Test 8 · ★ · Recycling: giving materials a second life

If paper could be recycled forever, why do we still need new wood pulp?

Mova's choice: option 2 · The right answer: option 2 · right ✓ · Who acts: we · What happens: recycle, need · To what, where: paper, new wood pulp

This is test 8 · ★ of lesson 32 «Recycling: giving materials a second life» 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

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	If	if	SCONJ	_	5 recycled	mark
2	paper	paper	NOUN	Number=Sing	5 recycled	nsubj:pass
3	could	could	AUX	VerbForm=Fin	5 recycled	aux
4	be	be	AUX	VerbForm=Inf	5 recycled	aux:pass
5	recycled	recycle	VERB	Tense=Past VerbForm=Part Voice=Pass	12 need	advcl
6	forever	forever	ADV	_	5 recycled	advmod
7	,	,	PUNCT	_	5 recycled	punct
8	why	why	ADV	PronType=Int	12 need	advmod
9	do	do	AUX	Mood=Ind Number=Plur Person=1 Tense=Pres VerbForm=Fin	12 need	aux
10	we	we	PRON	Case=Nom Number=Plur Person=1 PronType=Prs	12 need	nsubj
11	still	still	ADV	_	12 need	advmod
12	need	need	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
13	new	new	ADJ	Degree=Pos	15 pulp	amod
14	wood	wood	NOUN	Number=Sing	15 pulp	compound
15	pulp	pulp	NOUN	Number=Sing	12 need	obj
16	?	?	PUNCT	_	12 need	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	recycle a condition, not said to happen	could · passive		paper				forever property	tree rules
2	need	present · do-support	we	new wood pulp			still		vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot pulp=Theme

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.

The options

Option 1

Wood pulp is the only real paper

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Wood	wood	NOUN	Number=Sing	2 pulp	compound
2	pulp	pulp	NOUN	Number=Sing	7 paper	nsubj
3	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	7 paper	cop
4	the	the	DET	Definite=Def PronType=Art	7 paper	det
5	only	only	ADJ	Degree=Pos	7 paper	amod
6	real	real	ADJ	Degree=Pos	7 paper	amod
7	paper	paper	NOUN	Number=Sing	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present	Wood pulp	the only real paper					tree rules

Option 2 · ← Mova's choice · ✓ the right answer

Fibres get too short after a few times

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Fibres	fibre	NOUN	Number=Plur	2 get	nsubj
2	get	get	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	too	too	ADV	_	4 short	advmod
4	short	short	ADJ	Degree=Pos	2 get	xcomp
5	after	after	ADP	_	8 times	case
6	a	a	DET	Definite=Ind PronType=Art	8 times	det
7	few	few	ADJ	Degree=Pos	8 times	amod
8	times	time	NOUN	Number=Plur	2 get	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	get	present	Fibres				time	short property	vn comprehend-87.2-1 «NP V S_ING»: agent=Experiencer

Option 3

Old paper turns to ink

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Old	old	ADJ	Degree=Pos	2 paper	amod
2	paper	paper	NOUN	Number=Sing	3 turns	nsubj
3	turns	turn	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	to	to	PART	_	5 ink	mark
5	ink	ink	NOUN	Number=Sing	3 turns	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	turn	present	Old paper	ink					vn roll-51.3.1 «NP V NP.theme»: agent=Agent ink=Theme

Option 4

New trees make paper whiter

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	New	new	ADJ	Degree=Pos	2 trees	amod
2	trees	tree	NOUN	Number=Plur	3 make	nsubj
3	make	make	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
4	paper	paper	NOUN	Number=Sing	3 make	obj
5	whiter	white	ADJ	Degree=Cmp	3 make	xcomp

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	make	present	New trees	paper				white property	vn build-26.1-1 «NP.asset V NP»: agent=Asset paper=Product

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/32-recycling-second-life/t8/