Exam question 4 · Acids in the kitchen

Select the response consistent with the established facts concerning acid rain.

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: you · What happens: select, establish · To what, where: response

This is exam question 4 of lesson 15 «Acids in the kitchen» of the chemistry 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	Select	select	VERB	Mood=Imp VerbForm=Fin	root	root
2	the	the	DET	Definite=Def PronType=Art	3 response	det
3	response	response	NOUN	Number=Sing	1 Select	obj
4	consistent	consistent	ADJ	Degree=Pos	3 response	amod
5	with	with	ADP	_	8 facts	case
6	the	the	DET	Definite=Def PronType=Art	8 facts	det
7	established	establish	VERB	Tense=Past VerbForm=Part Voice=Pass	8 facts	amod
8	facts	fact	NOUN	Number=Plur	4 consistent	obl
9	concerning	concerning	ADJ	Degree=Pos	11 rain	amod
10	acid	acid	NOUN	Number=Sing	11 rain	compound
11	rain	rain	NOUN	Number=Sing	4 consistent	obl
12	.	.	PUNCT	_	1 Select	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	select	imperative	you not said here	the response					vn obtain-13.5.2 «NP V NP»: agent=Agent response=Theme
2	establish	participle							vn indicate-78-1-1 «NP V NP to be NP»: agent=Pivot

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 caused by salt evaporating from the oceans

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 caused	nsubj:pass
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 caused	aux:pass
3	caused	cause	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
4	by	by	ADP	_	5 salt	case
5	salt	salt	NOUN	Number=Sing	3 caused	obl
6	evaporating	evaporate	VERB	VerbForm=Ger	5 salt	acl
7	from	from	ADP	_	9 oceans	case
8	the	the	DET	Definite=Def PronType=Art	9 oceans	det
9	oceans	ocean	NOUN	Number=Plur	6 evaporating	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	cause	present · passive	salt	It					vn engender-27.1-1 «NP V NP»: agent=Precondition subject=Patient
2	evaporate	gerund	salt not said here			the oceans			vn other_cos-45.4 «NP.patient V»: agent=Patient

Option 2

It grew greatly once factories became cleaner

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 grew	nsubj
2	grew	grow	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	root	root
3	greatly	greatly	ADV	_	2 grew	advmod
4	once	once	SCONJ	_	6 became	mark
5	factories	factory	NOUN	Number=Plur	6 became	nsubj
6	became	become	VERB	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	2 grew	advcl
7	cleaner	cleaner	NOUN	Number=Sing	6 became	xcomp

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	grow	past	It					greatly property	vn appear-48.1.1 «NP V»: agent=Theme
2	become	past	factories	cleaner					vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient

Option 3

It is produced by citrus fruit grown near clouds

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 produced	nsubj:pass
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 produced	aux:pass
3	produced	produce	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
4	by	by	ADP	_	6 fruit	case
5	citrus	citrus	ADJ	Degree=Pos	6 fruit	amod
6	fruit	fruit	NOUN	Number=Sing	3 produced	obl
7	grown	grow	VERB	Tense=Past VerbForm=Part Voice=Pass	6 fruit	acl
8	near	near	ADP	_	9 clouds	case
9	clouds	cloud	NOUN	Number=Plur	7 grown	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	produce	present · passive		It				by citrus fruit	vn create-26.4 «NP V NP»: subject=Result
2	grow	participle		citrus fruit not said here		clouds			vn appear-48.1.1 «NP V PP.location»: agent=Theme near cloud=Location

Option 4 · ✓ the right answer

It forms when gases from smoke dissolve in raindrops

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 forms	nsubj
2	forms	form	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	when	when	SCONJ	_	7 dissolve	mark
4	gases	gas	NOUN	Number=Plur	7 dissolve	nsubj
5	from	from	ADP	_	6 smoke	case
6	smoke	smoke	NOUN	Number=Sing	4 gases	nmod
7	dissolve	dissolve	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	2 forms	advcl
8	in	in	ADP	_	9 raindrops	case
9	raindrops	raindrop	NOUN	Number=Plur	7 dissolve	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	form	present	It						vn appear-48.1.1 «NP V»: agent=Theme
2	dissolve	present	gases from smoke			raindrops			vn break-45.1 «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/15-acids-in-the-kitchen/e4/