Test 2 · ★★★ · Winds, monsoons and ocean currents

My cousin swears the toilet flushes backwards in Australia cos of the Earth spinning. True?

Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · Who acts: cousin, toilet · What happens: swear, flush, spin · To what, where: Australia cos

This is test 2 · ★★★ of lesson 22 «Winds, monsoons and ocean currents» of the geography 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: My cousin swears the toilet flushes backwards in Australia cos of the Earth spinning.

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 cousin	nmod:poss
2	cousin	cousin	NOUN	Number=Sing	3 swears	nsubj
3	swears	swear	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	the	the	DET	Definite=Def PronType=Art	5 toilet	det
5	toilet	toilet	NOUN	Number=Sing	6 flushes	nsubj
6	flushes	flush	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 swears	ccomp
7	backwards	backwards	ADV	_	6 flushes	advmod
8	in	in	ADP	_	10 cos	case
9	Australia	Australia	PROPN	Number=Sing	10 cos	compound
10	cos	cos	NOUN	Number=Sing	6 flushes	obl
11	of	of	ADP	_	13 Earth	case
12	the	the	DET	Definite=Def PronType=Art	13 Earth	det
13	Earth	Earth	PROPN	Number=Sing	10 cos	nmod
14	spinning	spin	VERB	Tense=Pres VerbForm=Part	6 flushes	advcl
15	.	.	PUNCT	_	3 swears	punct

#	verb	tense, mood	who	where	other	roles by
1	swear	present	My cousin			vn conjecture-29.5 «NP V that S»: agent=Agent clause=Theme
2	flush	present	the toilet	Australia cos of the Earth	backwards property	vn hiccup-40.1.1 «NP V»: agent=Agent
3	spin	gerund	the toilet not said here			vn roll-51.3.1 «NP.theme 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: True?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	True	true	ADJ	Degree=Pos	root	root
2	?	?	PUNCT	_	1 True	punct

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

The options

Option 1 · ← Mova's choice

Yes, but only at night, when the Earth spins faster

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Yes	yes	INTJ	Polarity=Pos	6 night	discourse
2	,	,	PUNCT	_	1 Yes	punct
3	but	but	CCONJ	_	6 night	cc
4	only	only	ADV	_	6 night	advmod
5	at	at	ADP	_	6 night	case
6	night	night	NOUN	Number=Sing	11 spins	obl:unmarked
7	,	,	PUNCT	_	11 spins	punct
8	when	when	SCONJ	_	11 spins	mark
9	the	the	DET	Definite=Def PronType=Art	10 Earth	det
10	Earth	Earth	PROPN	Number=Sing	11 spins	nsubj
11	spins	spin	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
12	faster	fast	ADV	Degree=Cmp	11 spins	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	spin	present	the Earth				night	fast property	vn roll-51.3.1 «NP.theme V»: agent=Theme

Option 2

No, because Australian toilets do not use water

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	No	no	INTJ	Polarity=Neg	8 use	discourse
2	,	,	PUNCT	_	8 use	punct
3	because	because	SCONJ	_	8 use	mark
4	Australian	Australian	ADJ	Degree=Pos	5 toilets	amod
5	toilets	toilet	NOUN	Number=Plur	8 use	nsubj
6	do	do	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	8 use	aux
7	not	not	PART	Polarity=Neg	8 use	advmod
8	use	use	VERB	VerbForm=Inf	root	root
9	water	water	NOUN	Number=Sing	8 use	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not use	present · do-support	Australian toilets	water					vn eat-39.1 «NP V NP»: agent=Agent water=Patient

Option 3 · ✓ the right answer

No, the Coriolis effect is far too weak for a toilet

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	No	no	INTJ	Polarity=Neg	9 weak	discourse
2	,	,	PUNCT	_	1 No	punct
3	the	the	DET	Definite=Def PronType=Art	5 effect	det
4	Coriolis	Coriolis	PROPN	Number=Sing	5 effect	compound
5	effect	effect	NOUN	Number=Sing	9 weak	nsubj
6	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	9 weak	cop
7	far	far	ADV	Degree=Pos	9 weak	advmod
8	too	too	ADV	_	9 weak	advmod
9	weak	weak	ADJ	Degree=Pos	root	root
10	for	for	ADP	_	12 toilet	case
11	a	a	DET	Definite=Ind PronType=Art	12 toilet	det
12	toilet	toilet	NOUN	Number=Sing	9 weak	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	the Coriolis effect					for a toilet; far, weak property	tree rules

Option 4

Yes, everything drains the other way round down there

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Yes	yes	INTJ	Polarity=Pos	4 drains	discourse
2	,	,	PUNCT	_	1 Yes	punct
3	everything	everything	PRON	Number=Sing PronType=Tot	4 drains	nsubj
4	drains	drain	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
5	the	the	DET	Definite=Def PronType=Art	7 way	det
6	other	other	ADJ	Degree=Pos	7 way	amod
7	way	way	NOUN	Number=Sing	4 drains	obj
8	round	round	ADV	_	4 drains	advmod
9	down	down	ADV	_	10 there	advmod
10	there	there	ADV	PronType=Dem	4 drains	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	drain	present	everything	the other way		there		round property	vn clear-10.3-1 «NP V NP.source»: agent=Agent way=Source

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.

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