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Test 9 · ★★★ · Snakes and lizards

A pit viper and a lizard are in a dark cage with a warm mouse. Which finds it first and why?

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: pit viper · What happens: be, find · To what, where: dark cage, mouse

This is test 9 · ★★★ of lesson 30 «Snakes and lizards» of the biology 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: A pit viper and a lizard are in a dark cage with a warm mouse.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	3 viper	det
2	pit	pit	NOUN	Number=Sing	3 viper	compound
3	viper	viper	NOUN	Number=Sing	11 cage	nsubj
4	and	and	CCONJ	_	6 lizard	cc
5	a	a	DET	Definite=Ind PronType=Art	6 lizard	det
6	lizard	lizard	NOUN	Number=Sing	3 viper	conj
7	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	11 cage	cop
8	in	in	ADP	_	11 cage	case
9	a	a	DET	Definite=Ind PronType=Art	11 cage	det
10	dark	dark	ADJ	Degree=Pos	11 cage	amod
11	cage	cage	NOUN	Number=Sing	root	root
12	with	with	ADP	_	15 mouse	case
13	a	a	DET	Definite=Ind PronType=Art	15 mouse	det
14	warm	warm	ADJ	Degree=Pos	15 mouse	amod
15	mouse	mouse	NOUN	Number=Sing	11 cage	nmod
16	.	.	PUNCT	_	11 cage	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	a pit viper and a lizard			a dark cage		with a warm mouse	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 finds it first and why?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Which	which	PRON	PronType=Rel	2 finds	nsubj
2	finds	find	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	2 finds	obj
4	first	first	ADV	NumForm=Word NumType=Ord	2 finds	advmod
5	and	and	CCONJ	_	6 why	cc
6	why	why	ADV	PronType=Int	2 finds	conj
7	?	?	PUNCT	_	2 finds	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	find	present		mouse				first property	vn discover-84 «NP V NP»: agent=Agent it=Topic

The options

Option 1 · ← Mova's choice

The lizard, because it can see perfectly well in the dark

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 lizard	det
2	lizard	lizard	NOUN	Number=Sing	root	root
3	,	,	PUNCT	_	7 see	punct
4	because	because	SCONJ	_	7 see	mark
5	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	7 see	nsubj
6	can	can	AUX	VerbForm=Fin	7 see	aux
7	see	see	VERB	VerbForm=Inf	2 lizard	acl:relcl
8	perfectly	perfectly	ADV	_	7 see	advmod
9	well	well	ADV	Degree=Pos	8 perfectly	fixed
10	in	in	ADP	_	12 dark	case
11	the	the	DET	Definite=Def PronType=Art	12 dark	det
12	dark	dark	NOUN	Number=Sing	7 see	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	see	can	lizard	the lizard not said here		the dark		perfectly property	vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer lizard=Stimulus

Option 2

Both at once, by hearing

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Both	both	DET	PronType=Tot	root	root
2	at	at	ADP	_	3 once	case
3	once	once	ADV	NumForm=Word NumType=Mult	1 Both	obl
4	,	,	PUNCT	_	1 Both	punct
5	by	by	ADP	_	6 hearing	case
6	hearing	hearing	NOUN	Number=Sing	1 Both	nmod

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

Option 3

Neither, mice give off no heat

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Neither	neither	ADV	_	4 give	advmod
2	,	,	PUNCT	_	1 Neither	punct
3	mice	mouse	NOUN	Number=Plur	4 give	nsubj
4	give	give	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
5	off	off	ADP	_	4 give	compound:prt
6	no	no	DET	PronType=Neg	7 heat	det
7	heat	heat	NOUN	Number=Sing	4 give	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	give off	present	mice	no heat				neither property	vn substance_emission-43.4 «NP V NP»: agent=Source heat=Theme

Option 4 · ✓ the right answer

The pit viper, because its pits sense heat

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	3 viper	det
2	pit	pit	NOUN	Number=Sing	3 viper	compound
3	viper	viper	NOUN	Number=Sing	root	root
4	,	,	PUNCT	_	8 sense	punct
5	because	because	SCONJ	_	8 sense	mark
6	its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	7 pits	nmod:poss
7	pits	pit	NOUN	Number=Plur	8 sense	nsubj
8	sense	sense	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 viper	acl:relcl
9	heat	heat	NOUN	Number=Sing	8 sense	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	sense	present	viper's pits	heat					vn see-30.1-1 «NP V S»: agent=Experiencer heat=Stimulus

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/biology/30-snakes-and-lizards/t9/