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Test 1 · Rust: iron's slow fire

Max reckons rust is just orange dirt stuck on the bike, wash it and it's fine. What's true?

Mova's choice: option 1 · The right answer: option 1 · right ✓ · Who acts: Max, rust · What happens: reckon, be, stick, wash · To what, where: orange dirt, bike, rust

This is test 1 of lesson 13 «Rust: iron's slow fire» of the chemistry 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: Max reckons rust is just orange dirt stuck on the bike, wash it and it's fine.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Max	Max	PROPN	Number=Sing	2 reckons	nsubj
2	reckons	reckon	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	rust	rust	NOUN	Number=Sing	7 dirt	nsubj
4	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	7 dirt	cop
5	just	just	ADV	_	7 dirt	advmod
6	orange	orange	ADJ	Degree=Pos	7 dirt	amod
7	dirt	dirt	NOUN	Number=Sing	2 reckons	ccomp
8	stuck	stick	VERB	Tense=Past VerbForm=Part Voice=Pass	7 dirt	acl
9	on	on	ADP	_	11 bike	case
10	the	the	DET	Definite=Def PronType=Art	11 bike	det
11	bike	bike	NOUN	Number=Sing	8 stuck	obl
12	,	,	PUNCT	_	13 wash	punct
13	wash	wash	VERB	VerbForm=Inf	2 reckons	parataxis
14	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	13 wash	obj
15	and	and	CCONJ	_	18 fine	cc
16	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	18 fine	expl
17	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	18 fine	cop
18	fine	fine	ADJ	Degree=Pos	13 wash	conj
19	.	.	PUNCT	_	2 reckons	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	reckon	present	Max						vn consider-29.9-1 «NP V how S»: agent=Agent
2	is a	present	rust	orange dirt					tree rules
3	stick	participle		orange dirt not said here		the bike			vn spray-9.7-1 «NP V PP.destination»: agent=Theme on bike=Destination
4	wash	infinitive		rust					vn floss-41.2.1 «NP V NP»: agent=Agent it=Patient
5	is	present						fine property	tree rules

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's true?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	What	what	PRON	PronType=Int	3 true	nsubj
2	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 true	cop
3	true	true	ADJ	Degree=Pos	root	root
4	?	?	PUNCT	_	3 true	punct

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

The options

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

Rust is a new substance made from the iron itself

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Rust	rust	NOUN	Number=Sing	5 substance	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 substance	cop
3	a	a	DET	Definite=Ind PronType=Art	5 substance	det
4	new	new	ADJ	Degree=Pos	5 substance	amod
5	substance	substance	NOUN	Number=Sing	root	root
6	made	make	VERB	Tense=Past VerbForm=Part Voice=Pass	5 substance	acl
7	from	from	ADP	_	9 iron	case
8	the	the	DET	Definite=Def PronType=Art	9 iron	det
9	iron	iron	NOUN	Number=Sing	6 made	obl
10	itself	itself	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Emp Reflex=Yes	9 iron	nmod:unmarked

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present	Rust	a new substance					tree rules
2	make	participle		a new substance not said here		the iron Rust			vn build-26.1-1 «NP.asset V PP»: agent=Asset from iron=Material

Option 2

He's right, it is just road dust that sticks to the wet metal

The tree, 14 words

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	He	he	PRON	Case=Nom Gender=Masc Number=Sing Person=3 PronType=Prs	3 right	nsubj
2	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 right	cop
3	right	right	ADJ	Degree=Pos	root	root
4	,	,	PUNCT	_	9 dust	punct
5	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	9 dust	nsubj
6	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	9 dust	cop
7	just	just	ADV	_	9 dust	advmod
8	road	road	NOUN	Number=Sing	9 dust	compound
9	dust	dust	NOUN	Number=Sing	3 right	parataxis
10	that	that	PRON	PronType=Rel	11 sticks	nsubj
11	sticks	stick	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	9 dust	acl:relcl
12	to	to	ADP	_	15 metal	case
13	the	the	DET	Definite=Def PronType=Art	15 metal	det
14	wet	wet	ADJ	Degree=Pos	15 metal	amod
15	metal	metal	NOUN	Number=Sing	11 sticks	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	He					right property	tree rules
2	is a	present	it	road dust					tree rules
3	stick	present	road dust					to the wet metal	vn shake-22.3-2 «NP V NP PP»: agent=Agent to metal=Co-Patient

Option 3

It is a mould that grows on wet metal

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	4 mould	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 mould	cop
3	a	a	DET	Definite=Ind PronType=Art	4 mould	det
4	mould	mould	NOUN	Number=Sing	root	root
5	that	that	PRON	PronType=Rel	6 grows	nsubj
6	grows	grow	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 mould	acl:relcl
7	on	on	ADP	_	9 metal	case
8	wet	wet	ADJ	Degree=Pos	9 metal	amod
9	metal	metal	NOUN	Number=Sing	6 grows	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present	It	a mould					tree rules
2	grow	present	a mould			wet metal			vn appear-48.1.1 «NP V PP.location»: agent=Theme on metal=Location

Option 4

It is old paint that has gone orange

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	4 paint	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 paint	cop
3	old	old	ADJ	Degree=Pos	4 paint	amod
4	paint	paint	NOUN	Number=Sing	root	root
5	that	that	PRON	PronType=Rel	7 gone	nsubj
6	has	have	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	7 gone	aux
7	gone	go	VERB	Tense=Past VerbForm=Part	4 paint	acl:relcl
8	orange	orange	ADJ	Degree=Pos	7 gone	xcomp

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present	It	old paint					tree rules
2	go	present · perfect	old paint					orange property	vn disappearance-48.2-1 «NP V»: agent=Theme

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/chemistry/13-rust-irons-slow-fire/t1/