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Test 4 · Plastics: useful and stubborn

A cartoon says plastic in the sea just melts away in the salty water. What's true?

Mova's choice: option 3 · The right answer: option 3 · right ✓ · Who acts: cartoon · What happens: say, melt away, be · To what, where: plastic, sea · Speech: someone speaks here

This is test 4 of lesson 29 «Plastics: useful and stubborn» 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

Sentence 1: A cartoon says plastic in the sea just melts away in the salty water.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	2 cartoon	det
2	cartoon	cartoon	NOUN	Number=Sing	3 says	nsubj
3	says	say	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	plastic	plastic	ADJ	Degree=Pos	3 says	obj
5	in	in	ADP	_	7 sea	case
6	the	the	DET	Definite=Def PronType=Art	7 sea	det
7	sea	sea	NOUN	Number=Sing	9 melts	obl
8	just	just	ADV	_	9 melts	advmod
9	melts	melt	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 says	parataxis
10	away	away	ADV	_	9 melts	advmod
11	in	in	ADP	_	14 water	case
12	the	the	DET	Definite=Def PronType=Art	14 water	det
13	salty	salty	ADJ	Degree=Pos	14 water	amod
14	water	water	NOUN	Number=Sing	9 melts	obl
15	.	.	PUNCT	_	3 says	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	say speech: assert	present	a cartoon	plastic					vn say-37.7-1-1 «NP V NP.topic»: agent=Agent plastic=Topic
2	melt away	present				the sea		in the salty water; away property	vn other_cos-45.4-1 «NP.patient V»: agent=Patient

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.

Sentence 2: What's true?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	What	what	PRON	PronType=Int	3 true	nsubj
2	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 true	cop
3	true	true	ADJ	Degree=Pos	root	root
4	?	?	PUNCT	_	3 true	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present						true property	tree rules

The options

Option 1

Salt turns plastic into sand

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Salt	salt	NOUN	Number=Sing	2 turns	nsubj
2	turns	turn	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	plastic	plastic	NOUN	Number=Sing	2 turns	obj
4	into	into	ADP	_	5 sand	case
5	sand	sand	NOUN	Number=Sing	2 turns	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	turn	present	Salt	plastic		sand			vn roll-51.3.1 «NP V NP PP.trajectory»: agent=Agent plastic=Theme into sand=Trajectory

Option 2

Fish eat it all up safely

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Fish	fish	NOUN	Number=Plur	2 eat	nsubj
2	eat	eat	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	2 eat	obj
4	all	all	DET	PronType=Tot	3 it	det
5	up	up	ADP	_	2 eat	compound:prt
6	safely	safely	ADV	_	2 eat	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	eat up	present	Fish	it				safely property	vn eat-39.1-1 «NP V NP»: agent=Agent it=Patient

Option 3 · ← Mova's choice · ✓ the right answer

It breaks into tiny bits that last for years

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 breaks	nsubj
2	breaks	break	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	into	into	ADP	_	5 bits	case
4	tiny	tiny	ADJ	Degree=Pos	5 bits	amod
5	bits	bit	NOUN	Number=Plur	2 breaks	obl
6	that	that	PRON	PronType=Rel	7 last	nsubj
7	last	last	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	5 bits	acl:relcl
8	for	for	ADP	_	9 years	case
9	years	year	NOUN	Number=Plur	7 last	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	break	present	It					into tiny bits result	vn break-45.1 «NP V PP.result»: agent=Patient into bit=Result
2	last	present	tiny bits				year		vn cost-54.2 «NP V NP.value»: agent=Theme

Option 4

It melts away within a few days in warm sea water

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 melts	nsubj
2	melts	melt	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	away	away	ADV	_	2 melts	advmod
4	within	within	ADP	_	7 days	case
5	a	a	DET	Definite=Ind PronType=Art	7 days	det
6	few	few	ADJ	Degree=Pos	7 days	amod
7	days	day	NOUN	Number=Plur	2 melts	obl
8	in	in	ADP	_	11 water	case
9	warm	warm	ADJ	Degree=Pos	11 water	amod
10	sea	sea	NOUN	Number=Sing	11 water	compound
11	water	water	NOUN	Number=Sing	2 melts	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	melt away	present	It			warm sea water	day	away property	vn other_cos-45.4-1 «NP.patient V»: agent=Patient

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/29-plastics-useful-stubborn/t4/