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Test 3 · ★ · How old is it? Rock layers, rock clocks, amber and the lon…

A fossil lies between a layer of ash 67 million years old below and one 65 million years old above. How old is the fossil?

Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · Who acts: fossil · What happens: lie, be · To what, where: layer, old fossil

This is test 3 · ★ of lesson 276 «How old is it? Rock layers, rock clocks, amber and the long story of life» 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 fossil lies between a layer of ash 67 million years old below and one 65 million years old above.

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	A	a	DET	Definite=Ind PronType=Art	2 fossil	det
2	fossil	fossil	NOUN	Number=Sing	3 lies	nsubj
3	lies	lie	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
4	between	between	ADP	_	6 layer	case
5	a	a	DET	Definite=Ind PronType=Art	6 layer	det
6	layer	layer	NOUN	Number=Sing	3 lies	obl
7	of	of	ADP	_	8 ash	case
8	ash	ash	NOUN	Number=Sing	6 layer	nmod
9	67	67	NUM	NumForm=Digit NumType=Card	10 million	compound
10	million	million	NUM	NumForm=Word NumType=Card	11 years	nummod
11	years	year	NOUN	Number=Plur	12 old	obl:unmarked
12	old	old	ADJ	Degree=Pos	8 ash	amod
13	below	below	ADV	_	12 old	advmod
14	and	and	CCONJ	_	19 old	cc
15	one	one	NUM	NumForm=Word NumType=Card	18 years	nummod
16	65	65	NUM	NumForm=Digit NumType=Card	17 million	compound
17	million	million	NUM	NumForm=Word NumType=Card	15 one	nmod
18	years	year	NOUN	Number=Plur	19 old	obl:unmarked
19	old	old	ADJ	Degree=Pos	8 ash	amod
20	above	above	ADV	_	19 old	advmod
21	.	.	PUNCT	_	3 lies	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	lie	present	a fossil			a layer of ash			vn assuming_position-50 «NP V PP.location»: agent=Agent between layer=Location

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 old is the fossil?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	How	how	ADV	PronType=Int	2 old	advmod
2	old	old	ADJ	Degree=Pos	5 fossil	amod
3	is	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	5 fossil	cop
4	the	the	DET	Definite=Def PronType=Art	5 fossil	det
5	fossil	fossil	NOUN	Number=Sing	root	root
6	?	?	PUNCT	_	5 fossil	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present		the old fossil					tree rules

The options

Option 1 · ← Mova's choice

Exactly 132 million years

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Exactly	exactly	ADV	_	3 million	advmod
2	132	132	NUM	NumForm=Digit NumType=Card	3 million	compound
3	million	million	NUM	NumForm=Word NumType=Card	4 years	nummod
4	years	year	NOUN	Number=Plur	root	root

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

Option 2

Older than 67 million years

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Older	old	ADJ	Degree=Cmp	4 million	advmod
2	than	than	ADP	_	1 Older	fixed
3	67	67	NUM	NumForm=Digit NumType=Card	4 million	compound
4	million	million	NUM	NumForm=Word NumType=Card	5 years	nummod
5	years	year	NOUN	Number=Plur	root	root

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

Option 3 · ✓ the right answer

Between 65 and 67 million years

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Between	between	ADP	_	2 65	case
2	65	65	NUM	NumForm=Digit NumType=Card	5 million	compound
3	and	and	CCONJ	_	4 67	cc
4	67	67	NUM	NumForm=Digit NumType=Card	2 65	conj
5	million	million	NUM	NumForm=Word NumType=Card	6 years	nummod
6	years	year	NOUN	Number=Plur	root	root

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

Option 4

Younger than 65 million years

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Younger	young	ADJ	Degree=Cmp	4 million	advmod
2	than	than	ADP	_	1 Younger	fixed
3	65	65	NUM	NumForm=Digit NumType=Card	4 million	compound
4	million	million	NUM	NumForm=Word NumType=Card	5 years	nummod
5	years	year	NOUN	Number=Plur	root	root

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

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/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t3/