Exam question 4 · Time zones: why it's night in Sydney when it's day in London

Identify the principal purpose of Coordinated Universal Time.

Mova's choice: option 1 · The right answer: option 1 · right ✓ · Who acts: you, principal purpose · What happens: identify, coordinate · To what, where: principal purpose, Universal Time

This is exam question 4 of lesson 120 «Time zones: why it's night in Sydney when it's day in London» 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

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 purpose	det
3	principal	principal	ADJ	Degree=Pos	4 purpose	amod
4	purpose	purpose	NOUN	Number=Sing	1 Identify	obj
5	of	of	SCONJ	_	6 Coordinated	mark
6	Coordinated	coordinate	VERB	Tense=Past VerbForm=Part Voice=Pass	4 purpose	acl
7	Universal	Universal	PROPN	_	8 Time	flat
8	Time	Time	PROPN	Number=Sing	6 Coordinated	obl:unmarked
9	.	.	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 purpose					vn characterize-29.2-1-1 «NP V NP S_ING»: agent=Agent purpose=Theme
2	coordinate	participle	the principal purpose not said here	Universal Time					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.

The options

Option 1 · ← Mova's choice · ✓ the right answer

To provide one standard time that prevents confusion between zones

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	To	to	PART	_	2 provide	mark
2	provide	provide	VERB	Mood=Imp VerbForm=Fin	root	root
3	one	one	NUM	NumForm=Word NumType=Card	5 time	nummod
4	standard	standard	ADJ	Degree=Pos	5 time	amod
5	time	time	NOUN	Number=Sing	2 provide	obj
6	that	that	PRON	PronType=Rel	7 prevents	nsubj
7	prevents	prevent	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 time	acl:relcl
8	confusion	confusion	NOUN	Number=Sing	7 prevents	obj
9	between	between	ADP	_	10 zones	case
10	zones	zone	NOUN	Number=Plur	8 confusion	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	provide	to-infinitive					time		vn ensure-99 «NP V that S»: agent=Precondition
2	prevent	present	one standard time	confusion				between zones	vn forbid-64.4-1 «NP V NP»: agent=Causer confusion=Theme

Option 2

To replace all local clock times throughout the world with that of Washington

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	To	to	PART	_	2 replace	mark
2	replace	replace	VERB	Mood=Imp VerbForm=Fin	root	root
3	all	all	DET	PronType=Tot	6 times	det
4	local	local	ADJ	Degree=Pos	6 times	amod
5	clock	clock	NOUN	Number=Sing	6 times	compound
6	times	time	NOUN	Number=Plur	2 replace	obl:unmarked
7	throughout	throughout	ADP	_	9 world	case
8	the	the	DET	Definite=Def PronType=Art	9 world	det
9	world	world	NOUN	Number=Sing	2 replace	obl
10	with	with	ADP	_	11 that	case
11	that	that	PRON	Number=Sing PronType=Dem	2 replace	obl
12	of	of	ADP	_	13 Washington	case
13	Washington	Washington	PROPN	Number=Sing	11 that	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	replace	to-infinitive					throughout the world; time	with that	vn substitute-13.6.2-1 «NP V NP PP.co-theme»: agent=Theme with that=Co-Theme

Option 3

To regulate the hours of sunrise and sunset in every country of the world

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	To	to	PART	_	2 regulate	mark
2	regulate	regulate	VERB	Mood=Imp VerbForm=Fin	root	root
3	the	the	DET	Definite=Def PronType=Art	4 hours	det
4	hours	hour	NOUN	Number=Plur	2 regulate	obj
5	of	of	ADP	_	6 sunrise	case
6	sunrise	sunrise	NOUN	Number=Sing	4 hours	nmod
7	and	and	CCONJ	_	8 sunset	cc
8	sunset	sunset	NOUN	Number=Sing	6 sunrise	conj
9	in	in	ADP	_	11 country	case
10	every	every	DET	PronType=Tot	11 country	det
11	country	country	NOUN	Number=Sing	2 regulate	obl
12	of	of	ADP	_	14 world	case
13	the	the	DET	Definite=Def PronType=Art	14 world	det
14	world	world	NOUN	Number=Sing	11 country	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	regulate	to-infinitive				every country of the world	hour		tree rules

Option 4

To determine the dates of the principal religious festivals each year

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	To	to	PART	_	2 determine	mark
2	determine	determine	VERB	Mood=Imp VerbForm=Fin	root	root
3	the	the	DET	Definite=Def PronType=Art	4 dates	det
4	dates	date	NOUN	Number=Plur	2 determine	obj
5	of	of	ADP	_	9 festivals	case
6	the	the	DET	Definite=Def PronType=Art	9 festivals	det
7	principal	principal	ADJ	Degree=Pos	9 festivals	amod
8	religious	religious	ADJ	Degree=Pos	9 festivals	amod
9	festivals	festival	NOUN	Number=Plur	4 dates	nmod
10	each	each	DET	PronType=Tot	11 year	det
11	year	year	NOUN	Number=Sing	2 determine	obl:unmarked

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	determine	to-infinitive		the dates of the principal religious festivals			year		vn discover-84 «NP V NP»: agent=Agent date=Topic

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/120-time-zones/e4/