Exam question 2 · Saturn and its rings

State the reason for which the planet Saturn would, in principle, float upon water.

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · What happens: float · To what, where: water

This is exam question 2 of lesson 12 «Saturn and its rings» of the space course of Mova's primary school, asked in stiff, formal language. 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	State	state	NOUN	Number=Sing	12 principle	nsubj
2	the	the	DET	Definite=Def PronType=Art	3 reason	det
3	reason	reason	NOUN	Number=Sing	12 principle	nsubj
4	for	for	ADP	_	5 which	case
5	which	which	PRON	PronType=Rel	9 would	obl
6	the	the	DET	Definite=Def PronType=Art	7 planet	det
7	planet	planet	NOUN	Number=Sing	9 would	nsubj
8	Saturn	Saturn	PROPN	Number=Sing	7 planet	appos
9	would	would	AUX	VerbForm=Fin	12 principle	aux
10	,	,	PUNCT	_	12 principle	punct
11	in	in	ADP	_	12 principle	case
12	principle	principle	NOUN	Number=Sing	root	root
13	,	,	PUNCT	_	14 float	punct
14	float	float	VERB	Mood=Imp VerbForm=Fin	12 principle	parataxis
15	upon	upon	ADP	_	16 water	case
16	water	water	NOUN	Number=Sing	14 float	obl
17	.	.	PUNCT	_	12 principle	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	float	infinitive				water			vn run-51.3.2-2 «NP V PP.location»: agent=Theme upon water=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 · ← Mova's choice

It is supported by its rings

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 supported	nsubj:pass
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 supported	aux:pass
3	supported	support	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
4	by	by	ADP	_	6 rings	case
5	its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	6 rings	nmod:poss
6	rings	ring	NOUN	Number=Plur	3 supported	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	support	present · passive		It				by its rings	vn admire-31.2 «NP V NP»: subject=Stimulus

Option 2

It is hollow and contains air

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 hollow	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 hollow	cop
3	hollow	hollow	ADJ	Degree=Pos	root	root
4	and	and	CCONJ	_	5 contains	cc
5	contains	contain	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 hollow	conj
6	air	air	NOUN	Number=Sing	5 contains	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	It					hollow property	tree rules
2	contain	present		air					vn comprise-107.2-2 «NP V NP»: agent=Pivot air=Theme

Option 3

It is composed chiefly of wood-like matter

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 chiefly	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 chiefly	cop
3	composed	compose	VERB	Tense=Past VerbForm=Part Voice=Pass	4 chiefly	amod
4	chiefly	chiefly	NOUN	Number=Sing	root	root
5	of	of	ADP	_	9 matter	case
6	wood	wood	NOUN	Number=Sing	8 like	compound
7	-	-	PUNCT	_	6 wood	punct
8	like	like	ADJ	Degree=Pos	9 matter	amod
9	matter	matter	NOUN	Number=Sing	4 chiefly	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	compose	participle							vn create-26.4-1 «NP V»: agent=Agent
2	is a	present	It	composed chiefly				of like matter	tree rules

Option 4 · ✓ the right answer

Its mean density is lower than that of water

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	3 density	nmod:poss
2	mean	mean	ADJ	Degree=Pos	3 density	amod
3	density	density	NOUN	Number=Sing	5 lower	nsubj
4	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 lower	cop
5	lower	low	ADJ	Degree=Cmp	root	root
6	than	than	ADP	_	7 that	case
7	that	that	PRON	Number=Sing PronType=Dem	5 lower	obl
8	of	of	ADP	_	9 water	case
9	water	water	NOUN	Number=Sing	5 lower	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Its mean density					than that; of water; low 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/space/12-saturn-and-its-rings/e2/