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Test 1 · ★ · Magnets

You have a mix of steel pins and sand. How could you separate them?

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: You · What happens: have, separate · To what, where: mix, pins

This is test 1 · ★ 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: You have a mix of steel pins and sand.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	You	you	PRON	Case=Nom Person=2 PronType=Prs	2 have	nsubj
2	have	have	VERB	Mood=Ind Number=Sing Person=2 Tense=Pres VerbForm=Fin	root	root
3	a	a	DET	Definite=Ind PronType=Art	4 mix	det
4	mix	mix	NOUN	Number=Sing	2 have	obj
5	of	of	ADP	_	7 pins	case
6	steel	steel	NOUN	Number=Sing	7 pins	compound
7	pins	pin	NOUN	Number=Plur	4 mix	nmod
8	and	and	CCONJ	_	9 sand	cc
9	sand	sand	NOUN	Number=Sing	7 pins	conj
10	.	.	PUNCT	_	2 have	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	have	present	You	a mix of steel pins and sand					vn birth-28.2-1 «NP V NP»: agent=Agent mix=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.

Sentence 2: How could you separate them?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	How	how	ADV	PronType=Int	4 separate	advmod
2	could	could	AUX	VerbForm=Fin	4 separate	aux
3	you	you	PRON	Case=Nom Person=2 PronType=Prs	4 separate	nsubj
4	separate	separate	VERB	VerbForm=Inf	root	root
5	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	4 separate	obj
6	?	?	PUNCT	_	4 separate	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	separate	could	you	pins = pin					vn separate-23.1-1-1 «NP V NP»: agent=Agent they=Patient

The options

Option 1 · ← Mova's choice

Shake them until the sand floats

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Shake	shake	VERB	Mood=Imp VerbForm=Fin	root	root
2	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	1 Shake	obj
3	until	until	SCONJ	_	6 floats	mark
4	the	the	DET	Definite=Def PronType=Art	5 sand	det
5	sand	sand	NOUN	Number=Sing	6 floats	nsubj
6	floats	float	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	1 Shake	advcl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	shake	imperative	you not said here	them = they					vn shake-22.3-2 «NP V NP together»: agent=Agent they=Patient
2	float	present	the sand						vn run-51.3.2-2 «NP V»: agent=Theme

Option 2

Heat them until the sand burns

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Heat	heat	VERB	Number=Sing	root	root
2	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	1 Heat	obj
3	until	until	SCONJ	_	6 burns	mark
4	the	the	DET	Definite=Def PronType=Art	5 sand	det
5	sand	sand	NOUN	Number=Sing	6 burns	nsubj
6	burns	burn	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	1 Heat	advcl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	heat	imperative	you not said here	them = they					vn cooking-45.3 «NP V NP.patient»: agent=Agent they=Patient
2	burn	present	the sand						vn light_emission-43.1 «NP V»: agent=Theme

Option 3

Pour water to melt the pins

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Pour	pour	VERB	Mood=Imp VerbForm=Fin	root	root
2	water	water	NOUN	Number=Sing	1 Pour	obj
3	to	to	PART	_	4 melt	mark
4	melt	melt	VERB	VerbForm=Inf	1 Pour	advcl
5	the	the	DET	Definite=Def PronType=Art	6 pins	det
6	pins	pin	NOUN	Number=Plur	4 melt	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	pour	imperative	you not said here	water					vn preparing-26.3-2 «NP V NP»: agent=Agent water=Patient
2	melt	to-infinitive	you not said here	the pins					vn other_cos-45.4-1 «NP V NP ADJ»: agent=Patient pin=Result

Option 4 · ✓ the right answer

Pull the pins out with a magnet

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Pull	pull	VERB	Mood=Imp VerbForm=Fin	root	root
2	the	the	DET	Definite=Def PronType=Art	3 pins	det
3	pins	pin	NOUN	Number=Plur	1 Pull	obj
4	out	out	ADV	_	1 Pull	advmod
5	with	with	ADP	_	7 magnet	case
6	a	a	DET	Definite=Ind PronType=Art	7 magnet	det
7	magnet	magnet	NOUN	Number=Sing	1 Pull	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	pull out	imperative	you not said here	the pins				with a magnet; out property	tree rules

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/t1/