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Test 3 · ★★★ · Olympiad: everyday chemistry detectives ★★★

Ruby reckons "rust gives you tetanus, so rusty stuff is poison." Which answer puts her right?

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: Ruby, rust, rusty stuff, answer · What happens: reckon, give, be, put · To what, where: tetanus, you, poison, right

This is test 3 · ★★★ of lesson 37 «Olympiad: everyday chemistry detectives ★★★» 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: Ruby reckons "rust gives you tetanus, so rusty stuff is poison."

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Ruby	Ruby	PROPN	Number=Sing	2 reckons	nsubj
2	reckons	reckon	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	"	"	PUNCT	_	5 gives	punct
4	rust	rust	NOUN	Number=Sing	5 gives	nsubj
5	gives	give	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	2 reckons	conj
6	you	you	PRON	Case=Acc Person=2 PronType=Prs	5 gives	iobj
7	tetanus	tetanus	NOUN	Number=Sing	5 gives	obj
8	,	,	PUNCT	_	13 poison	punct
9	so	so	ADV	_	13 poison	advmod
10	rusty	rusty	ADJ	Degree=Pos	11 stuff	amod
11	stuff	stuff	NOUN	Number=Sing	13 poison	nsubj
12	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	13 poison	cop
13	poison	poison	NOUN	Number=Sing	2 reckons	obl
14	.	.	PUNCT	_	2 reckons	punct
15	"	"	PUNCT	_	2 reckons	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	reckon	present	Ruby						vn consider-29.9-1 «NP V how S»: agent=Agent
2	give in a quote	present	rust	tetanus	you				vn give-13.1-1 «NP V NP-Dative NP»: agent=Agent you=Recipient tetanus=Theme
3	is a in a quote	present	rusty stuff	poison					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: Which answer puts her right?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Which	which	DET	PronType=Int	2 answer	det
2	answer	answer	NOUN	Number=Sing	3 puts	nsubj
3	puts	put	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	her	her	PRON	Case=Gen Gender=Fem Number=Sing Person=3 Poss=Yes PronType=Prs	5 right	nmod:poss
5	right	right	NOUN	Number=Sing	3 puts	obj
6	?	?	PUNCT	_	3 puts	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	put	present	which answer	answer's right					vn invest-13.5.4-1 «NP V PP»: agent=Agent right=Goal

The options

Option 1 · ← Mova's choice

She's right; the rust itself is the germ

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	She	she	PRON	Case=Nom Gender=Fem 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	_	10 germ	punct
5	the	the	DET	Definite=Def PronType=Art	6 rust	det
6	rust	rust	NOUN	Number=Sing	10 germ	nsubj
7	itself	itself	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Emp Reflex=Yes	6 rust	nmod:unmarked
8	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	10 germ	cop
9	the	the	DET	Definite=Def PronType=Art	10 germ	det
10	germ	germ	NOUN	Number=Sing	3 right	parataxis

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	She					right property	tree rules
2	is a	present	the rust rust	the germ					tree rules

Option 2

Rust is safe; only shiny metal causes it

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Rust	rust	NOUN	Number=Sing	3 safe	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 safe	cop
3	safe	safe	ADJ	Degree=Pos	root	root
4	;	;	PUNCT	_	8 causes	punct
5	only	only	ADV	_	6 shiny	advmod
6	shiny	shiny	ADJ	Degree=Pos	7 metal	amod
7	metal	metal	NOUN	Number=Sing	8 causes	nsubj
8	causes	cause	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 safe	conj
9	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	8 causes	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Rust					safe property	tree rules
2	cause	present	shiny metal	Rust					vn engender-27.1-1 «NP V NP»: agent=Precondition it=Patient

Option 3

Tetanus floats in the air of rusty sheds

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Tetanus	tetanus	NOUN	Number=Sing	2 floats	nsubj
2	floats	float	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	in	in	ADP	_	5 air	case
4	the	the	DET	Definite=Def PronType=Art	5 air	det
5	air	air	NOUN	Number=Sing	2 floats	obl
6	of	of	ADP	_	8 sheds	case
7	rusty	rusty	ADJ	Degree=Pos	8 sheds	amod
8	sheds	shed	NOUN	Number=Plur	5 air	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	float	present	Tetanus			the air of rusty sheds			vn run-51.3.2-2 «NP V PP.location»: agent=Theme in air=Trajectory

Option 4 · ✓ the right answer

Tetanus is a germ in dirt; a deep cut from anything dirty can let it in

The tree, 16 words

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Tetanus	tetanus	NOUN	Number=Sing	4 germ	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 germ	cop
3	a	a	DET	Definite=Ind PronType=Art	4 germ	det
4	germ	germ	NOUN	Number=Sing	15 let	nsubj
5	in	in	ADP	_	6 dirt	case
6	dirt	dirt	NOUN	Number=Sing	4 germ	nmod
7	;	;	PUNCT	_	10 cut	punct
8	a	a	DET	Definite=Ind PronType=Art	10 cut	det
9	deep	deep	ADJ	Degree=Pos	10 cut	amod
10	cut	cut	NOUN	Number=Sing	4 germ	appos
11	from	from	ADP	_	12 anything	case
12	anything	anything	PRON	Number=Sing PronType=Ind	10 cut	nmod
13	dirty	dirty	ADJ	Degree=Pos	12 anything	amod
14	can	can	AUX	VerbForm=Fin	15 let	aux
15	let	let	VERB	VerbForm=Inf	root	root
16	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	15 let	obj
17	in	in	ADP	_	15 let	compound:prt

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present	Tetanus	a germ		dirt			tree rules
2	let in	can	a germ	Tetanus					vn give-13.1-1 «NP V NP»: agent=Agent it=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/37-olympiad-everyday-chemistry-detectives/t3/