Test 12 · ★★★ · Thinking like an astronomer

my brother says the far side of the moon is always dark, it's the "dark side". true?

Mova's choice: option 4 · The right answer: option 1 · wrong ✗ · Who acts: brother, far side, side · What happens: say, be · To what, where: dark side · Speech: someone speaks here

This is test 12 · ★★★ 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	my	my	PRON	Case=Gen Number=Sing Person=1 Poss=Yes PronType=Prs	2 brother	nmod:poss
2	brother	brother	NOUN	Number=Sing	3 says	nsubj
3	says	say	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	the	the	DET	Definite=Def PronType=Art	6 side	det
5	far	far	ADJ	Degree=Pos	6 side	amod
6	side	side	NOUN	Number=Sing	12 dark	nsubj
7	of	of	ADP	_	9 moon	case
8	the	the	DET	Definite=Def PronType=Art	9 moon	det
9	moon	moon	NOUN	Number=Sing	6 side	nmod
10	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	12 dark	cop
11	always	always	ADV	PronType=Tot	12 dark	advmod
12	dark	dark	ADJ	Degree=Pos	3 says	ccomp
13	,	,	PUNCT	_	19 side	punct
14	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	19 side	nsubj
15	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	19 side	cop
16	the	the	DET	Definite=Def PronType=Art	19 side	det
17	"	"	PUNCT	_	19 side	punct
18	dark	dark	ADJ	Degree=Pos	19 side	amod
19	side	side	NOUN	Number=Sing	12 dark	obl
20	"	"	PUNCT	_	19 side	punct
21	.	.	PUNCT	_	12 dark	punct
22	true	true	ADJ	Degree=Pos	12 dark	conj
23	?	?	PUNCT	_	3 says	punct

#	verb	tense, mood	who	what, whom	other	roles by
1	say speech: assert	present	my brother			vn say-37.7-1-1 «NP V that S»: agent=Agent
2	is	present	the far side of the moon		always, dark property	tree rules
3	is a in a quote	present	side	the dark side		tree rules
4	be		the far side of the moon not said here			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.

The options

Option 1 · ✓ the right answer

No, it gets sunlight too, we just never see it

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	No	no	INTJ	Polarity=Neg	4 gets	discourse
2	,	,	PUNCT	_	1 No	punct
3	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	4 gets	nsubj
4	gets	get	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
5	sunlight	sunlight	NOUN	Number=Sing	4 gets	obj
6	too	too	ADV	_	4 gets	advmod
7	,	,	PUNCT	_	11 see	punct
8	we	we	PRON	Case=Nom Number=Plur Person=1 PronType=Prs	11 see	nsubj
9	just	just	ADV	_	11 see	advmod
10	never	never	ADV	PronType=Neg	11 see	advmod
11	see	see	VERB	VerbForm=Inf	4 gets	parataxis
12	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	11 see	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	get	present	it	sunlight					vn comprehend-87.2-1 «NP V NP»: agent=Experiencer sunlight=Stimulus
2	not see	infinitive	we	sunlight					vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer it=Stimulus

Option 2

Yes, the Sun never shines on it

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Yes	yes	INTJ	Polarity=Pos	6 shines	discourse
2	,	,	PUNCT	_	1 Yes	punct
3	the	the	DET	Definite=Def PronType=Art	4 Sun	det
4	Sun	Sun	PROPN	Number=Sing	6 shines	nsubj
5	never	never	ADV	PronType=Neg	6 shines	advmod
6	shines	shine	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
7	on	on	ADP	_	8 it	case
8	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	6 shines	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not shine	present	the Sun			it			vn light_emission-43.1 «NP V PP.location»: agent=Theme on it=Location

Option 3

No, it's lit only at full moon

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	No	no	INTJ	Polarity=Neg	5 lit	discourse
2	,	,	PUNCT	_	1 No	punct
3	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	5 lit	nsubj:pass
4	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 lit	aux:pass
5	lit	lit	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
6	only	only	ADV	_	9 moon	advmod
7	at	at	ADP	_	9 moon	case
8	full	full	ADJ	Degree=Pos	9 moon	amod
9	moon	moon	NOUN	Number=Sing	5 lit	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	lit	present · passive		it		full moon			tree rules

Option 4 · ← Mova's choice

Yes, it's dark because it faces away from Earth

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Yes	yes	INTJ	Polarity=Pos	5 dark	discourse
2	,	,	PUNCT	_	1 Yes	punct
3	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	5 dark	nsubj
4	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 dark	cop
5	dark	dark	ADJ	Degree=Pos	root	root
6	because	because	SCONJ	_	8 faces	mark
7	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	8 faces	nsubj
8	faces	face	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 dark	advcl
9	away	away	ADV	_	8 faces	advmod
10	from	from	ADP	_	11 Earth	case
11	Earth	Earth	PROPN	Number=Sing	9 away	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	it					dark property	tree rules
2	face	present	it					away property	vn fill-9.8-1 «NP V NP»: 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/world/10-reasoning-about-space/t12/