Degree=Sup	36	amod	_	_
36	remains	remains	NOUN	NNS	Number=Ptan	38	nsubj:pass	_	_
37	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	38	aux:pass	_	_
38	scattered	scatter	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	31	advcl	_	_
39	,	,	PUNCT	,	_	40	punct	_	_
40	eaten	eat	VERB	VBN	Tense=Past|VerbForm=Part	38	conj	_	_
41	or	or	CCONJ	CC	_	42	cc	_	_
42	rot	rot	VERB	VB	VerbForm=Inf	40	conj	_	_
43	first	first	ADV	RB	NumForm=Word|NumType=Ord	42	advmod	_	_
44	,	,	PUNCT	,	_	58	punct	_	Agree=R2-punct-next|Haiku=38:punct
45	and	and	CCONJ	CC	_	58	cc	_	_
46	soft	soft	ADJ	JJ	Degree=Pos	47	amod	_	_
47	animals	animal	NOUN	NNS	Number=Plur	58	nsubj	_	_
48	like	like	ADP	IN	_	49	case	_	_
49	jellyfish	jellyfish	NOUN	NNS	Number=Plur	47	nmod	_	_
50	,	,	PUNCT	,	_	54	punct	_	_
51	with	with	ADP	IN	_	54	case	_	_
52	no	no	DET	DT	PronType=Neg	54	det	_	_
53	hard	hard	ADJ	JJ	Degree=Pos	54	amod	_	_
54	parts	part	NOUN	NNS	Number=Plur	49	nmod	_	_
55	,	,	PUNCT	,	_	58	punct	_	_
56	almost	almost	ADV	RB	_	58	advmod	_	_
57	never	never	ADV	RB	PronType=Neg	58	advmod	_	_
58	do	do	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	38	conj	_	_
59	.	.	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 | **form** | present | Most fossils |  |  |  |  |  | vn appear-48.1.1 «NP V»: agent=Theme |
| 2 | **bury** | present · passive |  | a living thing |  |  |  | quickly *property* | vn put-9.1-1 «NP V NP»: subject=Theme |
| 3 | **carry** | participle |  | minerals *not said here* |  |  |  | by water | vn carry-11.4 «NP V NP»: agent=Agent |
| 4 | **fill** | present | minerals |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 5 | **replace** | present | minerals *not said here* | the remains |  |  |  |  | vn substitute-13.6.2-1 «NP V NP»: agent=Theme remains=Co-Theme |
| 6 | **become** | present | a tiny fraction of living things | fossils |  |  | ever |  | vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient |
| 7 | **scatter** | present · passive |  | most remains |  |  |  |  | vn spray-9.7-1 «NP V NP.theme»: subject=Theme |
| 8 | **eat** | participle |  |  |  |  |  |  | vn eat-39.1-1 «NP V»: agent=Agent |
| 9 | **rot** | infinitive |  |  |  |  |  | first *property* | vn entity\_specific\_cos-45.5 «NP.patient V»: agent=Patient |
| 10 | **not** **do** | present | soft animals like jellyfish with no hard parts |  |  |  |  | almost *property* | vn act-114-1 «NP V»: agent=Agent |

<!-- .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:074-fossils-life-long-ago.lesson:6`.

**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): R2-punct-next ×2, R7-rel-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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