Exam question 1 · Acids in the kitchen

Identify the substance principally responsible for the sour taste of the lemon.

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: you · What happens: identify, taste · To what, where: substance, lemon

This is exam question 1 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	Identify	identify	VERB	Mood=Imp VerbForm=Fin	root	root
2	the	the	DET	Definite=Def PronType=Art	3 substance	det
3	substance	substance	NOUN	Number=Sing	1 Identify	obj
4	principally	principally	ADV	_	5 responsible	advmod
5	responsible	responsible	ADJ	Degree=Pos	3 substance	amod
6	for	for	ADP	_	9 taste	case
7	the	the	DET	Definite=Def PronType=Art	9 taste	det
8	sour	sour	ADJ	Degree=Pos	9 taste	amod
9	taste	taste	NOUN	Number=Sing	5 responsible	obl
10	of	of	ADP	_	12 lemon	case
11	the	the	DET	Definite=Def PronType=Art	12 lemon	det
12	lemon	lemon	NOUN	Number=Sing	9 taste	nmod
13	.	.	PUNCT	_	1 Identify	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	identify	imperative	you not said here	the substance					vn characterize-29.2-1-1 «NP V NP S_ING»: agent=Agent substance=Theme
2	taste			the lemon					nom taste «cognition transitive»: of=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.

The options

Option 1 · ← Mova's choice

Acetic acid

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Acetic	acetic	ADJ	Degree=Pos	2 acid	amod
2	acid	acid	NOUN	Number=Sing	root	root

The frames reader finds no event or fact in this sentence.

Option 2

Formic acid

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Formic	formic	ADJ	Degree=Pos	2 acid	amod
2	acid	acid	NOUN	Number=Sing	root	root

The frames reader finds no event or fact in this sentence.

Option 3

Lactic acid

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Lactic	lactic	ADJ	Degree=Pos	2 acid	amod
2	acid	acid	NOUN	Number=Sing	root	root

The frames reader finds no event or fact in this sentence.

Option 4 · ✓ the right answer

Citric acid

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Citric	citric	ADJ	Degree=Pos	2 acid	amod
2	acid	acid	NOUN	Number=Sing	root	root

The frames reader finds no event or fact in this sentence.

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/e1/