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Test 3 · ★ · Deserts, rainforests and grasslands

People cut down a patch of rainforest and plant crops, but after a few years the crops grow badly. Why?

Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · Who acts: People, crops · What happens: cut down, grow · To what, where: patch

This is test 3 · ★ of lesson 66 «Deserts, rainforests and grasslands» of the world 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: People cut down a patch of rainforest and plant crops, but after a few years the crops grow badly.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	People	people	NOUN	Number=Plur	2 cut	nsubj
2	cut	cut	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	down	down	ADP	_	2 cut	compound:prt
4	a	a	DET	Definite=Ind PronType=Art	5 patch	det
5	patch	patch	NOUN	Number=Sing	2 cut	obj
6	of	of	ADP	_	7 rainforest	case
7	rainforest	rainforest	NOUN	Number=Sing	5 patch	nmod
8	and	and	CCONJ	_	10 crops	cc
9	plant	plant	NOUN	Number=Sing	10 crops	compound
10	crops	crop	NOUN	Number=Plur	7 rainforest	conj
11	,	,	PUNCT	_	19 grow	punct
12	but	but	CCONJ	_	19 grow	cc
13	after	after	ADP	_	16 years	case
14	a	a	DET	Definite=Ind PronType=Art	16 years	det
15	few	few	ADJ	Degree=Pos	16 years	amod
16	years	year	NOUN	Number=Plur	19 grow	obl
17	the	the	DET	Definite=Def PronType=Art	18 crops	det
18	crops	crop	NOUN	Number=Plur	19 grow	nsubj
19	grow	grow	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	2 cut	conj
20	badly	badly	ADV	Degree=Pos	19 grow	advmod
21	.	.	PUNCT	_	2 cut	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	cut down	present	People	a patch of rainforest and plant crops					vn build-26.1-1 «NP V NP»: agent=Agent patch=Product
2	grow	present	the crops				year	badly property	vn appear-48.1.1 «NP V»: agent=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.

Sentence 2: Why?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	root	root
2	?	?	PUNCT	_	1 Why	punct

The frames reader finds no event or fact in this sentence.

The options

Option 1 · ← Mova's choice

It stops raining in the rainforest forever

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 stops	nsubj
2	stops	stop	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	raining	rain	VERB	VerbForm=Ger	2 stops	xcomp
4	in	in	ADP	_	6 rainforest	case
5	the	the	DET	Definite=Def PronType=Art	6 rainforest	det
6	rainforest	rainforest	NOUN	Number=Sing	3 raining	obl
7	forever	forever	ADV	_	3 raining	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	stop	present	It						vn stop-55.4-1-1 «NP V S_ING»: agent=Affector clause=Eventuality
2	rain	gerund				the rainforest		forever property	vn weather-57 «It V PP.theme»

Option 2

The soil gets too rich for crops

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 soil	det
2	soil	soil	NOUN	Number=Sing	3 gets	nsubj
3	gets	get	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	too	too	ADV	_	5 rich	advmod
5	rich	rich	ADJ	Degree=Pos	3 gets	xcomp
6	for	for	ADP	_	7 crops	case
7	crops	crop	NOUN	Number=Plur	5 rich	obl

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

Option 3 · ✓ the right answer

The poor soil quickly loses its few nutrients once the forest is gone

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	3 soil	det
2	poor	poor	ADJ	Degree=Pos	3 soil	amod
3	soil	soil	NOUN	Number=Sing	5 loses	nsubj
4	quickly	quickly	ADV	_	5 loses	advmod
5	loses	lose	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
6	its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	8 nutrients	nmod:poss
7	few	few	ADJ	Degree=Pos	8 nutrients	amod
8	nutrients	nutrient	NOUN	Number=Plur	5 loses	obj
9	once	once	SCONJ	_	13 gone	mark
10	the	the	DET	Definite=Def PronType=Art	11 forest	det
11	forest	forest	NOUN	Number=Sing	13 gone	nsubj
12	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	13 gone	cop
13	gone	gone	ADJ	Degree=Pos	5 loses	advcl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	lose	present	the poor soil	soil's few nutrients				quickly property	vn succeed-74-3-1 «NP V NP»: agent=Agent nutrient=Eventuality
2	is	present	the forest					gone property	tree rules

Option 4

The sunlight becomes too weak

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 sunlight	det
2	sunlight	sunlight	NOUN	Number=Sing	3 becomes	nsubj
3	becomes	become	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	too	too	ADV	_	5 weak	advmod
5	weak	weak	ADJ	Degree=Pos	3 becomes	xcomp

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	become	present	the sunlight					weak property	vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient

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/world/66-deserts-rainforests-grasslands/t3/