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Test 7 · Turtles and tortoises

A fish swims into the open mouth of an alligator snapping turtle. Why?

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: fish, alligator · What happens: swim, snap · To what, where: open mouth, turtle

This is test 7 of lesson 31 «Turtles and tortoises» 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 fish swims into the open mouth of an alligator snapping turtle.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	2 fish	det
2	fish	fish	NOUN	Number=Sing	3 swims	nsubj
3	swims	swim	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	into	into	ADP	_	7 mouth	case
5	the	the	DET	Definite=Def PronType=Art	7 mouth	det
6	open	open	ADJ	Degree=Pos	7 mouth	amod
7	mouth	mouth	NOUN	Number=Sing	3 swims	obl
8	of	of	ADP	_	10 alligator	case
9	an	a	DET	Definite=Ind PronType=Art	10 alligator	det
10	alligator	alligator	NOUN	Number=Sing	7 mouth	nmod
11	snapping	snap	VERB	VerbForm=Ger	10 alligator	acl
12	turtle	turtle	NOUN	Number=Sing	11 snapping	obj
13	.	.	PUNCT	_	3 swims	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	swim	present	a fish			the open mouth of a alligator			vn run-51.3.2-1 «NP V PP.location»: agent=Theme into mouth=Destination
2	snap	gerund	a alligator not said here	turtle					vn sound_emission-43.2 «PP.location V NP»: agent=Location turtle=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

Turtles pull fish in with magnets

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Turtles	turtle	NOUN	Number=Plur	2 pull	nsubj
2	pull	pull	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	fish	fish	NOUN	Number=Plur	2 pull	obj
4	in	in	ADP	ExtPos=ADP	6 magnets	case
5	with	with	ADP	_	4 in	fixed
6	magnets	magnet	NOUN	Number=Plur	2 pull	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	pull	present	Turtles	fish		magnets			vn push-12-1 «NP V NP ADJP-Result»: agent=Agent fish=Result

Option 2

It was cleaning the turtle's teeth

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	3 cleaning	nsubj
2	was	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	3 cleaning	aux
3	cleaning	clean	VERB	Tense=Pres VerbForm=Part	root	root
4	the	the	DET	Definite=Def PronType=Art	5 turtle	det
5	turtle	turtle	NOUN	Number=Sing	7 teeth	nmod:poss
6	's	's	PART	_	5 turtle	case
7	teeth	tooth	NOUN	Number=Plur	3 cleaning	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	clean	past · progressive	It	the turtle's teeth					vn other_cos-45.4 «NP V NP.patient»: agent=Agent tooth=Patient

Option 3

It wanted to hide from the bigger fish that were chasing it

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 wanted	nsubj
2	wanted	want	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	root	root
3	to	to	PART	_	4 hide	mark
4	hide	hide	VERB	VerbForm=Inf	2 wanted	xcomp
5	from	from	ADP	_	8 fish	case
6	the	the	DET	Definite=Def PronType=Art	8 fish	det
7	bigger	big	ADJ	Degree=Cmp	8 fish	amod
8	fish	fish	NOUN	Number=Plur	4 hide	obl
9	that	that	PRON	PronType=Rel	11 chasing	nsubj
10	were	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	11 chasing	aux
11	chasing	chase	VERB	Tense=Pres VerbForm=Part	8 fish	acl:relcl
12	it	it	PRON	Case=Acc Gender=Neut Number=Sing Person=3 PronType=Prs	11 chasing	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	want	past	It						vn want-32.1-1-1 «NP V NP S_INF»: agent=Pivot clause=Theme
2	hide not said to happen	to-infinitive						from the bigger fish	vn concealment-16-1 «NP V PP.beneficiary»: agent=Agent from fish=Beneficiary
3	chase	past · progressive	the bigger fish	it					vn chase-51.6 «NP V NP»: agent=Agent it=Theme

Option 4 · ✓ the right answer

It took the pink tongue flap for a worm

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 took	nsubj
2	took	take	VERB	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	root	root
3	the	the	DET	Definite=Def PronType=Art	6 flap	det
4	pink	pink	ADJ	Degree=Pos	6 flap	amod
5	tongue	tongue	NOUN	Number=Sing	6 flap	compound
6	flap	flap	NOUN	Number=Sing	2 took	obj
7	for	for	ADP	_	9 worm	case
8	a	a	DET	Definite=Ind PronType=Art	9 worm	det
9	worm	worm	NOUN	Number=Sing	2 took	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	take	past	It	the pink tongue flap				for a worm	vn get-13.5.1 «NP V NP PP.beneficiary»: agent=Agent flap=Theme for worm=Beneficiary

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/31-turtles-and-tortoises/t7/