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Test 9 · ★★ · Famous eruptions and living with volcanoes

A clever puzzle: Krakatoa's bang was heard nearly 5,000 km away. Sound travels about 1,200 km an hour. Roughly how long after the blast did the far listeners hear it?

Mova's choice: option 1 · The right answer: option 1 · right ✓ · Who acts: Krakatoa, Sound, far listeners · What happens: hear, bang, travel, do · To what, where: clever puzzle, 1,200 km, blast

This is test 9 · ★★ of lesson 47 «Famous eruptions and living with volcanoes» of the geography course of Mova's primary school. 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 clever puzzle: Krakatoa's bang was heard nearly 5,000 km away.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	3 puzzle	det
2	clever	clever	ADJ	Degree=Pos	3 puzzle	amod
3	puzzle	puzzle	NOUN	Number=Sing	9 heard	nsubj
4	:	:	PUNCT	_	3 puzzle	punct
5	Krakatoa	Krakatoa	PROPN	Number=Sing	7 bang	nmod:poss
6	's	's	PART	_	5 Krakatoa	case
7	bang	bang	NOUN	Number=Sing	3 puzzle	conj
8	was	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	9 heard	aux:pass
9	heard	hear	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
10	nearly	nearly	ADV	_	11 5,000	advmod
11	5,000	5000	NUM	NumForm=Digit NumType=Card	12 km	nummod
12	km	km	NOUN	Number=Plur	13 away	obl:unmarked
13	away	away	ADV	_	9 heard	advmod
14	.	.	PUNCT	_	9 heard	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	hear	past · passive		a clever puzzle and Krakatoa's bang				away property	vn see-30.1-1-1 «NP V S»: subject=Stimulus
2	bang		Krakatoa						nom bang «event transitive»: poss=agent

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: Sound travels about 1,200 km an hour.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Sound	sound	NOUN	Number=Sing	2 travels	nsubj
2	travels	travel	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	about	about	ADV	_	4 1,200	advmod
4	1,200	1200	NUM	NumForm=Digit NumType=Card	5 km	nummod
5	km	km	NOUN	Number=Sing	2 travels	obl
6	an	a	DET	Definite=Ind PronType=Art	7 hour	det
7	hour	hour	NOUN	Number=Sing	2 travels	obl:unmarked
8	.	.	PUNCT	_	2 travels	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	travel	present	Sound	1,200 km			hour		vn run-51.3.2-1 «NP V»: agent=Theme

Sentence 3: Roughly how long after the blast did the far listeners hear it?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Roughly	roughly	ADV	_	3 long	advmod
2	how	how	ADV	PronType=Int	3 long	advmod
3	long	long	ADV	Degree=Pos	7 did	advmod
4	after	after	ADP	_	6 blast	case
5	the	the	DET	Definite=Def PronType=Art	6 blast	det
6	blast	blast	NOUN	Number=Sing	7 did	obl
7	did	do	VERB	Mood=Ind Number=Sing Person=1 Tense=Past VerbForm=Fin	root	root
8	the	the	DET	Definite=Def PronType=Art	10 listeners	det
9	far	far	ADJ	Degree=Pos	10 listeners	amod
10	listeners	listener	NOUN	Number=Plur	11 hear	nsubj
11	hear	hear	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	7 did	ccomp
12	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	11 hear	obj
13	?	?	PUNCT	_	7 did	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	do	past					after the blast	long property	tree rules
2	hear	present	the far listeners	blast					vn see-30.1-1-1 «NP V S»: agent=Experiencer it=Stimulus

The options

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

About 4 hours

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	About	about	ADV	_	2 4	advmod
2	4	4	NUM	NumForm=Digit NumType=Card	3 hours	nummod
3	hours	hour	NOUN	Number=Plur	root	root

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

Option 2

About 4 days

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	About	about	ADV	_	2 4	advmod
2	4	4	NUM	NumForm=Digit NumType=Card	3 days	nummod
3	days	day	NOUN	Number=Plur	root	root

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

Option 3

About 4 minutes

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	About	about	ADV	_	2 4	advmod
2	4	4	NUM	NumForm=Digit NumType=Card	3 minutes	nummod
3	minutes	minute	NOUN	Number=Plur	root	root

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

Option 4

About 4 seconds, at once

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	About	about	ADV	_	2 4	advmod
2	4	4	NUM	NumForm=Digit NumType=Card	3 seconds	nummod
3	seconds	second	NOUN	Number=Plur	root	root
4	,	,	PUNCT	_	3 seconds	punct
5	at	at	ADP	_	6 once	case
6	once	once	ADV	NumForm=Word NumType=Mult	3 seconds	nmod

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/geography/47-famous-eruptions-and-living-with-volcanoes/t9/