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Test 5 · ★ · Living with friction: oil, wheels and grip

In a cartoon a cat slides across the kitchen on a banana skin. Why is a banana skin slippery?

Mova's choice: option 4 · The right answer: option 4 · right ✓ · Who acts: cat, banana skin · What happens: slide, be · To what, where: cartoon

This is test 5 · ★ of lesson 7 «Living with friction: oil, wheels and grip» 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: In a cartoon a cat slides across the kitchen on a banana skin.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	In	in	ADP	_	3 cartoon	case
2	a	a	DET	Definite=Ind PronType=Art	3 cartoon	det
3	cartoon	cartoon	NOUN	Number=Sing	6 slides	obl
4	a	a	DET	Definite=Ind PronType=Art	5 cat	det
5	cat	cat	NOUN	Number=Sing	6 slides	nsubj
6	slides	slide	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
7	across	across	ADP	_	9 kitchen	case
8	the	the	DET	Definite=Def PronType=Art	9 kitchen	det
9	kitchen	kitchen	NOUN	Number=Sing	6 slides	obl
10	on	on	ADP	_	13 skin	case
11	a	a	DET	Definite=Ind PronType=Art	13 skin	det
12	banana	banana	NOUN	Number=Sing	13 skin	compound
13	skin	skin	NOUN	Number=Sing	6 slides	obl
14	.	.	PUNCT	_	6 slides	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	slide	present	a cat			a cartoon		across the kitchen; on a banana skin	vn roll-51.3.1 «NP.theme V PP.source PP.trajectory PP.destination»: agent=Theme in cartoon=Source across kitchen=Trajectory on skin=Destination

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 is a banana skin slippery?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	6 slippery	advmod
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	6 slippery	cop
3	a	a	DET	Definite=Ind PronType=Art	5 skin	det
4	banana	banana	NOUN	Number=Sing	5 skin	compound
5	skin	skin	NOUN	Number=Sing	6 slippery	nsubj
6	slippery	slippery	ADJ	Degree=Pos	root	root
7	?	?	PUNCT	_	6 slippery	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	a banana skin					slippery property	tree rules

The options

Option 1

The banana skin bounces you up into the air

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	3 skin	det
2	banana	banana	NOUN	Number=Sing	3 skin	compound
3	skin	skin	NOUN	Number=Sing	4 bounces	nsubj
4	bounces	bounce	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
5	you	you	PRON	Case=Acc Person=2 PronType=Prs	4 bounces	obj
6	up	up	ADP	_	4 bounces	compound:prt
7	into	into	ADP	_	9 air	case
8	the	the	DET	Definite=Def PronType=Art	9 air	det
9	air	air	NOUN	Number=Sing	4 bounces	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	bounce up	present	the banana skin	you		the air			vn run-51.3.2-2 «NP V NP PP.trajectory»: agent=Agent you=Theme into air=Trajectory

Option 2

Bananas are lighter than air

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Bananas	banana	NOUN	Number=Plur	3 lighter	nsubj
2	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 lighter	cop
3	lighter	light	ADJ	Degree=Cmp	root	root
4	than	than	ADP	_	5 air	case
5	air	air	NOUN	Number=Sing	3 lighter	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Bananas					than air; light property	tree rules

Option 3

Bananas are always magnetic

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Bananas	banana	NOUN	Number=Plur	4 magnetic	nsubj
2	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	4 magnetic	cop
3	always	always	ADV	PronType=Tot	4 magnetic	advmod
4	magnetic	magnetic	ADJ	Degree=Pos	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Bananas					always, magnetic property	tree rules

Option 4 · ← Mova's choice · ✓ the right answer

It puts a slippery layer under your foot

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	It	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	2 puts	nsubj
2	puts	put	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	a	a	DET	Definite=Ind PronType=Art	5 layer	det
4	slippery	slippery	ADJ	Degree=Pos	5 layer	amod
5	layer	layer	NOUN	Number=Sing	2 puts	obj
6	under	under	ADP	_	8 foot	case
7	your	your	PRON	Case=Gen Person=2 Poss=Yes PronType=Prs	8 foot	nmod:poss
8	foot	foot	NOUN	Number=Sing	2 puts	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	put	present	It	a slippery layer		your foot			vn put-9.1-2 «NP V NP PP.destination»: agent=Agent layer=Theme under foot=Destination

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/7-living-with-friction/t5/