Exam question 2 · Oil and water, and things that won't mix

Identify the principal function of egg yolk in the preparation of mayonnaise.

Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · Who acts: you · What happens: identify, prepare · To what, where: principal function, preparation, mayonnaise

This is exam question 2 of lesson 7 «Oil and water, and things that won't mix» 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	4 function	det
3	principal	principal	ADJ	Degree=Pos	4 function	amod
4	function	function	NOUN	Number=Sing	1 Identify	obj
5	of	of	ADP	_	7 yolk	case
6	egg	egg	NOUN	Number=Sing	7 yolk	compound
7	yolk	yolk	NOUN	Number=Sing	4 function	nmod
8	in	in	ADP	_	10 preparation	case
9	the	the	DET	Definite=Def PronType=Art	10 preparation	det
10	preparation	preparation	NOUN	Number=Sing	1 Identify	obl
11	of	of	ADP	_	12 mayonnaise	case
12	mayonnaise	mayonnaise	NOUN	Number=Sing	10 preparation	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 principal function of egg yolk		the preparation of mayonnaise			vn characterize-29.2-1-1 «NP V NP S_ING»: agent=Agent function=Theme
2	prepare			mayonnaise					nom preparation «act 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

It supplies the greater part of the oil of which mayonnaise consists

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 supplies	nsubj
2	supplies	supply	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	the	the	DET	Definite=Def PronType=Art	5 part	det
4	greater	great	ADJ	Degree=Cmp	5 part	amod
5	part	part	NOUN	Number=Sing	12 consists	nsubj
6	of	of	ADP	_	8 oil	case
7	the	the	DET	Definite=Def PronType=Art	8 oil	det
8	oil	oil	NOUN	Number=Sing	5 part	nmod
9	of	of	ADP	_	11 mayonnaise	case
10	which	which	DET	PronType=Int	11 mayonnaise	det
11	mayonnaise	mayonnaise	NOUN	Number=Sing	8 oil	nmod
12	consists	consist	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	2 supplies	advcl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	supply	present	It						vn fulfilling-13.4.1-1 «NP V NP»: agent=Agent
2	consist	present	the greater part of the oil of which mayonnaise						tree rules

Option 2

It solidifies the oil by cooling

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 solidifies	nsubj
2	solidifies	solidify	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	the	the	DET	Definite=Def PronType=Art	4 oil	det
4	oil	oil	NOUN	Number=Sing	2 solidifies	obj
5	by	by	ADP	_	6 cooling	case
6	cooling	cooling	NOUN	Number=Sing	2 solidifies	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	solidify	present	It	the oil				by cooling	vn other_cos-45.4 «NP V NP.patient»: agent=Agent oil=Patient

Option 3 · ✓ the right answer

Its molecules maintain the separation of minute droplets of oil

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	2 molecules	nmod:poss
2	molecules	molecule	NOUN	Number=Plur	3 maintain	nsubj
3	maintain	maintain	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
4	the	the	DET	Definite=Def PronType=Art	5 separation	det
5	separation	separation	NOUN	Number=Sing	3 maintain	obj
6	of	of	ADP	_	8 droplets	case
7	minute	minute	NOUN	Number=Sing	8 droplets	compound
8	droplets	droplet	NOUN	Number=Plur	5 separation	nmod
9	of	of	ADP	_	10 oil	case
10	oil	oil	NOUN	Number=Sing	8 droplets	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	maintain	present	Its molecules	the separation of minute droplets of oil					vn declare-29.4-1 «NP V NP ADJ»: agent=Agent separation=Theme
2	separate		minute droplets of oil						nom separation «state intransitive»: of=agent

Option 4

It renders the oil wholly soluble in 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 renders	nsubj
2	renders	render	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	the	the	DET	Definite=Def PronType=Art	4 oil	det
4	oil	oil	NOUN	Number=Sing	2 renders	obj
5	wholly	wholly	ADV	_	6 soluble	advmod
6	soluble	soluble	ADJ	Degree=Pos	4 oil	amod
7	in	in	ADP	_	8 water	case
8	water	water	NOUN	Number=Sing	6 soluble	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	render	present	It	the oil					vn give-13.1 «NP V NP»: agent=Agent oil=Theme

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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