Test 9 · ★ · Oil and water, and things that won't mix

Why do the rainbow colours on a puddle swirl and move?

Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · Who acts: you · What happens: do, move · To what, where: rainbow colours, puddle swirl

This is test 9 · ★ of lesson 7 «Oil and water, and things that won't mix» of the chemistry 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	2 do	advmod
2	do	do	VERB	Mood=Ind Number=Sing Person=2 Tense=Pres VerbForm=Fin	11 move	advcl
3	the	the	DET	Definite=Def PronType=Art	5 colours	det
4	rainbow	rainbow	NOUN	Number=Sing	5 colours	compound
5	colours	colour	NOUN	Number=Plur	2 do	obj
6	on	on	ADP	_	9 swirl	case
7	a	a	DET	Definite=Ind PronType=Art	9 swirl	det
8	puddle	puddle	NOUN	Number=Sing	9 swirl	compound
9	swirl	swirl	NOUN	Number=Sing	5 colours	nmod
10	and	and	CCONJ	_	11 move	cc
11	move	move	VERB	Mood=Imp VerbForm=Fin	root	root
12	?	?	PUNCT	_	11 move	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	do	present	you not said here	the rainbow colours		a puddle swirl			vn act-114-1 «NP V NP»: agent=Agent colour=Eventuality
2	move	imperative	you not said here						vn roll-51.3.1 «NP.theme V»: agent=Theme

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

The puddle is full of tiny fish swimming round and round under the top

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 puddle	det
2	puddle	puddle	NOUN	Number=Sing	4 full	nsubj
3	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 full	cop
4	full	full	ADJ	Degree=Pos	root	root
5	of	of	ADP	_	7 fish	case
6	tiny	tiny	ADJ	Degree=Pos	7 fish	amod
7	fish	fish	NOUN	Number=Sing	4 full	obl
8	swimming	swim	VERB	VerbForm=Ger	7 fish	acl
9	round	round	ADV	_	8 swimming	advmod
10	and	and	CCONJ	_	11 round	cc
11	round	round	ADV	_	9 round	conj
12	under	under	ADP	_	14 top	case
13	the	the	DET	Definite=Def PronType=Art	14 top	det
14	top	top	NOUN	Number=Sing	8 swimming	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	the puddle					of tiny fish; full property	tree rules
2	swim	gerund	tiny fish not said here			the top		round property	vn run-51.3.2-1 «NP V PP.location»: agent=Theme under top=Trajectory

Option 2

The ground underneath is changing colour

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 ground	det
2	ground	ground	NOUN	Number=Sing	5 changing	nsubj
3	underneath	underneath	ADV	_	2 ground	advmod
4	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 changing	aux
5	changing	change	VERB	Tense=Pres VerbForm=Part	root	root
6	colour	colour	NOUN	Number=Sing	5 changing	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	change	present · progressive	the ground	colour					vn dress-41.1.1-1-1 «NP V NP»: agent=Agent colour=Patient

Option 3 · ✓ the right answer

The oil film keeps changing thickness as it spreads and drifts

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	3 film	det
2	oil	oil	NOUN	Number=Sing	3 film	compound
3	film	film	NOUN	Number=Sing	4 keeps	nsubj
4	keeps	keep	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
5	changing	change	VERB	VerbForm=Ger	4 keeps	xcomp
6	thickness	thickness	NOUN	Number=Sing	5 changing	obj
7	as	as	SCONJ	_	9 spreads	mark
8	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	9 spreads	nsubj
9	spreads	spread	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 keeps	advcl
10	and	and	CCONJ	_	11 drifts	cc
11	drifts	drift	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	9 spreads	conj

#	verb	tense, mood	who	what, whom	roles by
1	keep	present	the oil film		tree rules
2	change	gerund	the oil film not said here	thickness	vn dress-41.1.1-1-1 «NP V NP»: agent=Agent thickness=Patient
3	spread	present	film		vn appear-48.1.1 «NP V»: agent=Theme
4	drift	present	film not said here		vn run-51.3.2-2 «NP V»: agent=Theme

Option 4

Rain falls in coloured drops

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Rain	rain	NOUN	Number=Sing	2 falls	nsubj
2	falls	fall	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	in	in	ADP	_	5 drops	case
4	coloured	coloured	ADJ	Degree=Pos	5 drops	amod
5	drops	drop	NOUN	Number=Plur	2 falls	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	fall	present	Rain			coloured drops			vn occur-48.3 «NP V PP»: agent=Theme in drop=Location

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/chemistry/7-oil-and-water/t9/