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Test 2 · Rust: iron's slow fire

You keep a nail in a sealed jar with a packet of drying crystals, which soak up any water. What will happen?

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: You, drying crystals · What happens: keep, seal, dry, soak up, happen · To what, where: nail, sealed jar, water

This is test 2 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: You keep a nail in a sealed jar with a packet of drying crystals, which soak up any water.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	You	you	PRON	Case=Nom Person=2 PronType=Prs	2 keep	nsubj
2	keep	keep	VERB	Mood=Ind Number=Sing Person=2 Tense=Pres VerbForm=Fin	root	root
3	a	a	DET	Definite=Ind PronType=Art	4 nail	det
4	nail	nail	NOUN	Number=Sing	2 keep	obj
5	in	in	ADP	_	8 jar	case
6	a	a	DET	Definite=Ind PronType=Art	8 jar	det
7	sealed	seal	VERB	Tense=Past VerbForm=Part Voice=Pass	8 jar	amod
8	jar	jar	NOUN	Number=Sing	2 keep	obl
9	with	with	ADP	_	11 packet	case
10	a	a	DET	Definite=Ind PronType=Art	11 packet	det
11	packet	packet	NOUN	Number=Sing	2 keep	obl
12	of	of	ADP	_	14 crystals	case
13	drying	dry	VERB	VerbForm=Ger	14 crystals	amod
14	crystals	crystal	NOUN	Number=Plur	11 packet	nmod
15	,	,	PUNCT	_	17 soak	punct
16	which	which	PRON	PronType=Rel	17 soak	nsubj
17	soak	soak	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	14 crystals	acl:relcl
18	up	up	ADP	_	17 soak	compound:prt
19	any	any	DET	PronType=Ind	20 water	det
20	water	water	NOUN	Number=Sing	17 soak	obj
21	.	.	PUNCT	_	2 keep	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	keep	present	You	a nail		a sealed jar		with a packet of drying crystals	vn keep-15.2 «NP V NP PP.location»: agent=Agent nail=Theme in jar=Location
2	seal	participle							vn tape-22.4 «NP V ADV-Middle»: agent=Patient
3	dry	gerund							vn other_cos-45.4-1 «NP.patient V»: agent=Patient
4	soak up	present	drying crystals	any water					vn wipe_manner-10.4.1 «NP V NP.source»: agent=Agent water=Source

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 will happen?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	What	what	PRON	PronType=Int	3 happen	nsubj
2	will	will	AUX	VerbForm=Fin	3 happen	aux
3	happen	happen	VERB	VerbForm=Inf	root	root
4	?	?	PUNCT	_	3 happen	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	happen	future							vn occur-48.3-1 «NP V»: agent=Theme

The options

Option 1 · ← Mova's choice

It will rust even faster than a nail left out in the rain

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	3 rust	nsubj
2	will	will	AUX	VerbForm=Fin	3 rust	aux
3	rust	rust	VERB	VerbForm=Inf	root	root
4	even	even	ADV	_	5 faster	advmod
5	faster	fast	ADV	Degree=Cmp	3 rust	advmod
6	than	than	ADP	_	8 nail	case
7	a	a	DET	Definite=Ind PronType=Art	8 nail	det
8	nail	nail	NOUN	Number=Sing	5 faster	obl
9	left	leave	VERB	Tense=Past VerbForm=Part Voice=Pass	8 nail	acl
10	out	out	ADP	_	9 left	compound:prt
11	in	in	ADP	_	13 rain	case
12	the	the	DET	Definite=Def PronType=Art	13 rain	det
13	rain	rain	NOUN	Number=Sing	9 left	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	rust	future	It					fast property	vn entity_specific_cos-45.5 «NP.patient V»: agent=Patient
2	leave out	participle		a nail not said here		the rain			vn neglect-75.1 «NP V NP»: agent=Agent

Option 2

It will turn green like copper

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	3 turn	nsubj
2	will	will	AUX	VerbForm=Fin	3 turn	aux
3	turn	turn	VERB	VerbForm=Inf	root	root
4	green	green	ADJ	Degree=Pos	3 turn	xcomp
5	like	like	ADP	_	6 copper	case
6	copper	copper	NOUN	Number=Sing	3 turn	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	turn	future	It					like copper; green property	vn roll-51.3.1 «NP.theme V»: agent=Theme

Option 3

It will rust only at night

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	3 rust	nsubj
2	will	will	AUX	VerbForm=Fin	3 rust	aux
3	rust	rust	VERB	VerbForm=Inf	root	root
4	only	only	ADV	_	3 rust	advmod
5	at	at	ADP	_	6 night	case
6	night	night	NOUN	Number=Sing	3 rust	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	rust	future	It				night		vn entity_specific_cos-45.5 «NP.patient V»: agent=Patient

Option 4 · ✓ the right answer

It will hardly rust, because there is no water

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 rust	nsubj
2	will	will	AUX	VerbForm=Fin	4 rust	aux
3	hardly	hardly	ADV	_	4 rust	advmod
4	rust	rust	VERB	VerbForm=Inf	root	root
5	,	,	PUNCT	_	8 is	punct
6	because	because	SCONJ	_	8 is	mark
7	there	there	PRON	PronType=Dem	8 is	expl
8	is	be	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 rust	advcl
9	no	no	DET	PronType=Neg	10 water	det
10	water	water	NOUN	Number=Sing	8 is	nsubj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	rust	future	It					hardly property	vn entity_specific_cos-45.5 «NP.patient V»: agent=Patient
2	be	present	no water			there			vn exist-47.1 «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/t2/