Test 7 · ★★ · Black holes

Why could the Sun not simply turn into a black hole one day?

Mova's choice: option 2 · The right answer: option 1 · wrong ✗ · Who acts: Sun · What happens: not turn · To what, where: black hole

This is test 7 · ★★ of lesson 25 «Black holes» 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

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	7 turn	advmod
2	could	could	AUX	VerbForm=Fin	7 turn	aux
3	the	the	DET	Definite=Def PronType=Art	4 Sun	det
4	Sun	Sun	PROPN	Number=Sing	7 turn	nsubj
5	not	not	PART	Polarity=Neg	7 turn	advmod
6	simply	simply	ADV	_	7 turn	advmod
7	turn	turn	VERB	VerbForm=Inf	root	root
8	into	into	ADP	_	11 hole	case
9	a	a	DET	Definite=Ind PronType=Art	11 hole	det
10	black	black	ADJ	Degree=Pos	11 hole	amod
11	hole	hole	NOUN	Number=Sing	7 turn	obl
12	one	one	NUM	NumForm=Word NumType=Card	13 day	nummod
13	day	day	NOUN	Number=Sing	7 turn	obl:unmarked
14	?	?	PUNCT	_	7 turn	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not turn	could	the Sun			a black hole	day	simply property	vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme into hole=Trajectory

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.

The options

Option 1 · ✓ the right answer

It is not heavy enough to collapse into one

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	4 heavy	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 heavy	cop
3	not	not	PART	Polarity=Neg	4 heavy	advmod
4	heavy	heavy	ADJ	Degree=Pos	root	root
5	enough	enough	ADV	_	4 heavy	advmod
6	to	to	PART	_	7 collapse	mark
7	collapse	collapse	VERB	VerbForm=Inf	4 heavy	advcl
8	into	into	ADP	_	9 one	case
9	one	one	NUM	NumForm=Word NumType=Card	7 collapse	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not is	present	It					enough, heavy property	tree rules
2	collapse	to-infinitive						into one	vn other_cos-45.4 «NP.patient V»: agent=Patient

Option 2 · ← Mova's choice

It is made of the wrong kind of gas

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	3 made	nsubj:pass
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 made	aux:pass
3	made	make	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
4	of	of	ADP	_	7 kind	case
5	the	the	DET	Definite=Def PronType=Art	7 kind	det
6	wrong	wrong	ADJ	Degree=Pos	7 kind	amod
7	kind	kind	NOUN	Number=Sing	3 made	obl
8	of	of	ADP	_	9 gas	case
9	gas	gas	NOUN	Number=Sing	7 kind	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	make	present · passive		It				of the wrong kind of gas	vn build-26.1-1 «NP.asset V NP»: subject=Product

Option 3

It is too far from the galaxy's centre

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	9 centre	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	9 centre	cop
3	too	too	ADV	_	4 far	advmod
4	far	far	ADV	Degree=Pos	9 centre	advmod
5	from	from	ADP	_	9 centre	case
6	the	the	DET	Definite=Def PronType=Art	7 galaxy	det
7	galaxy	galaxy	NOUN	Number=Sing	9 centre	nmod:poss
8	's	's	PART	_	7 galaxy	case
9	centre	centre	NOUN	Number=Sing	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	It			the galaxy's centre		far property	tree rules

Option 4

It burns too slowly

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 burns	nsubj
2	burns	burn	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	too	too	ADV	_	2 burns	advmod
4	slowly	slowly	ADV	_	2 burns	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	burn	present	It					slowly property	vn light_emission-43.1 «NP V»: agent=Theme

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/25-black-holes/t7/