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Test 4 · Friction: the grip that stops and helps

A heavy box will not slide across the carpet. What trick helps most?

Mova's choice: option 1 · The right answer: option 1 · right ✓ · Who acts: heavy box, trick · What happens: not slide, help · To what, where: carpet

This is test 4 of lesson 6 «Friction: the grip that stops and helps» of the physics 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: A heavy box will not slide across the carpet.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	3 box	det
2	heavy	heavy	ADJ	Degree=Pos	3 box	amod
3	box	box	NOUN	Number=Sing	6 slide	nsubj
4	will	will	AUX	VerbForm=Fin	6 slide	aux
5	not	not	PART	Polarity=Neg	6 slide	advmod
6	slide	slide	VERB	VerbForm=Inf	root	root
7	across	across	ADP	_	9 carpet	case
8	the	the	DET	Definite=Def PronType=Art	9 carpet	det
9	carpet	carpet	NOUN	Number=Sing	6 slide	obl
10	.	.	PUNCT	_	6 slide	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not slide	future	a heavy box			the carpet			vn run-51.3.2-2 «NP V PP.location»: agent=Theme across carpet=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: What trick helps most?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	What	what	DET	PronType=Int	2 trick	det
2	trick	trick	NOUN	Number=Sing	3 helps	nsubj
3	helps	help	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	most	most	ADV	Degree=Sup	3 helps	advmod
5	?	?	PUNCT	_	3 helps	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	help	present	what trick						vn help-72.1-1-1 «NP V PP.theme»: agent=Agent

The options

Option 1 · ← Mova's choice · ✓ the right answer

Put it on a rug and drag the rug on a smooth floor

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Put	put	VERB	Mood=Imp VerbForm=Fin	root	root
2	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	1 Put	obj
3	on	on	ADP	_	5 rug	case
4	a	a	DET	Definite=Ind PronType=Art	5 rug	det
5	rug	rug	NOUN	Number=Sing	1 Put	obl
6	and	and	CCONJ	_	7 drag	cc
7	drag	drag	VERB	Mood=Imp VerbForm=Fin	1 Put	conj
8	the	the	DET	Definite=Def PronType=Art	9 rug	det
9	rug	rug	NOUN	Number=Sing	7 drag	obj
10	on	on	ADP	_	13 floor	case
11	a	a	DET	Definite=Ind PronType=Art	13 floor	det
12	smooth	smooth	ADJ	Degree=Pos	13 floor	amod
13	floor	floor	NOUN	Number=Sing	7 drag	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	put	imperative	you not said here	it		a rug			vn put-9.1-2 «NP V PP.destination NP»: agent=Agent it=Theme on rug=Destination
2	drag	infinitive	you not said here	the rug		a smooth floor			vn carry-11.4 «NP V NP»: agent=Agent rug=Theme

Option 2

Add more weight on top

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Add	add	VERB	Mood=Imp VerbForm=Fin	root	root
2	more	more	ADJ	Degree=Cmp	3 weight	amod
3	weight	weight	NOUN	Number=Sing	1 Add	obj
4	on	on	ADP	_	5 top	case
5	top	top	NOUN	Number=Sing	1 Add	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	add speech: assert	imperative	you not said here	more weight		top			vn mix-22.1-2 «NP V NP»: agent=Agent weight=Patient

Option 3

Wet the carpet first

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Wet	wet	VERB	Mood=Imp VerbForm=Fin	root	root
2	the	the	DET	Definite=Def PronType=Art	3 carpet	det
3	carpet	carpet	NOUN	Number=Sing	1 Wet	obj
4	first	first	ADV	NumForm=Word NumType=Ord	1 Wet	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	wet	imperative	you not said here	the carpet				first property	vn other_cos-45.4 «NP V NP.patient»: agent=Agent carpet=Patient

Option 4

Push it harder from the top

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Push	push	VERB	Mood=Imp VerbForm=Fin	root	root
2	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	1 Push	obj
3	harder	hard	ADV	Degree=Cmp	1 Push	advmod
4	from	from	ADP	_	6 top	case
5	the	the	DET	Definite=Def PronType=Art	6 top	det
6	top	top	NOUN	Number=Sing	1 Push	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	push	imperative	you not said here	it		the top		hard property	vn funnel-9.3-1-1 «NP V NP PP.trajectory»: agent=Agent it=Theme from top=Trajectory

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/physics/6-friction-the-grip/t4/