Test 9 · ★ · Snakes to keep away from: cobras, mambas, vipers and rattl…

What would happen if all the snakes vanished from a farm?

Mova's choice: option 2 · The right answer: option 2 · right ✓ · Who acts: snakes · What happens: happen, vanish · To what, where: farm

This is test 9 · ★ of lesson 322 «Snakes to keep away from: cobras, mambas, vipers and rattlesnakes» 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	What	what	PRON	PronType=Int	3 happen	nsubj
2	would	would	AUX	VerbForm=Fin	3 happen	aux
3	happen	happen	VERB	VerbForm=Inf	root	root
4	if	if	SCONJ	_	8 vanished	mark
5	all	all	DET	PronType=Tot	7 snakes	det:predet
6	the	the	DET	Definite=Def PronType=Art	7 snakes	det
7	snakes	snake	NOUN	Number=Plur	8 vanished	nsubj
8	vanished	vanish	VERB	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	3 happen	advcl
9	from	from	ADP	_	11 farm	case
10	a	a	DET	Definite=Ind PronType=Art	11 farm	det
11	farm	farm	NOUN	Number=Sing	8 vanished	obl
12	?	?	PUNCT	_	3 happen	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	happen	would							vn occur-48.3-1 «NP V»: agent=Theme
2	vanish a condition, not said to happen	past	all snakes			a farm			vn disappearance-48.2-1 «NP V PP»: agent=Theme from farm=Initial_Location

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

Crops would grow twice as fast

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Crops	crop	NOUN	Number=Plur	3 grow	nsubj
2	would	would	AUX	VerbForm=Fin	3 grow	aux
3	grow	grow	VERB	VerbForm=Inf	root	root
4	twice	twice	ADV	NumForm=Word NumType=Mult	3 grow	advmod
5	as	as	ADV	_	6 fast	advmod
6	fast	fast	ADV	Degree=Pos	3 grow	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	grow	would	Crops					fast, twice property	vn appear-48.1.1 «NP V»: agent=Theme

Option 2 · ← Mova's choice · ✓ the right answer

Rats might grow in number and spoil more grain

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Rats	rat	NOUN	Number=Plur	3 grow	nsubj
2	might	might	AUX	VerbForm=Fin	3 grow	aux
3	grow	grow	VERB	VerbForm=Inf	root	root
4	in	in	ADP	_	5 number	case
5	number	number	NOUN	Number=Sing	3 grow	obl
6	and	and	CCONJ	_	7 spoil	cc
7	spoil	spoil	VERB	VerbForm=Inf	3 grow	conj
8	more	more	ADJ	Degree=Cmp	9 grain	amod
9	grain	grain	NOUN	Number=Sing	7 spoil	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	grow	might	Rats			number			vn appear-48.1.1 «NP V PP.location»: agent=Theme in number=Location
2	spoil	infinitive	Rats not said here	more grain					tree rules

Option 3

Nothing at all would change

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Nothing	nothing	PRON	Number=Sing PronType=Neg	5 change	nsubj
2	at	at	ADP	_	3 all	case
3	all	all	DET	PronType=Tot	1 Nothing	nmod
4	would	would	AUX	VerbForm=Fin	5 change	aux
5	change	change	VERB	VerbForm=Inf	root	root

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	change	would	Nothing						vn dress-41.1.1-1-1 «NP V»: agent=Agent

Option 4

All the rats would leave too, because rats follow the snakes

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	All	all	DET	PronType=Tot	3 rats	det:predet
2	the	the	DET	Definite=Def PronType=Art	3 rats	det
3	rats	rat	NOUN	Number=Plur	5 leave	nsubj
4	would	would	AUX	VerbForm=Fin	5 leave	aux
5	leave	leave	VERB	VerbForm=Inf	root	root
6	too	too	ADV	_	5 leave	advmod
7	,	,	PUNCT	_	10 follow	punct
8	because	because	SCONJ	_	10 follow	mark
9	rats	rat	NOUN	Number=Plur	10 follow	nsubj
10	follow	follow	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	5 leave	conj
11	the	the	DET	Definite=Def PronType=Art	12 snakes	det
12	snakes	snake	NOUN	Number=Plur	10 follow	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	leave	would	all rats						vn escape-51.1-1-1 «NP V»: agent=Theme
2	follow	present	rats	the snakes					vn chase-51.6 «NP V NP»: agent=Agent snake=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/322-snakes-to-keep-away-from-cobras-mambas-vipers-and-rattlesnakes/t9/