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Test 5 · ★★★ · How stars die

In 1054 people saw a star by day where there had been none. Why did they call it a guest star?

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: people · What happens: see, be, call · To what, where: star, 1054, none · Speech: someone speaks here

This is test 5 · ★★★ of lesson 19 «How stars die» of the space course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: the test at school.

The question

Sentence 1: In 1054 people saw a star by day where there had been none.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	In	in	ADP	_	2 1054	case
2	1054	1054	NUM	NumForm=Digit NumType=Card	4 saw	obl
3	people	people	NOUN	Number=Plur	4 saw	nsubj
4	saw	see	VERB	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	root	root
5	a	a	DET	Definite=Ind PronType=Art	6 star	det
6	star	star	NOUN	Number=Sing	4 saw	obj
7	by	by	ADP	_	8 day	case
8	day	day	NOUN	Number=Sing	4 saw	obl
9	where	where	ADV	PronType=Rel	13 none	advmod
10	there	there	PRON	PronType=Dem	12 been	expl
11	had	have	AUX	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	12 been	aux
12	been	be	AUX	Tense=Past VerbForm=Part	13 none	cop
13	none	none	PRON	PronType=Neg	8 day	nmod
14	.	.	PUNCT	_	4 saw	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	see	past	people	a star		1054	day		vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer star=Stimulus
2	is a	participle		none					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.

Sentence 2: Why did they call it a guest star?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	4 call	advmod
2	did	do	AUX	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	4 call	aux
3	they	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	4 call	nsubj
4	call	call	VERB	VerbForm=Inf	root	root
5	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	4 call	obj
6	a	a	DET	Definite=Ind PronType=Art	8 star	det
7	guest	guest	NOUN	Number=Sing	8 star	compound
8	star	star	NOUN	Number=Sing	4 call	xcomp
9	?	?	PUNCT	_	4 call	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	call	past · do-support	people	star					vn initiate_communication-37.4.2-1 «NP V NP.recipient»: agent=Agent it=Recipient

The options

Option 1 · ← Mova's choice

It came from another galaxy to visit our sky for a while

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	It	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	2 came	nsubj
2	came	come	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	root	root
3	from	from	ADP	_	5 galaxy	case
4	another	another	DET	PronType=Ind	5 galaxy	det
5	galaxy	galaxy	NOUN	Number=Sing	2 came	obl
6	to	to	PART	_	7 visit	mark
7	visit	visit	VERB	VerbForm=Inf	2 came	advcl
8	our	our	PRON	Case=Gen Number=Plur Person=1 Poss=Yes PronType=Prs	9 sky	nmod:poss
9	sky	sky	NOUN	Number=Sing	7 visit	obj
10	for	for	ADP	_	12 while	case
11	a	a	DET	Definite=Ind PronType=Art	12 while	det
12	while	while	NOUN	Number=Sing	7 visit	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	come	past	It			another galaxy			vn escape-51.1-1 «NP V PP.initial_location»: agent=Theme from galaxy=Initial_Location
2	visit	to-infinitive		our sky			while		vn meet-36.3-1 «NP V NP»: agent=Agent sky=Co-Agent

Option 2

A guest at a feast saw it first

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	2 guest	det
2	guest	guest	NOUN	Number=Sing	6 saw	nsubj
3	at	at	ADP	_	5 feast	case
4	a	a	DET	Definite=Ind PronType=Art	5 feast	det
5	feast	feast	NOUN	Number=Sing	2 guest	nmod
6	saw	see	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	root	root
7	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	6 saw	obj
8	first	first	ADV	NumForm=Word NumType=Ord	6 saw	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	see	past	a guest at a feast	feast				first property	vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer it=Stimulus

Option 3

It was the Sun's partner star

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	It	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	7 star	nsubj
2	was	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	7 star	cop
3	the	the	DET	Definite=Def PronType=Art	4 Sun	det
4	Sun	Sun	PROPN	Number=Sing	7 star	nmod:poss
5	's	's	PART	_	4 Sun	case
6	partner	partner	NOUN	Number=Sing	7 star	compound
7	star	star	NOUN	Number=Sing	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	past	It	the Sun's partner star					tree rules

Option 4 · ✓ the right answer

It appeared, stayed a while and faded, like a visitor

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	It	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	2 appeared	nsubj
2	appeared	appear	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	root	root
3	,	,	PUNCT	_	4 stayed	punct
4	stayed	stay	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	2 appeared	conj
5	a	a	DET	Definite=Ind PronType=Art	6 while	det
6	while	while	NOUN	Number=Sing	4 stayed	obj
7	and	and	CCONJ	_	8 faded	cc
8	faded	fade	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	2 appeared	conj
9	,	,	PUNCT	_	12 visitor	punct
10	like	like	ADP	_	12 visitor	case
11	a	a	DET	Definite=Ind PronType=Art	12 visitor	det
12	visitor	visitor	NOUN	Number=Sing	8 faded	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	appear	past	It						vn appear-48.1.1 «NP V»: agent=Theme
2	stay	past					while		vn exist-47.1 «NP V»: agent=Theme
3	fade	past						like a visitor	vn other_cos-45.4 «NP.patient V»: agent=Patient

Text: the tests of Mova's primary school, written for Mova (world/data/school/), as the course runner gave them to the student. Trees: Mova's own parse — the en model on the CPU, when the site is built — not checked by a teacher; they may be wrong. Frames: Mova's frames reader (prag), each text read on its own. Elamur Cosmic License.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/space/19-how-stars-die/t5/