Test 10 · Crocodiles and alligators

Why did American alligators recover after being endangered?

Mova's choice: option 3 · The right answer: option 1 · wrong ✗ · Who acts: American alligators · What happens: do, recover, endanger

This is test 10 of lesson 29 «Crocodiles and alligators» 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	2 did	advmod
2	did	do	VERB	Mood=Ind Number=Sing Person=1 Tense=Past VerbForm=Fin	root	root
3	American	American	ADJ	Degree=Pos	4 alligators	amod
4	alligators	alligator	NOUN	Number=Plur	5 recover	nsubj
5	recover	recover	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	2 did	ccomp
6	after	after	SCONJ	_	8 endangered	mark
7	being	be	AUX	Tense=Pres VerbForm=Part	8 endangered	aux:pass
8	endangered	endanger	VERB	Tense=Past VerbForm=Part Voice=Pass	5 recover	advcl
9	?	?	PUNCT	_	2 did	punct

#	verb	tense, mood	who	roles by
1	do	past		tree rules
2	recover	present	American alligators	vn obtain-13.5.2 «NP V NP»: agent=Agent
3	endanger	gerund · passive	American alligators not said here	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 · ✓ the right answer

Hunting was controlled

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Hunting	hunting	NOUN	Number=Sing	3 controlled	nsubj:pass
2	was	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	3 controlled	aux:pass
3	controlled	control	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	control	past · passive		Hunting					vn enforce-63 «NP V NP»: subject=Theme

Option 2

They started laying more eggs in cities

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 started	nsubj
2	started	start	VERB	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	root	root
3	laying	lay	VERB	VerbForm=Ger	2 started	xcomp
4	more	more	ADJ	Degree=Cmp	5 eggs	amod
5	eggs	egg	NOUN	Number=Plur	3 laying	obj
6	in	in	ADP	_	7 cities	case
7	cities	city	NOUN	Number=Plur	3 laying	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	start	past	They						vn begin-55.1-1-1 «NP V S_ING»: agent=Agent clause=Eventuality
2	lay	gerund	They not said here	more eggs		cities			vn put_spatial-9.2 «NP V NP PP.destination»: agent=Agent egg=Theme in city=Destination

Option 3 · ← Mova's choice

They learned to live in the sea

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 learned	nsubj
2	learned	learn	VERB	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	root	root
3	to	to	PART	_	4 live	mark
4	live	live	VERB	VerbForm=Inf	2 learned	xcomp
5	in	in	ADP	_	7 sea	case
6	the	the	DET	Definite=Def PronType=Art	7 sea	det
7	sea	sea	NOUN	Number=Sing	4 live	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	learn	past	They						vn learn-14-2-1 «NP V that S»: agent=Agent clause=Topic
2	live	to-infinitive	They not said here			the sea			vn lodge-46 «NP V PP.location»: agent=Theme in sea=Location

Option 4

People fed them every day

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	People	people	NOUN	Number=Plur	2 fed	nsubj
2	fed	feed	VERB	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	root	root
3	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	2 fed	obj
4	every	every	DET	PronType=Tot	5 day	det
5	day	day	NOUN	Number=Sing	2 fed	obl:unmarked

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	feed	past	People	them = they			day		vn feeding-39.7 «NP V NP»: agent=Agent they=Recipient

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/29-crocodiles-and-alligators/t10/