Exam question 4 · Painting: paints, brushes, mess and mistakes

Ascertain the reason for which artists wear aprons when working with acrylic paint.

Mova's choice: option 1 · The right answer: option 1 · right ✓ · Who acts: you, artists · What happens: ascertain, wear, work · To what, where: reason, aprons

This is exam question 4 of lesson 14 «Painting: paints, brushes, mess and mistakes» of the arts 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	Ascertain	ascertain	VERB	Mood=Imp VerbForm=Fin	root	root
2	the	the	DET	Definite=Def PronType=Art	3 reason	det
3	reason	reason	NOUN	Number=Sing	1 Ascertain	obj
4	for	for	ADP	_	5 which	case
5	which	which	PRON	PronType=Rel	7 wear	obl
6	artists	artist	NOUN	Number=Plur	7 wear	nsubj
7	wear	wear	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 reason	acl:relcl
8	aprons	apron	NOUN	Number=Plur	7 wear	obj
9	when	when	SCONJ	_	10 working	mark
10	working	work	VERB	Tense=Pres VerbForm=Part	7 wear	advcl
11	with	with	ADP	_	13 paint	case
12	acrylic	acrylic	ADJ	Degree=Pos	13 paint	amod
13	paint	paint	NOUN	Number=Sing	10 working	obl
14	.	.	PUNCT	_	1 Ascertain	punct

#	verb	tense, mood	who	what, whom	other	roles by
1	ascertain	imperative	you not said here	the reason		vn discover-84 «NP V NP»: agent=Agent reason=Topic
2	wear	present	artists	aprons	for the reason	vn wipe_manner-10.4.1-1 «NP V NP.theme»: agent=Agent apron=Theme
3	work	gerund	artists not said here		with acrylic paint	vn cooperate-73.1-3 «NP V PP.co-agent PP.theme»: agent=Agent with paint=Co-Agent

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 right answer

Dried acrylic becomes plastic and is not readily removed from clothing

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Dried	dry	VERB	Tense=Past VerbForm=Part Voice=Pass	2 acrylic	amod
2	acrylic	acrylic	NOUN	Number=Sing	3 becomes	nsubj
3	becomes	become	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	plastic	plastic	NOUN	Number=Sing	3 becomes	xcomp
5	and	and	CCONJ	_	9 removed	cc
6	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	9 removed	aux:pass
7	not	not	PART	Polarity=Neg	9 removed	advmod
8	readily	readily	ADV	_	9 removed	advmod
9	removed	remove	VERB	Tense=Past VerbForm=Part Voice=Pass	3 becomes	conj
10	from	from	ADP	_	11 clothing	case
11	clothing	clothing	NOUN	Number=Sing	9 removed	obl

#	verb	tense, mood	who	what, whom	where	other	roles by
1	dry	participle					vn other_cos-45.4-1 «NP.patient V»: agent=Patient
2	become	present	Dried acrylic	plastic			vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient
3	not remove	present · passive	Dried acrylic not said here		clothing	readily property	vn fire-10.10 «NP V NP PP.source»: from clothing=Source

Option 2

Acrylic paint is harmless to every fabric

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Acrylic	acrylic	ADJ	Degree=Pos	2 paint	amod
2	paint	paint	NOUN	Number=Sing	4 harmless	nsubj
3	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 harmless	cop
4	harmless	harmless	ADJ	Degree=Pos	root	root
5	to	to	ADP	_	7 fabric	case
6	every	every	DET	PronType=Tot	7 fabric	det
7	fabric	fabric	NOUN	Number=Sing	4 harmless	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Acrylic paint					to every fabric; harmless property	tree rules

Option 3

Aprons are required solely for young children and never for adult artists

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Aprons	apron	NOUN	Number=Plur	3 required	nsubj:pass
2	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 required	aux:pass
3	required	require	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
4	solely	solely	ADV	_	3 required	advmod
5	for	for	ADP	_	7 children	case
6	young	young	ADJ	Degree=Pos	7 children	amod
7	children	child	NOUN	Number=Plur	3 required	obl
8	and	and	CCONJ	_	9 never	cc
9	never	never	ADV	PronType=Neg	3 required	conj
10	for	for	ADP	_	12 artists	case
11	adult	adult	ADJ	Degree=Pos	12 artists	amod
12	artists	artist	NOUN	Number=Plur	3 required	obl:agent

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	require	present · passive	adult artists	Aprons				for young children; solely property	vn require-103-1 «NP V NP»: agent=Theme subject=Precondition

Option 4

Aprons improve the quality of the brushwork

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Aprons	apron	NOUN	Number=Plur	2 improve	nsubj
2	improve	improve	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	the	the	DET	Definite=Def PronType=Art	4 quality	det
4	quality	quality	NOUN	Number=Sing	2 improve	obj
5	of	of	ADP	_	7 brushwork	case
6	the	the	DET	Definite=Def PronType=Art	7 brushwork	det
7	brushwork	brushwork	NOUN	Number=Sing	4 quality	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	improve	present	Aprons	the quality of the brushwork					vn other_cos-45.4 «NP V NP.patient»: agent=Agent quality=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.

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