Test 7 · ★★★ · Thinking like an astronomer

If the universe had always existed with stars everywhere and light had forever to travel, what might the night sky look like?

Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · Who acts: light, night sky · What happens: exist, have, travel, look · To what, where: universe

This is test 7 · ★★★ of lesson 10 «Thinking like an astronomer» of the world 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	If	if	SCONJ	_	6 existed	mark
2	the	the	DET	Definite=Def PronType=Art	3 universe	det
3	universe	universe	NOUN	Number=Sing	6 existed	nsubj:pass
4	had	have	AUX	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	6 existed	aux
5	always	always	ADV	PronType=Tot	6 existed	advmod
6	existed	exist	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
7	with	with	ADP	_	8 stars	case
8	stars	star	NOUN	Number=Plur	6 existed	obl
9	everywhere	everywhere	ADV	PronType=Tot	6 existed	advmod
10	and	and	CCONJ	_	12 had	cc
11	light	light	NOUN	Number=Sing	12 had	nsubj
12	had	have	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	6 existed	conj
13	forever	forever	ADV	_	12 had	advmod
14	to	to	PART	_	15 travel	mark
15	travel	travel	VERB	VerbForm=Inf	12 had	xcomp
16	,	,	PUNCT	_	22 look	punct
17	what	what	PRON	PronType=Rel	22 look	obl
18	might	might	AUX	VerbForm=Fin	22 look	aux
19	the	the	DET	Definite=Def PronType=Art	21 sky	det
20	night	night	NOUN	Number=Sing	21 sky	compound
21	sky	sky	NOUN	Number=Sing	22 look	nsubj
22	look	look	VERB	VerbForm=Inf	15 travel	conj
23	like	like	ADP	_	22 look	obl
24	?	?	PUNCT	_	6 existed	punct

#	verb	tense, mood	who	what, whom	other	roles by
1	exist	past · perfect · passive		the universe	with stars; always, everywhere property	tree rules
2	have	past	light		forever property	tree rules
3	travel	to-infinitive	light not said here			vn run-51.3.2-1 «NP V»: agent=Theme
4	look	might	the night sky			vn stimulus_subject-30.4 «NP V PP.attribute»: agent=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.

The options

Option 1 · ← Mova's choice

Completely dark with no stars

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Completely	completely	ADV	_	2 dark	advmod
2	dark	dark	ADJ	Degree=Pos	root	root
3	with	with	ADP	_	5 stars	case
4	no	no	DET	PronType=Neg	5 stars	det
5	stars	star	NOUN	Number=Plur	2 dark	obl

The frames reader finds no event or fact in this sentence.

Option 2

Blue like the daytime sky

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Blue	Blue	ADJ	Degree=Pos	root	root
2	like	like	ADP	_	5 sky	case
3	the	the	DET	Definite=Def PronType=Art	5 sky	det
4	daytime	daytime	NOUN	Number=Sing	5 sky	compound
5	sky	sky	NOUN	Number=Sing	1 Blue	nmod

The frames reader finds no event or fact in this sentence.

Option 3 · ✓ the right answer

Bright in every direction

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Bright	bright	ADJ	Degree=Pos	root	root
2	in	in	ADP	_	4 direction	case
3	every	every	DET	PronType=Tot	4 direction	det
4	direction	direction	NOUN	Number=Sing	1 Bright	obl

The frames reader finds no event or fact in this sentence.

Option 4

Exactly as dark as it is now

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Exactly	exactly	ADV	_	3 dark	advmod
2	as	as	ADV	_	3 dark	advmod
3	dark	dark	ADJ	Degree=Pos	root	root
4	as	as	ADP	_	5 it	case
5	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	3 dark	obl
6	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 dark	cop
7	now	now	ADV	PronType=Dem	3 dark	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present					now	as it; dark, exactly property	tree rules

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/world/10-reasoning-about-space/t7/