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Exam question 4 · Fire: what it needs and how to put it out

It is given that a wildfire burns in dry, hot and windy weather. Identify the principal reason for which the wind aggravates it.

Mova's choice: option 4 · The right answer: option 2 · wrong ✗ · Who acts: wildfire, you, wind · What happens: give, burn, identify, aggravate · To what, where: It, dry weather, principal reason, reason

This is exam question 4 of lesson 12 «Fire: what it needs and how to put it out» 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

Sentence 1: It is given that a wildfire burns in dry, hot and windy weather.

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	3 given	nsubj:pass
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 given	aux:pass
3	given	give	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
4	that	that	SCONJ	_	7 burns	mark
5	a	a	DET	Definite=Ind PronType=Art	6 wildfire	det
6	wildfire	wildfire	NOUN	Number=Sing	7 burns	nsubj
7	burns	burn	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 given	advcl
8	in	in	ADP	_	14 weather	case
9	dry	dry	ADJ	Degree=Pos	14 weather	amod
10	,	,	PUNCT	_	11 hot	punct
11	hot	hot	ADJ	Degree=Pos	9 dry	conj
12	and	and	CCONJ	_	13 windy	cc
13	windy	windy	ADJ	Degree=Pos	9 dry	conj
14	weather	weather	NOUN	Number=Sing	7 burns	obl
15	.	.	PUNCT	_	3 given	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	give	present · passive		It					vn give-13.1-1 «NP V NP»: subject=Theme
2	burn	present	a wildfire			dry weather			vn light_emission-43.1 «NP V PP.location»: agent=Theme in weather=Location

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: Identify the principal reason for which the wind aggravates it.

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 reason	det
3	principal	principal	ADJ	Degree=Pos	4 reason	amod
4	reason	reason	NOUN	Number=Sing	1 Identify	obj
5	for	for	ADP	_	6 which	case
6	which	which	PRON	PronType=Rel	9 aggravates	obl
7	the	the	DET	Definite=Def PronType=Art	8 wind	det
8	wind	wind	NOUN	Number=Sing	9 aggravates	nsubj
9	aggravates	aggravate	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 reason	acl
10	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	9 aggravates	obj
11	.	.	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 reason					vn characterize-29.2-1-1 «NP V NP S_ING»: agent=Agent reason=Theme
2	aggravate	present	the wind	reason				for the principal reason	vn amuse-31.1 «NP V NP»: agent=Stimulus it=Experiencer

The options

Option 1

The wind brings moisture to the vegetation

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 wind	det
2	wind	wind	NOUN	Number=Sing	3 brings	nsubj
3	brings	bring	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	moisture	moisture	NOUN	Number=Sing	3 brings	obj
5	to	to	ADP	_	7 vegetation	case
6	the	the	DET	Definite=Def PronType=Art	7 vegetation	det
7	vegetation	vegetation	NOUN	Number=Sing	3 brings	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	bring	present	the wind	moisture		the vegetation			vn bring-11.3-1 «NP V NP PP.destination»: agent=Agent moisture=Theme to vegetation=Destination

Option 2 · ✓ the right answer

The wind supplies fresh oxygen and carries heat to further vegetation

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 wind	det
2	wind	wind	NOUN	Number=Sing	3 supplies	nsubj
3	supplies	supply	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	fresh	fresh	ADJ	Degree=Pos	5 oxygen	amod
5	oxygen	oxygen	NOUN	Number=Sing	3 supplies	obj
6	and	and	CCONJ	_	7 carries	cc
7	carries	carry	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 supplies	conj
8	heat	heat	NOUN	Number=Sing	7 carries	obj
9	to	to	ADP	_	11 vegetation	case
10	further	further	ADJ	Degree=Pos	11 vegetation	amod
11	vegetation	vegetation	NOUN	Number=Sing	7 carries	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	supply	present	the wind	fresh oxygen					vn fulfilling-13.4.1-1 «NP V NP»: agent=Agent oxygen=Recipient
2	carry	present	the wind not said here	heat		further vegetation			vn carry-11.4 «NP V NP PP.destination»: agent=Agent heat=Theme to vegetation=Destination

Option 3

The wind cools the flames and slows their progress

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 wind	det
2	wind	wind	NOUN	Number=Sing	3 cools	nsubj
3	cools	cool	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	the	the	DET	Definite=Def PronType=Art	5 flames	det
5	flames	flame	NOUN	Number=Plur	3 cools	obj
6	and	and	CCONJ	_	7 slows	cc
7	slows	slow	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 cools	conj
8	their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	9 progress	nmod:poss
9	progress	progress	NOUN	Number=Sing	7 slows	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	cool	present	the wind	the flames					vn other_cos-45.4 «NP V NP.patient»: agent=Agent flame=Patient
2	slow	present	the wind not said here	flames's progress					vn other_cos-45.4 «NP V NP.patient»: agent=Agent progress=Patient
3	progress		flames = flame						nom progress «act intransitive»: poss=agent

Option 4 · ← Mova's choice

The wind removes the fuel from the path of the fire

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 wind	det
2	wind	wind	NOUN	Number=Sing	3 removes	nsubj
3	removes	remove	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	the	the	DET	Definite=Def PronType=Art	5 fuel	det
5	fuel	fuel	NOUN	Number=Sing	3 removes	obj
6	from	from	ADP	_	8 path	case
7	the	the	DET	Definite=Def PronType=Art	8 path	det
8	path	path	NOUN	Number=Sing	3 removes	obl
9	of	of	ADP	_	11 fire	case
10	the	the	DET	Definite=Def PronType=Art	11 fire	det
11	fire	fire	NOUN	Number=Sing	8 path	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	remove	present	the wind	the fuel		the path of the fire			vn fire-10.10 «NP V NP PP.source»: agent=Agent fuel=Theme from path=Source

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/chemistry/12-fire-what-it-needs/e4/