Moving continents: from Pangaea to today, sentence 1

Then Pangaea tore apart, first into Laurasia in the north and Gondwana in the south, and the pieces drifted to where they are now, a few centimetres a year.

Who acts: Pangaea, pieces · What happens: tear apart, drift, be · To what, where: Laurasia, few centimetres

This is a sentence of the lesson «Moving continents: from Pangaea to today» 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 (Pangaea, pieces), what happens, when and where, as Mova's frames read it from the tree.

The tree

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Then	then	ADV	PronType=Dem	3 tore	advmod
2	Pangaea	pangaea	PROPN	Number=Sing	3 tore	nsubj
3	tore	tear	VERB	Mood=Ind Tense=Past VerbForm=Fin	root	root
4	apart	apart	ADV	_	3 tore	advmod
5	,	,	PUNCT	_	6 first	punct
6	first	first	ADV	NumForm=Word NumType=Ord	4 apart	conj
7	into	into	ADP	_	8 Laurasia	case
8	Laurasia	Laurasia	PROPN	Number=Sing	3 tore	obl
9	in	in	ADP	_	11 north	case
10	the	the	DET	Definite=Def PronType=Art	11 north	det
11	north	north	NOUN	Number=Sing	3 tore	obl
12	and	and	CCONJ	_	13 Gondwana	cc
13	Gondwana	Gondwana	PROPN	Number=Sing	11 north	conj
14	in	in	ADP	_	16 south	case
15	the	the	DET	Definite=Def PronType=Art	16 south	det
16	south	south	NOUN	Number=Sing	11 north	obl
17	,	,	PUNCT	_	21 drifted	punct
18	and	and	CCONJ	_	20 pieces	cc
19	the	the	DET	Definite=Def PronType=Art	20 pieces	det
20	pieces	piece	NOUN	Number=Plur	21 drifted	nsubj
21	drifted	drift	VERB	Mood=Ind Tense=Past VerbForm=Fin	3 tore	conj
22	to	to	ADP	_	23 where	case
23	where	where	ADV	PronType=Rel	21 drifted	conj
24	they	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	30 centimetres	nsubj
25	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	30 centimetres	cop
26	now	now	ADV	PronType=Dem	30 centimetres	advmod
27	,	,	PUNCT	_	30 centimetres	punct
28	a	a	DET	Definite=Ind PronType=Art	30 centimetres	det
29	few	few	ADJ	Degree=Pos	30 centimetres	amod
30	centimetres	centimetre	NOUN	Number=Plur	23 where	appos
31	a	a	DET	Definite=Ind PronType=Art	32 year	det
32	year	year	NOUN	Number=Sing	30 centimetres	nmod:unmarked
33	.	.	PUNCT	_	3 tore	punct

Pragmatics

No stored speech act for this sentence.

#	verb	tense, mood	who	what, whom	where	when	other	roles by
1	tear apart	past	Pangaea		Laurasia	then	in the north and Gondwana; apart property	vn run-51.3.2 «NP V PP.location»: agent=Theme into laurasia=Destination
2	drift	past	the pieces					vn run-51.3.2-2 «NP V»: agent=Theme
3	is a	present	pieces = piece	a few centimetres		now; year		tree rules

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.

Licence: CC 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:043-moving-continents-from-pangaea-to-today.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, 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.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/school/geography/43-moving-continents-from-pangaea-to-today/1/