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Exam question 2 · Sounds right, but is wrong

A clock strikes six times in five seconds, the interval between successive strikes being constant. Determine the time required for twelve strikes.

Mova's choice: option 1 · The right answer: option 2 · wrong ✗ · Who acts: clock, interval, you · What happens: strike, be, determine, require · To what, where: time

This is exam question 2 of lesson 183 «Sounds right, but is wrong» of the world 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

Sentence 1: A clock strikes six times in five seconds, the interval between successive strikes being constant.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	2 clock	det
2	clock	clock	NOUN	Number=Sing	3 strikes	nsubj
3	strikes	strike	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	six	six	NUM	NumForm=Word NumType=Card	5 times	nummod
5	times	time	NOUN	Number=Plur	3 strikes	obl:unmarked
6	in	in	ADP	_	8 seconds	case
7	five	five	NUM	NumForm=Word NumType=Card	8 seconds	nummod
8	seconds	second	NOUN	Number=Plur	3 strikes	obl
9	,	,	PUNCT	_	11 interval	punct
10	the	the	DET	Definite=Def PronType=Art	11 interval	det
11	interval	interval	NOUN	Number=Sing	8 seconds	appos
12	between	between	ADP	_	14 strikes	case
13	successive	successive	ADJ	Degree=Pos	14 strikes	amod
14	strikes	strike	NOUN	Number=Plur	16 constant	obl
15	being	be	AUX	Tense=Pres VerbForm=Part	16 constant	cop
16	constant	constant	ADJ	Degree=Pos	11 interval	acl:relcl
17	.	.	PUNCT	_	3 strikes	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	strike	present	a clock				second; time		vn sound_emission-43.2 «NP V»: agent=Theme
2	is	gerund	the interval not said here					between successive strikes; constant property	tree rules

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.

Sentence 2: Determine the time required for twelve strikes.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Determine	determine	VERB	Mood=Imp VerbForm=Fin	root	root
2	the	the	DET	Definite=Def PronType=Art	3 time	det
3	time	time	NOUN	Number=Sing	1 Determine	obj
4	required	require	VERB	Tense=Past VerbForm=Part Voice=Pass	3 time	acl
5	for	for	ADP	_	7 strikes	case
6	twelve	twelve	NUM	NumForm=Word NumType=Card	7 strikes	nummod
7	strikes	strike	NOUN	Number=Plur	4 required	obl:agent
8	.	.	PUNCT	_	1 Determine	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	determine	imperative	you not said here				time		vn conjecture-29.5 «NP V that S»: agent=Agent
2	require	participle		the time not said here					vn require-103-1 «NP V NP S_INF»: agent=Theme

The options

Option 1 · ← Mova's choice

Six seconds

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Six	six	NUM	NumForm=Word NumType=Card	2 seconds	nummod
2	seconds	second	NOUN	Number=Plur	root	root

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

Option 2 · ✓ the right answer

Eleven seconds

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Eleven	eleven	NUM	NumForm=Word NumType=Card	2 seconds	nummod
2	seconds	second	NOUN	Number=Plur	root	root

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

Option 3

Twelve seconds

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Twelve	twelve	NUM	NumForm=Word NumType=Card	2 seconds	nummod
2	seconds	second	NOUN	Number=Plur	root	root

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

Option 4

Ten seconds

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Ten	ten	NUM	NumForm=Word NumType=Card	2 seconds	nummod
2	seconds	second	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/world/183-sounds-right-but-is-wrong/e2/