---
title: Plants reached land, four-legged animals crawled out, and great disa… — Deep time and the story of life · tree and pragmatics
description: Plants reached land, four-legged animals crawled out, and great disasters struck: about 252 million years ago about 90% of sea species died out, and about 66 million years ago an asteroid about 10 km wide hit Mexico and ended the non-bird dinosaurs, leaving room for mammals. Who acts: Plants, legged
---

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# Deep time and the story of life, sentence 7

<!-- .ven lang=en -->
Plants reached land, four-legged animals crawled out, and great disasters struck: about 252 million years ago about 90% of sea species died out, and about 66 million years ago an asteroid about 10 km wide hit Mexico and ended the non-bird dinosaurs, leaving room for mammals.

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**Who acts:** Plants, legged animals, great disasters, asteroid · **What happens:** reach, crawl out, strike, die out, hit, end · **To what, where:** land, Mexico, non-bird dinosaurs, room

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This is a sentence of the lesson «Deep time and the story of life» 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 (Plants, legged animals, great disasters, asteroid), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:geography:058-deep-time-and-the-story-of-life.lesson:7
# text = Plants reached land, four-legged animals crawled out, and great disasters struck: about 252 million years ago about 90% of sea species died out, and about 66 million years ago an asteroid about 10 km wide hit Mexico and ended the non-bird dinosaurs, leaving room for mammals.
# source = school lesson (ours)
# course = geography
# lesson = 058-deep-time-and-the-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): R2-punct-next ×2, R5-strong ×6, R6-punct-agree ×1, R7-rel-agree ×1, R8-pos-agree ×1
1	Plants	plant	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	reached	reach	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	0	root	_	_
3	land	land	NOUN	NN	Number=Sing	2	obj	_	_
4	,	,	PUNCT	,	_	9	punct	_	Agree=R2-punct-next|Haiku=2:punct
5	four	four	NUM	CD	NumForm=Word|NumType=Card	7	nummod	_	_
6	-	-	PUNCT	HYPH	_	5	punct	_	_
7	legged	leg	ADJ	JJ	Degree=Pos	8	amod	_	_
8	animals	animal	NOUN	NNS	Number=Plur	9	nsubj	_	_
9	crawled	crawl	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	2	conj	_	_
10	out	out	ADP	RP	_	9	compound:prt	_	_
11	,	,	PUNCT	,	_	15	punct	_	Agree=R6-punct-agree|Haiku=9:punct
12	and	and	CCONJ	CC	_	15	cc	_	_
13	great	great	ADJ	JJ	Degree=Pos	14	amod	_	_
14	disasters	disaster	NOUN	NNS	Number=Plur	15	nsubj	_	_
15	struck	strike	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	2	conj	_	_
16	:	:	PUNCT	:	_	15	punct	_	_
17	about	about	ADV	RB	_	19	advmod	_	Agree=R5-strong|Haiku=18:advmod
18	252	252	NUM	CD	NumForm=Digit|NumType=Card	19	compound	_	_
19	million	million	NUM	CD	NumForm=Word|NumType=Card	20	nummod	_	_
20	years	year	NOUN	NNS	Number=Plur	21	obl:unmarked	_	Agree=R5-strong|Haiku=28:obl:unmarked
21	ago	ago	ADV	RB	_	28	advmod	_	Agree=R5-strong|Haiku=20:advmod
