Test 8 · ★ · Carnivorous and strange plants

Why can't bladderworts be seen catching prey on a pond walk?

Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · Who acts: bladderworts · What happens: not see, catch · To what, where: bladderworts, prey, pond walk

This is test 8 · ★ of lesson 61 «Carnivorous and strange plants» 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

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Why	why	ADV	PronType=Int	6 seen	advmod
2	ca	can	AUX	VerbForm=Fin	6 seen	aux
3	n't	not	PART	Polarity=Neg	6 seen	advmod
4	bladderworts	bladderwort	NOUN	Number=Plur	6 seen	nsubj:pass
5	be	be	AUX	VerbForm=Inf	6 seen	aux:pass
6	seen	see	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
7	catching	catch	VERB	VerbForm=Ger	6 seen	xcomp
8	prey	prey	NOUN	Number=Sing	7 catching	obj
9	on	on	ADP	_	12 walk	case
10	a	a	DET	Definite=Ind PronType=Art	12 walk	det
11	pond	pond	NOUN	Number=Sing	12 walk	compound
12	walk	walk	NOUN	Number=Sing	7 catching	obl
13	?	?	PUNCT	_	6 seen	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not see	can · passive		bladderworts					tree rules
2	catch	gerund	bladderworts not said here	prey		a pond walk			vn get-13.5.1 «NP V NP»: agent=Agent prey=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 · ← Mova's choice

They only hunt in the middle of winter

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	They	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	3 hunt	nsubj
2	only	only	ADV	_	3 hunt	advmod
3	hunt	hunt	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
4	in	in	ADP	_	6 middle	case
5	the	the	DET	Definite=Def PronType=Art	6 middle	det
6	middle	middle	NOUN	Number=Sing	3 hunt	obl
7	of	of	ADP	_	8 winter	case
8	winter	winter	NOUN	Number=Sing	6 middle	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	hunt	present	They			the middle of winter			vn hunt-35.1 «NP V PP.theme PP.location»: agent=Agent in middle=Location

Option 2

They have no traps, only flowers

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	They	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	2 have	nsubj
2	have	have	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	no	no	DET	PronType=Neg	4 traps	det
4	traps	trap	NOUN	Number=Plur	2 have	obj
5	,	,	PUNCT	_	7 flowers	punct
6	only	only	ADV	_	7 flowers	advmod
7	flowers	flower	NOUN	Number=Plur	4 traps	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	have	present	They	no traps and flowers					vn birth-28.2-1 «NP V NP»: agent=Agent trap=Patient

Option 3 · ✓ the right answer

Their traps are tiny and fire in under a thousandth of a second

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	2 traps	nmod:poss
2	traps	trap	NOUN	Number=Plur	4 tiny	nsubj
3	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	4 tiny	cop
4	tiny	tiny	ADJ	Degree=Pos	root	root
5	and	and	CCONJ	_	6 fire	cc
6	fire	fire	NOUN	Number=Sing	4 tiny	conj
7	in	in	ADP	_	10 thousandth	case
8	under	under	ADP	_	10 thousandth	case
9	a	a	DET	Definite=Ind PronType=Art	10 thousandth	det
10	thousandth	thousandth	NOUN	Number=Sing	4 tiny	obl
11	of	of	ADP	_	13 second	case
12	a	a	DET	Definite=Ind PronType=Art	13 second	det
13	second	second	NOUN	Number=Sing	10 thousandth	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	Their traps			a thousandth of a second		tiny property	tree rules

Option 4

They catch fish only at night

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	They	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	2 catch	nsubj
2	catch	catch	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	fish	fish	NOUN	Number=Sing	2 catch	obj
4	only	only	ADV	_	6 night	advmod
5	at	at	ADP	_	6 night	case
6	night	night	NOUN	Number=Sing	2 catch	obl:unmarked

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	catch	present	They	fish			night		vn get-13.5.1 «NP V NP»: agent=Agent fish=Theme

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/61-carnivorous-and-strange-plants/t8/