---
title: For billions of years, all life on Earth was microscopic. — How old is it? Rock layers, rock clocks, amber a… · tree and pragmatics
description: For billions of years, all life on Earth was microscopic. Who acts: life. A sentence of the lesson «How old is it? Rock layers, rock clocks, amber and the long story of life» of the biology course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/11/)

<!-- crumbs -->
[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/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/school/biology/) / [How old is it? Rock layers, rock clock…](https://md.mova.elamur.ai/free/en/corpora/school/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/) / 11

# How old is it? Rock layers, rock clocks, amber and the long story of life, sentence 11

<!-- .ven lang=en -->
For billions of years, all life on Earth was microscopic.

<!-- .vintro -->
**Who acts:** life · **What happens:** be

<!-- .vabout -->
This is a sentence of the lesson «How old is it? Rock layers, rock clocks, amber and the long story of life» 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 (life), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life.lesson:11
# text = For billions of years, all life on Earth was microscopic.
# source = school lesson (ours)
# course = biology
# lesson = 276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life.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	For	for	ADP	IN	_	2	case	_	_
2	billions	billion	NOUN	NNS	Number=Plur	11	obl	_	_
3	of	of	ADP	IN	_	4	case	_	_
4	years	year	NOUN	NNS	Number=Plur	2	nmod	_	_
5	,	,	PUNCT	,	_	11	punct	_	_
6	all	all	DET	DT	PronType=Tot	7	det	_	_
7	life	life	NOUN	NN	Number=Sing	11	nsubj	_	_
8	on	on	ADP	IN	_	9	case	_	_
9	Earth	Earth	PROPN	NNP	Number=Sing	7	nmod	_	_
10	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	11	cop	_	_
11	microscopic	microscopic	ADJ	JJ	Degree=Pos	0	root	_	_
12	.	.	PUNCT	.	_	11	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 | **is** | past | all life on Earth |  |  |  |  | for billions of years; microscopic *property* | tree rules |

<!-- .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.

<!-- div src -->

**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:276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life.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/).

<!-- /div -->

<!-- pn -->
- ← previous: [How old is it? Rock layers, rock clock…, 10](https://md.mova.elamur.ai/free/en/corpora/school/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/10/)
- next →: [How old is it? Rock layers, rock clock…, 12](https://md.mova.elamur.ai/free/en/corpora/school/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/12/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/)