Exam question 3 · Olympiad: best buys and change at the till ★★★

Of cartons of 250 millilitres at forty pence, a bottle of one litre at one pound fifty and a bottle of two litres at three pounds twenty, identify the cheapest per litre.

Mova's choice: option 1 · The right answer: option 1 · right ✓ · Who acts: you · What happens: identify · To what, where: cheapest

This is exam question 3 of lesson 41 «Olympiad: best buys and change at the till ★★★» of the money 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	Of	of	ADP	_	2 cartons	case
2	cartons	carton	NOUN	Number=Plur	30 identify	obl
3	of	of	ADP	_	5 millilitres	case
4	250	250	NUM	NumForm=Digit NumType=Card	5 millilitres	nummod
5	millilitres	millilitre	NOUN	Number=Plur	2 cartons	nmod
6	at	at	ADP	_	8 pence	case
7	forty	forty	NUM	NumForm=Word NumType=Card	8 pence	nummod
8	pence	pence	NOUN	Number=Plur	5 millilitres	nmod
9	,	,	PUNCT	_	11 bottle	punct
10	a	a	DET	Definite=Ind PronType=Art	11 bottle	det
11	bottle	bottle	NOUN	Number=Sing	2 cartons	conj
12	of	of	ADP	_	14 litre	case
13	one	one	NUM	NumForm=Word NumType=Card	14 litre	nummod
14	litre	litre	NOUN	Number=Sing	11 bottle	nmod
15	at	at	ADP	_	17 pound	case
16	one	one	NUM	NumForm=Word NumType=Card	17 pound	nummod
17	pound	pound	NOUN	Number=Sing	11 bottle	nmod
18	fifty	fifty	NUM	NumForm=Word NumType=Card	17 pound	flat
19	and	and	CCONJ	_	21 bottle	cc
20	a	a	DET	Definite=Ind PronType=Art	21 bottle	det
21	bottle	bottle	NOUN	Number=Sing	2 cartons	conj
22	of	of	ADP	_	24 litres	case
23	two	two	NUM	NumForm=Word NumType=Card	24 litres	nummod
24	litres	litre	NOUN	Number=Plur	21 bottle	nmod
25	at	at	ADP	_	27 pounds	case
26	three	three	NUM	NumForm=Word NumType=Card	27 pounds	nummod
27	pounds	pound	NOUN	Number=Plur	2 cartons	conj
28	twenty	twenty	NUM	NumForm=Word NumType=Card	27 pounds	flat
29	,	,	PUNCT	_	2 cartons	punct
30	identify	identify	VERB	Mood=Imp VerbForm=Fin	root	root
31	the	the	DET	Definite=Def PronType=Art	32 cheapest	det
32	cheapest	cheap	ADJ	Degree=Sup	30 identify	obj
33	per	per	ADP	_	34 litre	case
34	litre	litre	NOUN	Number=Sing	32 cheapest	nmod
35	.	.	PUNCT	_	30 identify	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	identify	imperative	you not said here	the cheapest				of cartons of 250 millilitres at forty pence and a bottle of one litre at one pound and a bottle of two litres and three pounds; per litre	vn characterize-29.2-1-1 «NP V NP S_ING»: agent=Agent cheap=Theme

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

The bottle of one litre

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 bottle	det
2	bottle	bottle	NOUN	Number=Sing	root	root
3	of	of	ADP	_	5 litre	case
4	one	one	NUM	NumForm=Word NumType=Card	5 litre	nummod
5	litre	litre	NOUN	Number=Sing	2 bottle	nmod

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

Option 2

The two-litre bottle

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	5 bottle	det
2	two	two	NUM	NumForm=Word NumType=Card	4 litre	nummod
3	-	-	PUNCT	_	2 two	punct
4	litre	litre	NOUN	Number=Sing	5 bottle	compound
5	bottle	bottle	NOUN	Number=Sing	root	root

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

Option 3

All three are equal

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	All	all	DET	PronType=Tot	2 three	det
2	three	three	NUM	NumForm=Word NumType=Card	4 equal	nsubj
3	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	4 equal	cop
4	equal	equal	ADJ	Degree=Pos	root	root

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

Option 4

The cartons

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 cartons	det
2	cartons	carton	NOUN	Number=Plur	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/money/41-olympiad-best-buys-and-change-at-the-till/e3/