Test 12 · ★★★ · Thinking like a geographer: rivers, mountains and deserts

my sister says Antarctica can't be a desert cos it's all ice. true?

Mova's choice: option 3 · The right answer: option 3 · right ✓ · Who acts: sister, Antarctica, desert · What happens: say, not be, be · To what, where: desert · Speech: someone speaks here

This is test 12 · ★★★ of lesson 50 «Thinking like a geographer: rivers, mountains and deserts» 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

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	my	my	PRON	Case=Gen Number=Sing Person=1 Poss=Yes PronType=Prs	2 sister	nmod:poss
2	sister	sister	NOUN	Number=Sing	3 says	nsubj
3	says	say	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	Antarctica	Antarctica	PROPN	Number=Sing	9 desert	nsubj
5	ca	can	AUX	VerbForm=Fin	9 desert	aux
6	n't	not	PART	Polarity=Neg	9 desert	advmod
7	be	be	AUX	VerbForm=Inf	9 desert	cop
8	a	a	DET	Definite=Ind PronType=Art	9 desert	det
9	desert	desert	NOUN	Number=Sing	3 says	ccomp
10	cos	cos	SCONJ	_	14 ice	case
11	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	14 ice	nsubj
12	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	14 ice	cop
13	all	all	DET	PronType=Tot	14 ice	det
14	ice	ice	NOUN	Number=Sing	9 desert	nmod
15	.	.	PUNCT	_	9 desert	punct
16	true	true	ADJ	Degree=Pos	3 says	xcomp
17	?	?	PUNCT	_	3 says	punct

#	verb	tense, mood	who	what, whom	other	roles by
1	say speech: assert	present	my sister		true property	vn say-37.7-1-1 «NP V that S»: agent=Agent
2	not is a	can	Antarctica	a desert		tree rules
3	is	present	desert		cos all ice	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.

The options

Option 1

No, it is a desert only in summer

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	No	no	INTJ	Polarity=Neg	6 desert	discourse
2	,	,	PUNCT	_	1 No	punct
3	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	6 desert	nsubj
4	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	6 desert	cop
5	a	a	DET	Definite=Ind PronType=Art	6 desert	det
6	desert	desert	NOUN	Number=Sing	root	root
7	only	only	ADV	_	9 summer	advmod
8	in	in	ADP	_	9 summer	case
9	summer	summer	NOUN	Number=Sing	6 desert	obl:unmarked

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present	it	a desert			summer		tree rules

Option 2

Yes, ice makes it the wettest place

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Yes	yes	INTJ	Polarity=Pos	4 makes	discourse
2	,	,	PUNCT	_	1 Yes	punct
3	ice	ice	NOUN	Number=Sing	4 makes	nsubj
4	makes	make	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
5	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	4 makes	obj
6	the	the	DET	Definite=Def PronType=Art	8 place	det
7	wettest	wet	ADJ	Degree=Sup	8 place	amod
8	place	place	NOUN	Number=Sing	4 makes	xcomp

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

Option 3 · ← Mova's choice · ✓ the right answer

No, a desert is a place with very little rain or snow, so it is one

The tree, 16 words

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	No	no	INTJ	Polarity=Neg	7 place	discourse
2	,	,	PUNCT	_	1 No	punct
3	a	a	DET	Definite=Ind PronType=Art	4 desert	det
4	desert	desert	NOUN	Number=Sing	7 place	nsubj
5	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	7 place	cop
6	a	a	DET	Definite=Ind PronType=Art	7 place	det
7	place	place	NOUN	Number=Sing	root	root
8	with	with	ADP	_	11 rain	case
9	very	very	ADV	_	10 little	advmod
10	little	little	ADJ	Degree=Pos	11 rain	amod
11	rain	rain	NOUN	Number=Sing	7 place	nmod
12	or	or	CCONJ	_	13 snow	cc
13	snow	snow	NOUN	Number=Sing	11 rain	conj
14	,	,	PUNCT	_	18 one	punct
15	so	so	ADV	_	18 one	advmod
16	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	18 one	nsubj
17	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	18 one	cop
18	one	one	NUM	NumForm=Word NumType=Card	7 place	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present	a desert	a place				with little rain or snow	tree rules
2	is a	present	desert	one					tree rules

Option 4

Yes, deserts must be hot and sandy

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Yes	yes	INTJ	Polarity=Pos	6 hot	discourse
2	,	,	PUNCT	_	1 Yes	punct
3	deserts	desert	NOUN	Number=Plur	6 hot	nsubj
4	must	must	AUX	VerbForm=Fin	6 hot	aux
5	be	be	AUX	VerbForm=Inf	6 hot	cop
6	hot	hot	ADJ	Degree=Pos	root	root
7	and	and	CCONJ	_	8 sandy	cc
8	sandy	sandy	ADJ	Degree=Pos	6 hot	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	must	deserts					hot property	tree rules
2	be		deserts not said here						tree rules

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/50-why-the-earth-is-so/t12/