Test 7 · ★★ · China's great rivers: the finless porpoise, the lost baiji…

«dams are clean power so they're all good, end of» What is the careful answer?

Mova's choice: option 4 · The right answer: option 3 · wrong ✗ · Who acts: dams · What happens: be · To what, where: clean power, careful answer · Speech: someone speaks here

This is test 7 · ★★ of lesson 379 «China's great rivers: the finless porpoise, the lost baiji, Chinese alligators and sturgeon» 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	«	«	PUNCT	_	5 power	punct
2	dams	dam	NOUN	Number=Plur	5 power	nsubj
3	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	5 power	cop
4	clean	clean	ADJ	Degree=Pos	5 power	amod
5	power	power	NOUN	Number=Sing	root	root
6	so	so	ADV	_	10 good	advmod
7	they	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	10 good	nsubj
8	're	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	10 good	cop
9	all	all	ADV	_	10 good	advmod
10	good	good	ADJ	Degree=Pos	5 power	amod
11	,	,	PUNCT	_	12 end	punct
12	end	end	NOUN	Number=Sing	10 good	obl
13	of	of	ADP	_	15 What	case
14	»	»	PUNCT	_	13 of	punct
15	What	what	PRON	PronType=Rel	12 end	nmod
16	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	19 answer	cop
17	the	the	DET	Definite=Def PronType=Art	19 answer	det
18	careful	careful	ADJ	Degree=Pos	19 answer	amod
19	answer	answer	NOUN	Number=Sing	15 What	acl:relcl
20	?	?	PUNCT	_	5 power	punct

#	verb	tense, mood	who	what, whom	when	other	roles by
1	is a in a quote	present	dams	clean power			tree rules
2	is in a quote	present	dams = dam		end	all, good property	tree rules
3	be speech: assert	present		the careful answer			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

Dams help fish lay more eggs

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Dams	dam	NOUN	Number=Plur	2 help	nsubj
2	help	help	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	fish	fish	NOUN	Number=Plur	2 help	obj
4	lay	lay	VERB	VerbForm=Inf	2 help	xcomp
5	more	more	ADJ	Degree=Cmp	6 eggs	amod
6	eggs	egg	NOUN	Number=Plur	4 lay	obj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	help	present	Dams	fish					vn help-72.1-1-1 «NP V NP S_INF»: agent=Agent fish=Beneficiary clause=Theme
2	lay	infinitive	fish not said here	more eggs					vn create-26.4 «NP V NP»: agent=Agent egg=Result

Option 2

Dams never harm anything, because the water still flows through them

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Dams	dam	NOUN	Number=Plur	3 harm	nsubj
2	never	never	ADV	PronType=Neg	3 harm	advmod
3	harm	harm	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
4	anything	anything	PRON	Number=Sing PronType=Ind	3 harm	obj
5	,	,	PUNCT	_	10 flows	punct
6	because	because	SCONJ	_	10 flows	mark
7	the	the	DET	Definite=Def PronType=Art	8 water	det
8	water	water	NOUN	Number=Sing	10 flows	nsubj
9	still	still	ADV	_	10 flows	advmod
10	flows	flow	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 harm	conj
11	through	through	ADP	_	12 them	case
12	them	they	PRON	Case=Acc Number=Plur Person=3 PronType=Prs	10 flows	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	not harm	present	Dams	anything					vn amuse-31.1 «NP V NP»: agent=Stimulus anything=Experiencer
2	flow	present	the water				still	through Dams = dam	vn appear-48.1.1 «NP V PP.location»: agent=Theme through they=Location

Option 3 · ✓ the right answer

Dams make clean power but can block fish from where they lay eggs

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Dams	dam	NOUN	Number=Plur	2 make	nsubj
2	make	make	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	clean	clean	ADJ	Degree=Pos	4 power	amod
4	power	power	NOUN	Number=Sing	2 make	obj
5	but	but	CCONJ	_	7 block	cc
6	can	can	AUX	VerbForm=Fin	7 block	aux
7	block	block	VERB	VerbForm=Inf	2 make	conj
8	fish	fish	NOUN	Number=Plur	7 block	obj
9	from	from	SCONJ	_	12 lay	mark
10	where	where	ADV	PronType=Rel	12 lay	advmod
11	they	they	PRON	Case=Nom Number=Plur Person=3 PronType=Prs	12 lay	nsubj
12	lay	lay	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	7 block	advcl
13	eggs	egg	NOUN	Number=Plur	12 lay	obj

#	verb	tense, mood	who	what, whom	roles by
1	make	present	Dams	clean power	vn build-26.1-1 «NP.asset V NP»: agent=Asset power=Product
2	block	can	Dams not said here	fish	vn forbid-64.4-1 «NP V NP»: agent=Causer fish=Theme
3	lay	present	Dams = dam	eggs	vn create-26.4 «NP V NP»: agent=Agent egg=Result

Option 4 · ← Mova's choice

Dams make rivers dirtier only

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Dams	dam	NOUN	Number=Plur	2 make	nsubj
2	make	make	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
3	rivers	river	NOUN	Number=Plur	2 make	obj
4	dirtier	dirty	ADJ	Degree=Cmp	2 make	xcomp
5	only	only	ADV	_	4 dirtier	advmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	make	present	Dams	rivers				dirty property	vn build-26.1-1 «NP.asset V NP»: agent=Asset river=Product

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.

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