Test 10 · ★★ · Migration: the great journeys

Why would people build special bridges just for crabs?

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: people · What happens: build · To what, where: special bridges

This is test 10 · ★★ of lesson 54 «Migration: the great journeys» 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	4 build	advmod
2	would	would	AUX	VerbForm=Fin	4 build	aux
3	people	people	NOUN	Number=Plur	4 build	nsubj
4	build	build	VERB	Mood=Ind Number=Sing Person=1 Tense=Pres VerbForm=Fin	root	root
5	special	special	ADJ	Degree=Pos	6 bridges	amod
6	bridges	bridge	NOUN	Number=Plur	4 build	obj
7	just	just	ADV	_	9 crabs	advmod
8	for	for	ADP	_	9 crabs	case
9	crabs	crab	NOUN	Number=Plur	4 build	obl
10	?	?	PUNCT	_	4 build	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	build	would	people	special bridges				for crabs	vn build-26.1-1 «NP V NP PP.beneficiary»: agent=Agent bridge=Product for crab=Beneficiary

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

To help the crabs go shopping

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	To	to	PART	_	2 help	mark
2	help	help	VERB	Mood=Imp VerbForm=Fin	root	root
3	the	the	DET	Definite=Def PronType=Art	4 crabs	det
4	crabs	crab	NOUN	Number=Plur	5 go	nsubj
5	go	go	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	2 help	ccomp
6	shopping	shop	VERB	VerbForm=Ger	5 go	xcomp

#	verb	tense, mood	who	roles by
1	help	to-infinitive		vn help-72.1-1-1 «NP V NP S_INF»: agent=Agent clause=Theme
2	go	present	the crabs	vn say-37.7 «NP V S-Quote»: agent=Agent clause=Topic
3	shop	gerund	the crabs not said here	vn search-35.2 «NP V PP.location»: agent=Agent

Option 2

So tourists can get closer

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	So	so	ADV	_	4 get	advmod
2	tourists	tourist	NOUN	Number=Plur	4 get	nsubj
3	can	can	AUX	VerbForm=Fin	4 get	aux
4	get	get	VERB	VerbForm=Inf	root	root
5	closer	close	ADJ	Degree=Cmp	4 get	xcomp

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	get	can	tourists					close property	vn comprehend-87.2-1 «NP V S_ING»: agent=Experiencer

Option 3

Because the crabs bite the tyres of the cars and the buses that pass

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Because	because	SCONJ	_	4 bite	mark
2	the	the	DET	Definite=Def PronType=Art	3 crabs	det
3	crabs	crab	NOUN	Number=Plur	4 bite	nsubj
4	bite	bite	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
5	the	the	DET	Definite=Def PronType=Art	6 tyres	det
6	tyres	tyre	NOUN	Number=Plur	4 bite	obj
7	of	of	ADP	_	9 cars	case
8	the	the	DET	Definite=Def PronType=Art	9 cars	det
9	cars	car	NOUN	Number=Plur	6 tyres	nmod
10	and	and	CCONJ	_	12 buses	cc
11	the	the	DET	Definite=Def PronType=Art	12 buses	det
12	buses	bus	NOUN	Number=Plur	9 cars	conj
13	that	that	PRON	PronType=Rel	14 pass	nsubj
14	pass	pass	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	12 buses	acl:relcl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	bite	present	the crabs	the tyres of the cars and the buses					vn swat-18.2 «NP V NP»: agent=Agent tyre=Patient
2	pass	present	the buses						vn occur-48.3-1 «NP V»: agent=Theme

Option 4 · ✓ the right answer

So millions of crabs can reach the sea without being squashed on roads

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	So	so	ADV	_	6 reach	advmod
2	millions	million	NOUN	Number=Plur	6 reach	nsubj
3	of	of	ADP	_	4 crabs	case
4	crabs	crab	NOUN	Number=Plur	2 millions	nmod
5	can	can	AUX	VerbForm=Fin	6 reach	aux
6	reach	reach	VERB	VerbForm=Inf	root	root
7	the	the	DET	Definite=Def PronType=Art	8 sea	det
8	sea	sea	NOUN	Number=Sing	6 reach	obj
9	without	without	SCONJ	_	11 squashed	mark
10	being	be	AUX	Tense=Pres VerbForm=Part	11 squashed	aux:pass
11	squashed	squash	VERB	Tense=Past VerbForm=Part Voice=Pass	6 reach	advcl
12	on	on	ADP	_	13 roads	case
13	roads	road	NOUN	Number=Plur	11 squashed	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	reach	can	millions of crabs	the sea					vn body_motion-49.2-1-1 «NP V NP ADV»: agent=Agent sea=Theme
2	squash	gerund · passive	millions of crabs not said here			roads			vn funnel-9.3-1 «NP V NP PP.trajectory»: on road=Trajectory

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/54-migration-the-great-journeys/t10/