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Test 2 · Decades, centuries and millennia

Tom: "21st century? It's 2026, not 2126, the teacher's well confused." What's true?

Mova's choice: option 2 · The right answer: option 4 · wrong ✗ · Who acts: It, teacher · What happens: be · To what, where: 2026

This is test 2 of lesson 124 «Decades, centuries and millennia» of the world 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: Tom: "21st century?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Tom	Tom	PROPN	Number=Sing	root	root
2	:	:	PUNCT	_	5 century	punct
3	"	"	PUNCT	_	5 century	punct
4	21st	21st	ADJ	Degree=Pos NumForm=Combi NumType=Ord	5 century	amod
5	century	century	NOUN	Number=Sing	1 Tom	appos
6	?	?	PUNCT	_	1 Tom	punct

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

Sentence 2: It's 2026, not 2126, the teacher's well confused."

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 2026	nsubj
2	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 2026	cop
3	2026	2026	NUM	NumForm=Digit NumType=Card	root	root
4	,	,	PUNCT	_	6 2126	punct
5	not	not	PART	Polarity=Neg	6 2126	advmod
6	2126	2126	NUM	NumForm=Digit NumType=Card	3 2026	nmod
7	,	,	PUNCT	_	12 confused	punct
8	the	the	DET	Definite=Def PronType=Art	9 teacher	det
9	teacher	teacher	NOUN	Number=Sing	12 confused	nsubj
10	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	12 confused	cop
11	well	well	ADV	Degree=Pos	12 confused	advmod
12	confused	confused	ADJ	Degree=Pos	6 2126	parataxis
13	.	.	PUNCT	_	12 confused	punct
14	"	"	PUNCT	_	6 2126	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	present	It	2026				2126 nmod	tree rules
2	is	present	the teacher					confused, well property	tree rules

Sentence 3: What's true?

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	What	what	PRON	PronType=Int	3 true	nsubj
2	's	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	3 true	cop
3	true	true	ADJ	Degree=Pos	root	root
4	?	?	PUNCT	_	3 true	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present						true property	tree rules

The options

Option 1

The 21st century only starts in 2100

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	3 century	det
2	21st	21st	ADJ	Degree=Pos NumForm=Combi NumType=Ord	3 century	amod
3	century	century	NOUN	Number=Sing	5 starts	nsubj
4	only	only	ADV	_	5 starts	advmod
5	starts	start	VERB	Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin	root	root
6	in	in	ADP	_	7 2100	case
7	2100	2100	NUM	NumForm=Digit NumType=Card	5 starts	obl

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	start	present	the 21st century			2100			vn begin-55.1-1-1 «NP.eventuality V»: agent=Eventuality

Option 2 · ← Mova's choice

Centuries are counted from the year 21

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Centuries	century	NOUN	Number=Plur	3 counted	nsubj:pass
2	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	3 counted	aux:pass
3	counted	count	VERB	Tense=Past VerbForm=Part Voice=Pass	root	root
4	from	from	ADP	_	6 year	case
5	the	the	DET	Definite=Def PronType=Art	6 year	det
6	year	year	NOUN	Number=Sing	3 counted	obl
7	21	21	NUM	NumForm=Digit NumType=Card	6 year	flat

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	count	present · passive		Centuries			year		vn multiply-108 «NP V NP»: subject=Theme

Option 3

Tom's right, we're in the 20th century

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Tom	Tom	PROPN	Number=Sing	root	root
2	's	's	PART	_	1 Tom	case
3	right	right	ADJ	Degree=Pos	1 Tom	amod
4	,	,	PUNCT	_	10 century	punct
5	we	we	PRON	Case=Nom Number=Plur Person=1 PronType=Prs	10 century	nsubj
6	're	be	AUX	Mood=Ind Number=Plur Person=1 Tense=Pres VerbForm=Fin	10 century	cop
7	in	in	ADP	_	10 century	case
8	the	the	DET	Definite=Def PronType=Art	10 century	det
9	20th	20th	ADJ	Degree=Pos NumForm=Combi NumType=Ord	10 century	amod
10	century	century	NOUN	Number=Sing	1 Tom	appos

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is	present	we					in the 20th century	tree rules

Option 4 · ✓ the right answer

The 1st century was years 1 to 100, so the 2000s are the 21st

The tree, 14 words

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	3 century	det
2	1st	1st	ADJ	Degree=Pos NumForm=Combi NumType=Ord	3 century	amod
3	century	century	NOUN	Number=Sing	5 years	nsubj
4	was	be	AUX	Mood=Ind Number=Sing Person=3 Tense=Past VerbForm=Fin	5 years	cop
5	years	year	NOUN	Number=Plur	root	root
6	1	1	NUM	NumForm=Digit NumType=Card	5 years	flat
7	to	to	ADP	_	8 100	case
8	100	100	NUM	NumForm=Digit NumType=Card	6 1	nmod
9	,	,	PUNCT	_	15 21st	punct
10	so	so	ADV	_	15 21st	advmod
11	the	the	DET	Definite=Def PronType=Art	12 2000s	det
12	2000s	2000	NOUN	Number=Ptan NumForm=Combi NumType=Card	15 21st	nsubj
13	are	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Pres VerbForm=Fin	15 21st	cop
14	the	the	DET	Definite=Def PronType=Art	15 21st	det
15	21st	21st	NOUN	Number=Sing NumForm=Combi NumType=Ord	5 years	conj

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	is a	past	the 1st century	years and the 21st					tree rules
2	is a	present	the 2000s	the 21st					tree rules

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/world/124-decades-centuries-millennia/t2/