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Test 2 · ★ · Magnets

Two ring magnets on a pencil float apart, one above the other. Why?

Mova's choice: option 3 · The right answer: option 4 · wrong ✗ · Who acts: Two ring magnets · What happens: float · To what, where: pencil

This is test 2 · ★ of lesson 81 «Magnets» of the world 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: Two ring magnets on a pencil float apart, one above the other.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Two	two	NUM	NumForm=Word NumType=Card	3 magnets	nummod
2	ring	ring	NOUN	Number=Sing	3 magnets	compound
3	magnets	magnet	NOUN	Number=Plur	7 float	nsubj
4	on	on	ADP	_	6 pencil	case
5	a	a	DET	Definite=Ind PronType=Art	6 pencil	det
6	pencil	pencil	NOUN	Number=Sing	7 float	obl
7	float	float	VERB	Mood=Imp VerbForm=Fin	root	root
8	apart	apart	ADV	_	7 float	advmod
9	,	,	PUNCT	_	10 one	punct
10	one	one	NUM	NumForm=Word NumType=Card	7 float	conj
11	above	above	ADP	_	13 other	case
12	the	the	DET	Definite=Def PronType=Art	13 other	det
13	other	other	ADJ	Degree=Pos	10 one	nmod
14	.	.	PUNCT	_	7 float	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	float	infinitive	Two ring magnets			a pencil		apart property	vn run-51.3.2-2 «NP V PP.location»: agent=Theme on pencil=Trajectory

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: Why?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	root	root
2	?	?	PUNCT	_	1 Why	punct

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

The options

Option 1

The pencil is pushing them up

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 pencil	det
2	pencil	pencil	NOUN	Number=Sing	4 pushing	nsubj
3	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 pushing	aux
4	pushing	push	VERB	Tense=Pres VerbForm=Part	root	root
5	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	4 pushing	obj
6	up	up	ADP	_	4 pushing	compound:prt

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	push up	present · progressive	the pencil	them = they					vn carry-11.4-1-1 «NP V NP»: agent=Agent they=Theme

Option 2

Air is trapped between them

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Air	air	NOUN	Number=Sing	3 trapped	nsubj:pass
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 trapped	aux:pass
3	trapped	trap	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
4	between	between	ADP	_	5 them	case
5	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	3 trapped	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	trap	present · passive		Air				between them = they	vn trick-59.2 «NP V NP»: subject=Patient

Option 3 · ← Mova's choice

Unlike poles are facing each other and attract

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Unlike	unlike	ADP	_	4 facing	mark
2	poles	pole	NOUN	Number=Plur	4 facing	nsubj
3	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	4 facing	aux
4	facing	face	VERB	Tense=Pres VerbForm=Part	root	root
5	each	each	DET	ExtPos=PRON PronType=Rcp	4 facing	obj
6	other	other	ADJ	Degree=Pos	5 each	fixed
7	and	and	CCONJ	_	8 attract	cc
8	attract	attract	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	4 facing	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	face	present · progressive	poles	each					vn fill-9.8-1 «NP V NP»: agent=Theme each=Destination
2	attract	present	poles not said here						vn lure-59.3 «NP V NP»: agent=Agent

Option 4 · ✓ the right answer

Like poles are facing each other and repel

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Like	like	SCONJ	_	4 facing	mark
2	poles	pole	NOUN	Number=Plur	4 facing	nsubj
3	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	4 facing	aux
4	facing	face	VERB	Tense=Pres VerbForm=Part	root	root
5	each	each	DET	ExtPos=PRON PronType=Rcp	4 facing	obj
6	other	other	ADJ	Degree=Pos	5 each	fixed
7	and	and	CCONJ	_	8 repel	cc
8	repel	repel	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	4 facing	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	face	present · progressive	poles	each					vn fill-9.8-1 «NP V NP»: agent=Theme each=Destination
2	repel	present	poles not said here						vn amuse-31.1 «NP V ADV-Middle»: 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.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/world/81-magnets/t2/