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Test 10 · ★ · The Congo rainforest: gorillas, bonobos, okapis and forest…

A snail the size of a fist crawls over a log. How does it eat leaves with no jaws like ours?

Mova's choice: option 3 · The right answer: option 3 · right ✓ · Who acts: snail · What happens: crawl, eat · To what, where: log, leaves

This is test 10 · ★ of lesson 159 «The Congo rainforest: gorillas, bonobos, okapis and forest elephants» 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 snail the size of a fist crawls over a log.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	2 snail	det
2	snail	snail	NOUN	Number=Sing	8 crawls	nsubj
3	the	the	DET	Definite=Def PronType=Art	4 size	det
4	size	size	NOUN	Number=Sing	2 snail	nmod:unmarked
5	of	of	ADP	_	7 fist	case
6	a	a	DET	Definite=Ind PronType=Art	7 fist	det
7	fist	fist	NOUN	Number=Sing	2 snail	nmod
8	crawls	crawl	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
9	over	over	ADP	_	11 log	case
10	a	a	DET	Definite=Ind PronType=Art	11 log	det
11	log	log	NOUN	Number=Sing	8 crawls	obl
12	.	.	PUNCT	_	8 crawls	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	crawl	present	a snail the size of a fist			a log			vn run-51.3.2 «NP V PP.location»: agent=Theme over log=Trajectory

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: How does it eat leaves with no jaws like ours?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	How	how	ADV	PronType=Int	4 eat	advmod
2	does	do	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 eat	aux
3	it	it	PRON	Case=Nom Gender=Neut Number=Sing Person=3 PronType=Prs	4 eat	nsubj
4	eat	eat	VERB	VerbForm=Inf	root	root
5	leaves	leaf	NOUN	Number=Plur	4 eat	obj
6	with	with	ADP	_	8 jaws	case
7	no	no	DET	PronType=Neg	8 jaws	det
8	jaws	jaw	NOUN	Number=Plur	4 eat	obl
9	like	like	ADP	_	10 ours	case
10	ours	our	PRON	Number=Plur Person=1 Poss=Yes PronType=Prs	8 jaws	nmod
11	?	?	PUNCT	_	4 eat	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	eat	present · do-support	snail	leaves				with no jaws like ours	vn eat-39.1-1 «NP V NP»: agent=Agent leaf=Patient

The options

Option 1

It soaks them in water

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 soaks	nsubj
2	soaks	soak	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	2 soaks	obj
4	in	in	ADP	_	5 water	case
5	water	water	NOUN	Number=Sing	2 soaks	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	soak	present	It	them = they		water			vn fill-9.8-1 «NP V NP»: agent=Theme they=Destination

Option 2

It does not eat at all

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	4 eat	nsubj
2	does	do	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 eat	aux
3	not	not	PART	Polarity=Neg	4 eat	advmod
4	eat	eat	VERB	VerbForm=Inf	root	root
5	at	at	ADP	_	6 all	case
6	all	all	DET	PronType=Tot	4 eat	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not eat	present · do-support	It			all			vn eat-39.1-1 «NP V»: agent=Agent

Option 3 · ← Mova's choice · ✓ the right answer

It scrapes them with thousands of tiny teeth on its radula

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 scrapes	nsubj
2	scrapes	scrape	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	2 scrapes	obj
4	with	with	ADP	_	5 thousands	case
5	thousands	thousand	NOUN	Number=Plur	2 scrapes	obl
6	of	of	ADP	_	8 teeth	case
7	tiny	tiny	ADJ	Degree=Pos	8 teeth	amod
8	teeth	tooth	NOUN	Number=Plur	5 thousands	nmod
9	on	on	ADP	_	11 radula	case
10	its	its	PRON	Case=Gen Gender=Neut Number=Sing Person=3 Poss=Yes PronType=Prs	11 radula	nmod:poss
11	radula	radula	NOUN	Number=Sing	2 scrapes	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	scrape	present	It	them = they		its radula		with thousands of tiny teeth	vn cut-21.1-1 «NP V NP»: agent=Agent they=Patient with thousand=Instrument

Option 4

It sucks them through a straw

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 sucks	nsubj
2	sucks	suck	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	2 sucks	obj
4	through	through	ADP	_	6 straw	case
5	a	a	DET	Definite=Ind PronType=Art	6 straw	det
6	straw	straw	NOUN	Number=Sing	2 sucks	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	suck	present	It	them = they		a straw			vn wipe_manner-10.4.1-1 «NP V NP.source»: agent=Agent they=Source

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/159-the-congo-rainforest/t10/