Test 10 · ★★ · The fizz: vinegar, lemon and soda

Why does a carbon dioxide fire extinguisher help on some fires?

Mova's choice: option 2 · The right answer: option 2 · right ✓ · What happens: do, help · To what, where: dioxide fire extinguisher, fires

This is test 10 · ★★ of lesson 18 «The fizz: vinegar, lemon and soda» of the chemistry 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

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	2 does	advmod
2	does	do	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	8 help	advcl
3	a	a	DET	Definite=Ind PronType=Art	7 extinguisher	det
4	carbon	carbon	NOUN	Number=Sing	5 dioxide	compound
5	dioxide	dioxide	NOUN	Number=Sing	7 extinguisher	compound
6	fire	fire	NOUN	Number=Sing	7 extinguisher	compound
7	extinguisher	extinguisher	NOUN	Number=Sing	2 does	obj
8	help	help	VERB	Mood=Ind Number=Sing Person=1 Tense=Pres VerbForm=Fin	root	root
9	on	on	ADP	_	11 fires	case
10	some	some	DET	PronType=Ind	11 fires	det
11	fires	fire	NOUN	Number=Plur	8 help	obl
12	?	?	PUNCT	_	8 help	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	do	present		a dioxide fire extinguisher					vn act-114-1 «NP V NP»: agent=Agent extinguisher=Eventuality
2	help	present				some fires			vn help-72.1-1-1 «NP V PP.theme»: agent=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.

The options

Option 1

The gas burns up the flames' fuel

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 gas	det
2	gas	gas	NOUN	Number=Sing	3 burns	nsubj
3	burns	burn	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	up	up	ADP	_	3 burns	compound:prt
5	the	the	DET	Definite=Def PronType=Art	6 flames	det
6	flames	flame	NOUN	Number=Plur	8 fuel	nmod:poss
7	'	's	PART	_	6 flames	case
8	fuel	fuel	NOUN	Number=Sing	3 burns	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	burn up	present	the gas	the flames's fuel					vn light_emission-43.1 «NP V NP.theme»: agent=Agent fuel=Theme

Option 2 · ← Mova's choice · ✓ the right answer

The gas pushes oxygen away from the flames

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 gas	det
2	gas	gas	NOUN	Number=Sing	3 pushes	nsubj
3	pushes	push	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	oxygen	oxygen	NOUN	Number=Sing	3 pushes	obj
5	away	away	ADV	_	3 pushes	advmod
6	from	from	ADP	_	8 flames	case
7	the	the	DET	Definite=Def PronType=Art	8 flames	det
8	flames	flame	NOUN	Number=Plur	3 pushes	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	push away	present	the gas	oxygen		the flames		away property	vn funnel-9.3-1-1 «NP V NP PP.trajectory»: agent=Agent oxygen=Theme from flame=Trajectory

Option 3

The gas cools the fire with ice

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 gas	det
2	gas	gas	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 fire	det
5	fire	fire	NOUN	Number=Sing	3 cools	obj
6	with	with	ADP	_	7 ice	case
7	ice	ice	NOUN	Number=Sing	3 cools	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	cool	present	the gas	the fire				with ice	vn other_cos-45.4 «NP V NP PP.instrument»: agent=Agent fire=Patient with ice=Instrument

Option 4

The gas is wet and soaks the fire like a hose

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 gas	det
2	gas	gas	NOUN	Number=Sing	4 wet	nsubj
3	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 wet	cop
4	wet	wet	ADJ	Degree=Pos	root	root
5	and	and	CCONJ	_	6 soaks	cc
6	soaks	soak	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 wet	conj
7	the	the	DET	Definite=Def PronType=Art	8 fire	det
8	fire	fire	NOUN	Number=Sing	6 soaks	obj
9	like	like	ADP	_	11 hose	case
10	a	a	DET	Definite=Ind PronType=Art	11 hose	det
11	hose	hose	NOUN	Number=Sing	6 soaks	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	the gas					wet property	tree rules
2	soak	present	the gas not said here	the fire				like a hose	vn wipe_manner-10.4.1 «NP V NP.source»: agent=Agent fire=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/18-the-fizz-vinegar-lemon-and-soda/t10/