Exam question 2 · Babies, button batteries and magnets

Which of the following statements most accurately characterises the hazard occasioned by the ingestion of two small strong magnets?

Mova's choice: option 1 · The right answer: option 2 · wrong ✗ · What happens: follow, characteris, occasion, ingest · To what, where: hazard, two small strong magnets

This is exam question 2 of lesson 113 «Babies, button batteries and magnets» of the everyday 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	occasioned	occasion	VERB	Tense=Past VerbForm=Part Voice=Pass	10 hazard	acl
12	by	by	ADP	_	14 ingestion	case
13	the	the	DET	Definite=Def PronType=Art	14 ingestion	det
14	ingestion	ingestion	NOUN	Number=Sing	11 occasioned	obl
15	of	of	ADP	_	19 magnets	case
16	two	two	NUM	NumForm=Word NumType=Card	19 magnets	nummod
17	small	small	ADJ	Degree=Pos	19 magnets	amod
18	strong	strong	ADJ	Degree=Pos	19 magnets	amod
19	magnets	magnet	NOUN	Number=Plur	14 ingestion	nmod
20	?	?	PUNCT	_	8 characterises	punct

#	verb	tense, mood	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	occasion	participle	the hazard not said here	by the ingestion of two small strong magnets	tree rules
4	ingest		two small strong magnets		nom ingestion «act transitive»: of=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

They are dangerous solely if they are rusty

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	They	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	3 dangerous	nsubj
2	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 dangerous	cop
3	dangerous	dangerous	ADJ	Degree=Pos	root	root
4	solely	solely	ADV	_	8 rusty	advmod
5	if	if	SCONJ	_	8 rusty	mark
6	they	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	8 rusty	nsubj
7	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	8 rusty	cop
8	rusty	rusty	ADJ	Degree=Pos	3 dangerous	advcl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	They					dangerous property	tree rules
2	is a condition, not said to happen	present	they					rusty, solely property	tree rules

Option 2 · ✓ the right answer

They may attract through the gut walls and tear them

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	They	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	3 attract	nsubj
2	may	may	AUX	VerbForm=Fin	3 attract	aux
3	attract	attract	VERB	VerbForm=Inf	root	root
4	through	through	ADP	_	7 walls	case
5	the	the	DET	Definite=Def PronType=Art	7 walls	det
6	gut	gut	NOUN	Number=Sing	7 walls	compound
7	walls	wall	NOUN	Number=Plur	3 attract	obl
8	and	and	CCONJ	_	9 tear	cc
9	tear	tear	VERB	VerbForm=Inf	3 attract	conj
10	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	9 tear	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	attract	may	They			the gut walls			vn lure-59.3 «NP V NP»: agent=Agent
2	tear	infinitive	They not said here	walls = wall					vn run-51.3.2 «PP.location V NP»: agent=Initial_Location they=Theme

Option 3

They may interfere with the electricity of the stomach and stop it

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	They	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	3 interfere	nsubj
2	may	may	AUX	VerbForm=Fin	3 interfere	aux
3	interfere	interfere	VERB	VerbForm=Inf	root	root
4	with	with	ADP	_	6 electricity	case
5	the	the	DET	Definite=Def PronType=Art	6 electricity	det
6	electricity	electricity	NOUN	Number=Sing	3 interfere	obl
7	of	of	ADP	_	9 stomach	case
8	the	the	DET	Definite=Def PronType=Art	9 stomach	det
9	stomach	stomach	NOUN	Number=Sing	6 electricity	nmod
10	and	and	CCONJ	_	11 stop	cc
11	stop	stop	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 interfere	conj
12	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	11 stop	obj

#	verb	tense, mood	who	what, whom	other	roles by
1	interfere	may	They		with the electricity of the stomach	tree rules
2	stop	present	They not said here	stomach		vn stop-55.4-1-1 «NP V NP.eventuality»: agent=Subeventuality it=Eventuality
3	electrify			the stomach		nom electricity «phenomenon transitive»: of=patient

Option 4

They are wholly harmless and pass out unaltered

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	They	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	4 harmless	nsubj
2	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	4 harmless	cop
3	wholly	wholly	ADV	_	4 harmless	advmod
4	harmless	harmless	ADJ	Degree=Pos	root	root
5	and	and	CCONJ	_	6 pass	cc
6	pass	pass	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	4 harmless	conj
7	out	out	ADP	_	6 pass	compound:prt
8	unaltered	unaltered	ADJ	Degree=Pos	6 pass	xcomp

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	They					harmless, wholly property	tree rules
2	pass out	present	They not said here					unaltered property	vn change_bodily_state-40.8.4 «NP V»: agent=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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