Exam question 2 · Leaves, fruit and colour in nature

Which of the following statements most accurately characterises the pink coloration of flamingos?

Mova's choice: option 1 · The right answer: option 1 · right ✓ · What happens: follow, characteris · To what, where: pink coloration

This is exam question 2 of lesson 28 «Leaves, fruit and colour in nature» of the chemistry course of Mova's primary school, asked in stiff, formal language. 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	Which	which	PRON	PronType=Rel	8 characterises	nsubj
2	of	of	ADP	_	5 statements	case
3	the	the	DET	Definite=Def PronType=Art	5 statements	det
4	following	follow	VERB	VerbForm=Ger	5 statements	amod
5	statements	statement	NOUN	Number=Plur	8 characterises	obl
6	most	most	ADV	Degree=Sup	7 accurately	advmod
7	accurately	accurately	ADV	_	8 characterises	advmod
8	characterises	characteris	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
9	the	the	DET	Definite=Def PronType=Art	11 coloration	det
10	pink	pink	ADJ	Degree=Pos	11 coloration	amod
11	coloration	coloration	NOUN	Number=Sing	8 characterises	obj
12	of	of	ADP	_	13 flamingos	case
13	flamingos	flamingo	NOUN	Number=Plur	11 coloration	nmod
14	?	?	PUNCT	_	8 characterises	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	follow	gerund							vn occur-48.3-1 «NP V»: agent=Theme
2	characteris	present		the pink coloration of flamingos				of the following statements; accurately property	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 · ← Mova's choice · ✓ the right answer

It derives from pigments in their diet of shrimps and algae

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 derives	nsubj
2	derives	derive	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
3	from	from	ADP	_	4 pigments	case
4	pigments	pigment	NOUN	Number=Plur	2 derives	obl
5	in	in	ADP	_	7 diet	case
6	their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	7 diet	nmod:poss
7	diet	diet	NOUN	Number=Sing	2 derives	obl
8	of	of	ADP	_	9 shrimps	case
9	shrimps	shrimp	NOUN	Number=Plur	7 diet	nmod
10	and	and	CCONJ	_	11 algae	cc
11	algae	alga	NOUN	Number=Plur	9 shrimps	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	derive	present	It			pigments		in pigments's diet of shrimps and algae	vn appear-48.1.1 «NP V PP.location»: agent=Theme in diet=Location

Option 2

It is produced by blood visible through the feathers

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	3 produced	nsubj:pass
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 produced	aux:pass
3	produced	produce	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
4	by	by	ADP	_	5 blood	case
5	blood	blood	NOUN	Number=Sing	3 produced	obl
6	visible	visible	ADJ	Degree=Pos	3 produced	xcomp
7	through	through	ADP	_	9 feathers	case
8	the	the	DET	Definite=Def PronType=Art	9 feathers	det
9	feathers	feather	NOUN	Number=Plur	3 produced	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	produce	present · passive		It		the feathers		by blood; visible property	vn create-26.4 «NP V NP»: subject=Result

Option 3

It is an inherited colour present from hatching

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	6 present	nsubj
2	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	6 present	cop
3	an	a	DET	Definite=Ind PronType=Art	6 present	det
4	inherited	inherit	VERB	Tense=Past VerbForm=Part Voice=Pass	6 present	amod
5	colour	colour	NOUN	Number=Sing	6 present	compound
6	present	present	NOUN	Number=Sing	root	root
7	from	from	ADP	_	8 hatching	case
8	hatching	hatching	NOUN	Number=Sing	6 present	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	inherit	participle							vn obtain-13.5.2 «NP V NP»: agent=Agent
2	is a	present	It	a inherited colour present		hatching			tree rules

Option 4

It results from prolonged standing in pink 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 results	nsubj
2	results	result	NOUN	Number=Plur	root	root
3	from	from	SCONJ	_	4 prolonged	mark
4	prolonged	prolong	VERB	Tense=Past VerbForm=Part Voice=Pass	2 results	acl
5	standing	stand	VERB	VerbForm=Ger	2 results	acl
6	in	in	ADP	_	8 water	case
7	pink	pink	ADJ	Degree=Pos	8 water	amod
8	water	water	NOUN	Number=Sing	5 standing	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	prolong	participle		results not said here					vn sustain-55.6 «NP V NP PP.instrument»: agent=Agent
2	stand	gerund	results not said here			pink water			vn assuming_position-50 «NP V PP.location»: agent=Agent in water=Location

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/chemistry/28-colour-in-nature/e2/