22	about	about	ADV	RB	_	23	advmod	_	_
23	90	90	NUM	CD	NumForm=Digit|NumType=Card	24	nummod	_	_
24	%	%	SYM	NN	Number=Sing	28	nsubj	_	Agree=R8-pos-agree|Haiku=28:nsubj|HaikuPos=NOUN:NN:Number=Sing
25	of	of	ADP	IN	_	27	case	_	_
26	sea	sea	NOUN	NN	Number=Sing	27	compound	_	Agree=R7-rel-agree|Haiku=27:amod|HaikuPos=ADJ:JJ:Degree=Pos
27	species	species	NOUN	NNS	Number=Plur	24	nmod	_	_
28	died	die	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	15	parataxis	_	_
29	out	out	ADP	RP	_	28	compound:prt	_	_
30	,	,	PUNCT	,	_	43	punct	_	Agree=R2-punct-next|Haiku=28:punct
31	and	and	CCONJ	CC	_	43	cc	_	_
32	about	about	ADV	RB	_	34	advmod	_	_
33	66	66	NUM	CD	NumForm=Digit|NumType=Card	34	compound	_	_
34	million	million	NUM	CD	NumForm=Word|NumType=Card	35	nummod	_	_
35	years	year	NOUN	NNS	Number=Plur	36	obl:unmarked	_	Agree=R5-strong|Haiku=43:obl:unmarked
36	ago	ago	ADV	RB	_	43	advmod	_	Agree=R5-strong|Haiku=35:advmod
37	an	a	DET	DT	Definite=Ind|PronType=Art	38	det	_	_
38	asteroid	asteroid	NOUN	NN	Number=Sing	43	nsubj	_	_
39	about	about	ADP	IN	_	41	case	_	_
40	10	10	NUM	CD	NumForm=Digit|NumType=Card	41	nummod	_	_
41	km	km	NOUN	NN	Number=Sing	42	obl	_	Agree=R5-strong|Haiku=38:nmod
42	wide	wide	ADJ	JJ	Degree=Pos	38	amod	_	_
43	hit	hit	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	28	conj	_	_
44	Mexico	Mexico	PROPN	NNP	Number=Sing	43	obj	_	_
45	and	and	CCONJ	CC	_	46	cc	_	_
46	ended	end	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	43	conj	_	_
47	the	the	DET	DT	Definite=Def|PronType=Art	49	det	_	_
48	non-bird	non-bird	ADJ	JJ	Degree=Pos	49	amod	_	_
49	dinosaurs	dinosaur	NOUN	NNS	Number=Plur	46	obj	_	_
50	,	,	PUNCT	,	_	51	punct	_	_
51	leaving	leave	VERB	VBG	VerbForm=Ger	46	advcl	_	_
52	room	room	NOUN	NN	Number=Sing	51	obj	_	_
53	for	for	ADP	IN	_	54	case	_	_
54	mammals	mammal	NOUN	NNS	Number=Plur	52	nmod	_	_
55	.	.	PUNCT	.	_	2	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 | **reach** | past | Plants | land |  |  |  |  | vn body\_motion-49.2-1-1 «NP V NP ADV»: agent=Agent land=Theme |
| 2 | **crawl out** | past | legged animals |  |  |  |  |  | vn run-51.3.2 «NP V»: agent=Theme |
| 3 | **strike** | past | great disasters |  |  |  |  |  | vn sound\_emission-43.2 «NP V»: agent=Theme |
| 4 | **die out** | past |  |  |  |  |  | ago *property* | vn calibratable\_cos-45.6.1 «NP.attribute V»: agent=Attribute |
| 5 | **hit** | past | a asteroid | Mexico |  |  |  | ago *property* | vn contiguous\_location-47.8-1 «NP V NP»: agent=Theme mexico=Co-Theme |
| 6 | **end** | past | a asteroid *not said here* | the non-bird dinosaurs |  |  |  |  | vn stop-55.4-1-1 «NP V NP.eventuality»: agent=Subeventuality dinosaur=Eventuality |
| 7 | **leave** | gerund | a asteroid *not said here* | room |  |  |  | for mammals | vn fulfilling-13.4.1 «NP V NP PP.recipient»: agent=Agent room=Theme for mammal=Recipient |

<!-- .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:058-deep-time-and-the-story-of-life.lesson:7`.

**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, R5-strong ×6, R6-punct-agree ×1, R7-rel-agree ×1, 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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