Test 2 · ★ · Molecules: when atoms join up

"Is the carbon in an oak tree from stuff animals breathed out ages ago?" Best answer?

Mova's choice: option 2 · The right answer: option 2 · right ✓ · What happens: be, breathe out · To what, where: carbon, oak tree, stuff animals

This is test 2 · ★ of lesson 3 «Molecules: when atoms join up» of the chemistry 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: "Is the carbon in an oak tree from stuff animals breathed out ages ago?"

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	"	"	PUNCT	_	4 carbon	punct
2	Is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	4 carbon	cop
3	the	the	DET	Definite=Def PronType=Art	4 carbon	det
4	carbon	carbon	NOUN	Number=Sing	root	root
5	in	in	ADP	_	8 tree	case
6	an	a	DET	Definite=Ind PronType=Art	8 tree	det
7	oak	oak	NOUN	Number=Sing	8 tree	compound
8	tree	tree	NOUN	Number=Sing	4 carbon	nmod
9	from	from	ADP	_	11 animals	case
10	stuff	stuff	NOUN	Number=Sing	11 animals	compound
11	animals	animal	NOUN	Number=Plur	8 tree	nmod
12	breathed	breathe	VERB	Tense=Past VerbForm=Part Voice=Pass	11 animals	acl
13	out	out	ADP	_	12 breathed	compound:prt
14	ages	age	NOUN	Number=Plur	15 ago	obl:unmarked
15	ago	ago	ADV	_	12 breathed	advmod
16	?	?	PUNCT	_	4 carbon	punct
17	"	"	PUNCT	_	4 carbon	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a in a quote	present		the carbon		a oak tree from stuff animals			tree rules
2	breathe out in a quote	participle		stuff animals not said here				ago property	vn breathe-40.1.2-1 «NP V»: agent=Agent

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: Best answer?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Best	good	ADJ	Degree=Sup	2 answer	amod
2	answer	answer	NOUN	Number=Sing	root	root
3	?	?	PUNCT	_	2 answer	punct

The frames reader finds no event or fact in this sentence.

The options

Option 1

No, all tree carbon comes up from the soil through the roots

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	No	no	INTJ	Polarity=Neg	6 comes	discourse
2	,	,	PUNCT	_	6 comes	punct
3	all	all	DET	PronType=Tot	5 carbon	det
4	tree	tree	NOUN	Number=Sing	5 carbon	compound
5	carbon	carbon	NOUN	Number=Sing	6 comes	nsubj
6	comes	come	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
7	up	up	ADV	_	6 comes	advmod
8	from	from	ADP	_	10 soil	case
9	the	the	DET	Definite=Def PronType=Art	10 soil	det
10	soil	soil	NOUN	Number=Sing	6 comes	obl
11	through	through	ADP	_	13 roots	case
12	the	the	DET	Definite=Def PronType=Art	13 roots	det
13	roots	root	NOUN	Number=Plur	6 comes	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	come up	present	all tree carbon			the soil		through the roots	vn escape-51.1-1 «NP V PP.initial_location PP.destination»: agent=Theme from soil=Initial_Location through root=Destination

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

Partly yes, trees build wood from carbon dioxide in the air

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Partly	partly	ADV	_	4 trees	advmod
2	yes	yes	INTJ	Polarity=Pos	4 trees	discourse
3	,	,	PUNCT	_	2 yes	punct
4	trees	tree	NOUN	Number=Plur	5 build	nsubj
5	build	build	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
6	wood	wood	NOUN	Number=Sing	5 build	obj
7	from	from	ADP	_	9 dioxide	case
8	carbon	carbon	NOUN	Number=Sing	9 dioxide	compound
9	dioxide	dioxide	NOUN	Number=Sing	5 build	obl
10	in	in	ADP	_	12 air	case
11	the	the	DET	Definite=Def PronType=Art	12 air	det
12	air	air	NOUN	Number=Sing	5 build	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	build	present	trees	wood		carbon dioxide		in the air	vn build-26.1-1 «NP.asset V PP»: agent=Asset wood=Product from dioxide=Material

Option 3

Only if the animals lived in the tree

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Only	only	ADV	_	5 lived	advmod
2	if	if	SCONJ	_	5 lived	mark
3	the	the	DET	Definite=Def PronType=Art	4 animals	det
4	animals	animal	NOUN	Number=Plur	5 lived	nsubj
5	lived	live	VERB	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	root	root
6	in	in	ADP	_	8 tree	case
7	the	the	DET	Definite=Def PronType=Art	8 tree	det
8	tree	tree	NOUN	Number=Sing	5 lived	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	live	past	the animals			the tree			vn lodge-46 «NP V PP.location»: agent=Theme in tree=Location

Option 4

No, trees make all their carbon out of sunlight

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	No	no	INTJ	Polarity=Neg	4 make	discourse
2	,	,	PUNCT	_	4 make	punct
3	trees	tree	NOUN	Number=Plur	4 make	nsubj
4	make	make	VERB	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	root	root
5	all	all	DET	PronType=Tot	7 carbon	det:predet
6	their	their	PRON	Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs	7 carbon	nmod:poss
7	carbon	carbon	NOUN	Number=Sing	4 make	obj
8	out	out	ADP	_	10 sunlight	case
9	of	of	ADP	_	10 sunlight	case
10	sunlight	sunlight	NOUN	Number=Sing	4 make	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	make	present	trees	trees's carbon		sunlight			vn build-26.1-1 «NP.asset V NP»: agent=Asset carbon=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.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/3-molecules-when-atoms-join-up/t2/