Exam question 1 · Deep time and the story of life

Ascertain the age of the Earth as established by radiometric dating.

Mova's choice: option 1 · The right answer: option 4 · wrong ✗ · Who acts: you · What happens: ascertain, establish · To what, where: age

This is exam question 1 of lesson 58 «Deep time and the story of life» of the geography 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	Ascertain	ascertain	VERB	Mood=Imp VerbForm=Fin	root	root
2	the	the	DET	Definite=Def PronType=Art	3 age	det
3	age	age	NOUN	Number=Sing	1 Ascertain	obj
4	of	of	ADP	_	6 Earth	case
5	the	the	DET	Definite=Def PronType=Art	6 Earth	det
6	Earth	Earth	PROPN	Number=Sing	3 age	nmod
7	as	as	SCONJ	_	8 established	mark
8	established	establish	VERB	Tense=Past VerbForm=Part Voice=Pass	1 Ascertain	advcl
9	by	by	ADP	_	11 dating	case
10	radiometric	radiometric	ADJ	Degree=Pos	11 dating	amod
11	dating	dating	NOUN	Number=Sing	8 established	obl
12	.	.	PUNCT	_	1 Ascertain	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	ascertain	imperative	you not said here	the age of the Earth					vn discover-84 «NP V NP»: agent=Agent age=Topic
2	establish	participle	you not said here					by radiometric dating	vn indicate-78-1-1 «NP V NP to be NP»: agent=Pivot

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

Approximately six thousand years

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Approximately	approximately	ADV	_	3 thousand	advmod
2	six	six	NUM	NumForm=Word NumType=Card	3 thousand	nummod
3	thousand	thousand	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

Approximately forty-five thousand million years

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Approximately	approximately	ADV	_	6 million	advmod
2	forty	forty	NUM	NumForm=Word NumType=Card	4 five	compound
3	-	-	PUNCT	_	2 forty	punct
4	five	five	NUM	NumForm=Word NumType=Card	5 thousand	compound
5	thousand	thousand	NUM	NumForm=Word NumType=Card	6 million	compound
6	million	million	NUM	NumForm=Word NumType=Card	7 years	nummod
7	years	year	NOUN	Number=Plur	root	root

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

Option 3

Approximately four million five hundred thousand years

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Approximately	approximately	ADV	_	6 thousand	advmod
2	four	four	NUM	NumForm=Word NumType=Card	3 million	compound
3	million	million	NUM	NumForm=Word NumType=Card	4 five	compound
4	five	five	NUM	NumForm=Word NumType=Card	5 hundred	compound
5	hundred	hundred	NUM	NumForm=Word NumType=Card	6 thousand	compound
6	thousand	thousand	NUM	NumForm=Word NumType=Card	7 years	nummod
7	years	year	NOUN	Number=Plur	root	root

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

Option 4 · ✓ the right answer

Approximately four thousand five hundred and forty million years

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Approximately	approximately	ADV	_	5 hundred	advmod
2	four	four	NUM	NumForm=Word NumType=Card	3 thousand	compound
3	thousand	thousand	NUM	NumForm=Word NumType=Card	4 five	compound
4	five	five	NUM	NumForm=Word NumType=Card	5 hundred	compound
5	hundred	hundred	NUM	NumForm=Word NumType=Card	9 years	nummod
6	and	and	CCONJ	_	8 million	cc
7	forty	forty	NUM	NumForm=Word NumType=Card	8 million	compound
8	million	million	NUM	NumForm=Word NumType=Card	5 hundred	conj
9	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/geography/58-deep-time-and-the-story-of-life/e1/