Pluto, the Kuiper belt, the Oort cloud and comets, sentence 4

Comets leave dust along their path, and when the Earth runs through that dust every year we see a meteor shower, such as the Perseids in August.

Who acts: Comets, Earth, we · What happens: leave, run, see · To what, where: dust, path, meteor shower

This is a sentence of the lesson «Pluto, the Kuiper belt, the Oort cloud and comets» of the space 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 (Comets, Earth, we), 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	Comets	comet	NOUN	Number=Plur	2 leave	nsubj
2	leave	leave	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	dust	dust	NOUN	Number=Sing	2 leave	obj
4	along	along	ADP	_	6 path	case
5	their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	6 path	nmod:poss
6	path	path	NOUN	Number=Sing	2 leave	obl
7	,	,	PUNCT	_	19 see	punct
8	and	and	CCONJ	_	19 see	cc
9	when	when	SCONJ	_	12 runs	mark
10	the	the	DET	Definite=Def PronType=Art	11 Earth	det
11	Earth	Earth	PROPN	Number=Sing	12 runs	nsubj
12	runs	run	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	19 see	advcl
13	through	through	ADP	_	15 dust	case
14	that	that	DET	Number=Sing PronType=Dem	15 dust	det
15	dust	dust	NOUN	Number=Sing	12 runs	obl
16	every	every	DET	PronType=Tot	17 year	det
17	year	year	NOUN	Number=Sing	12 runs	obl:unmarked
18	we	we	PRON	Case=Nom Number=Plur Person=1 PronType=Prs	19 see	nsubj
19	see	see	VERB	Mood=Ind Number=Plur Person=1 Tense=Pres VerbForm=Fin	2 leave	conj
20	a	a	DET	Definite=Ind PronType=Art	22 shower	det
21	meteor	meteor	NOUN	Number=Sing	22 shower	compound
22	shower	shower	NOUN	Number=Sing	19 see	obj
23	,	,	PUNCT	_	27 Perseids	punct
24	such	such	ADJ	Degree=Pos ExtPos=ADP	27 Perseids	case
25	as	as	ADP	_	24 such	fixed
26	the	the	DET	Definite=Def PronType=Art	27 Perseids	det
27	Perseids	Perseid	PROPN	Number=Plur	22 shower	nmod
28	in	in	ADP	_	29 August	case
29	August	August	PROPN	Number=Sing	27 Perseids	nmod
30	.	.	PUNCT	_	2 leave	punct

Pragmatics

form: statement
act: assert
voice: narrator
polarity: none
teacher: kept the draft

#	verb	tense, mood	who	what, whom	where	when	other	roles by
1	leave	present	Comets	dust	bodies's path			vn keep-15.2 «NP V NP PP.location»: agent=Agent dust=Theme along path=Location
2	run	present	the Earth		that dust	year		vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme through dust=Trajectory
3	see	present	we	a meteor shower			such the Perseids in August	vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer shower=Stimulus

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:space:015-pluto-the-kuiper-belt-the-oort-cloud-and-comets.lesson:4.

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 ×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/space/15-pluto-the-kuiper-belt-the-oort-cloud-and-comets/4/