Exam question 3 · Petrol stations, pools and things that go bang

Which of the following statements most accurately characterises the hazard of combining bleach with other cleaning products?

Mova's choice: option 1 · The right answer: option 1 · right ✓ · Who acts: hazard · What happens: follow, characteris, combine · To what, where: hazard, bleach

This is exam question 3 of lesson 23 «Petrol stations, pools and things that go bang» of the myths 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	Which	which	PRON	PronType=Rel	8 characterises	nsubj
2	of	of	ADP	_	5 statements	case
3	the	the	DET	Definite=Def PronType=Art	5 statements	det
4	following	follow	VERB	VerbForm=Ger	5 statements	amod
5	statements	statement	NOUN	Number=Plur	8 characterises	obl
6	most	most	ADV	Degree=Sup	7 accurately	advmod
7	accurately	accurately	ADV	_	8 characterises	advmod
8	characterises	characteris	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
9	the	the	DET	Definite=Def PronType=Art	10 hazard	det
10	hazard	hazard	NOUN	Number=Sing	8 characterises	obj
11	of	of	SCONJ	_	12 combining	mark
12	combining	combine	VERB	VerbForm=Ger	10 hazard	acl
13	bleach	bleach	NOUN	Number=Sing	12 combining	obj
14	with	with	ADP	_	17 products	case
15	other	other	ADJ	Degree=Pos	17 products	amod
16	cleaning	cleaning	NOUN	Number=Sing	17 products	compound
17	products	product	NOUN	Number=Plur	12 combining	obl
18	?	?	PUNCT	_	8 characterises	punct

#	verb	tense, mood	who	what, whom	other	roles by
1	follow	gerund				vn occur-48.3-1 «NP V»: agent=Theme
2	characteris	present		the hazard	of the following statements; accurately property	tree rules
3	combine	gerund	the hazard not said here	bleach	with other cleaning products	vn mix-22.1-1-1 «NP V NP PP.co-patient»: agent=Agent bleach=Patient with product=Co-Patient

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

Certain combinations liberate poisonous gases

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Certain	certain	ADJ	Degree=Pos	2 combinations	amod
2	combinations	combination	NOUN	Number=Plur	3 liberate	nsubj
3	liberate	liberate	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
4	poisonous	poisonous	ADJ	Degree=Pos	5 gases	amod
5	gases	gas	NOUN	Number=Plur	3 liberate	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	liberate	present	Certain combinations	poisonous gases					vn steal-10.5 «NP V NP»: agent=Agent gas=Theme

Option 2

The combination merely diminishes the bleach's colour

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 combination	det
2	combination	combination	NOUN	Number=Sing	4 diminishes	nsubj
3	merely	merely	ADV	_	4 diminishes	advmod
4	diminishes	diminish	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
5	the	the	DET	Definite=Def PronType=Art	6 bleach	det
6	bleach	bleach	NOUN	Number=Sing	8 colour	nmod:poss
7	's	's	PART	_	6 bleach	case
8	colour	colour	NOUN	Number=Sing	4 diminishes	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	diminish	present	the combination	the bleach's colour				merely property	vn caused_calibratable_cos-45.6.2-1 «NP V NP.patient»: agent=Causer colour=Patient

Option 3

All such combinations are entirely harmless

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	All	all	DET	PronType=Tot	3 combinations	det
2	such	such	ADJ	Degree=Pos	3 combinations	amod
3	combinations	combination	NOUN	Number=Plur	6 harmless	nsubj
4	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	6 harmless	cop
5	entirely	entirely	ADV	_	6 harmless	advmod
6	harmless	harmless	ADJ	Degree=Pos	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	all such combinations					entirely, harmless property	tree rules

Option 4

The combination solely impairs the cleaning effect

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 combination	det
2	combination	combination	NOUN	Number=Sing	4 impairs	nsubj
3	solely	solely	ADV	_	4 impairs	advmod
4	impairs	impair	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
5	the	the	DET	Definite=Def PronType=Art	7 effect	det
6	cleaning	cleaning	NOUN	Number=Sing	7 effect	compound
7	effect	effect	NOUN	Number=Sing	4 impairs	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	impair	present	the combination	the cleaning effect				solely property	vn amuse-31.1 «NP V NP»: agent=Stimulus effect=Experiencer

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.

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