---
title: Ravi checks: "2028 ÷ 4 = 507, leap year, yes!" Then 2100 ÷ 4 = 525.… — Leap years and 29 February birthdays · tree and pragmatics
description: Ravi checks: "2028 ÷ 4 = 507, leap year, yes!" Then 2100 ÷ 4 = 525. "Leap year too!" What did he forget? Test 2 · ★ of lesson 112 «Leap years and 29 February birthdays» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's ch
---

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# Test 2 · ★ · Leap years and 29 February birthdays

<!-- .ven lang=en -->
Ravi checks: "2028 ÷ 4 = 507, leap year, yes!" Then 2100 ÷ 4 = 525. "Leap year too!" What did he forget?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** Ravi, you · **What happens:** check, leap, forget · **To what, where:** 2028

<!-- .vabout -->
This is test 2 · ★ of lesson 112 «Leap years and 29 February birthdays» 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](https://md.mova.elamur.ai/free/en/school-run/world/112-leap-years-and-29-february-birthdays/#t2).

## The question {#question}

<!-- .note -->
*Sentence 1:* Ravi checks: "2028 ÷ 4 = 507, leap year, yes!"

```conllu
# sent_id = question:world:112-leap-years-and-29-february-birthdays:t2:1
# text = Ravi checks: "2028 ÷ 4 = 507, leap year, yes!"
1	Ravi	Ravi	PROPN	NNP	Number=Sing	2	nsubj	_	_
2	checks	check	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	SpaceAfter=No
3	:	:	PUNCT	:	_	5	punct	_	_
4	"	"	PUNCT	``	_	5	punct	_	SpaceAfter=No
5	2028	2028	NUM	CD	NumForm=Digit|NumType=Card	2	obl	_	_
6	÷	÷	SYM	SYM	_	7	case	_	_
7	4	4	NUM	CD	NumForm=Digit|NumType=Card	5	nmod	_	_
8	=	=	SYM	SYM	_	9	case	_	_
9	507	507	NUM	CD	NumForm=Digit|NumType=Card	5	nmod	_	SpaceAfter=No
10	,	,	PUNCT	,	_	11	punct	_	_
11	leap	leap	VERB	VB	VerbForm=Inf	2	advcl	_	_
12	year	year	NOUN	NN	Number=Sing	11	obl:unmarked	_	SpaceAfter=No
13	,	,	PUNCT	,	_	14	punct	_	_
14	yes	yes	INTJ	UH	Polarity=Pos	2	discourse	_	SpaceAfter=No
15	!	!	PUNCT	.	_	14	punct	_	SpaceAfter=No
16	"	"	PUNCT	''	_	14	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **check** | present | Ravi | 2028 ÷ 4 = 507 |  |  |  |  | vn assessment-34.1 «NP V NP»: agent=Agent |
| 2 | **leap** *in a quote* | infinitive | Ravi *not said here* |  |  |  | year |  | vn run-51.3.2-1 «NP V»: agent=Theme |

<!-- .note -->
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.

<!-- .note -->
*Sentence 2:* Then 2100 ÷ 4 = 525. "

```conllu
# sent_id = question:world:112-leap-years-and-29-february-birthdays:t2:2
# text = Then 2100 ÷ 4 = 525. "
1	Then	then	ADV	RB	PronType=Dem	6	advmod	_	_
2	2100	2100	NUM	CD	NumForm=Digit|NumType=Card	6	nsubj	_	_
3	÷	÷	SYM	SYM	_	4	case	_	_
4	4	4	NUM	CD	NumForm=Digit|NumType=Card	2	nmod	_	_
5	=	=	SYM	SYM	_	6	case	_	_
6	525	525	NUM	CD	NumForm=Digit|NumType=Card	0	root	_	SpaceAfter=No
7	.	.	PUNCT	.	_	6	punct	_	_
8	"	"	PUNCT	''	_	6	punct	_	SpaceAfter=No
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

<!-- .note -->
*Sentence 3:* Leap year too!"

```conllu
# sent_id = question:world:112-leap-years-and-29-february-birthdays:t2:3
# text = Leap year too!"
1	Leap	leap	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	year	year	NOUN	NN	Number=Sing	1	obl:unmarked	_	_
3	too	too	ADV	RB	_	1	advmod	_	SpaceAfter=No
4	!	!	PUNCT	.	_	1	punct	_	SpaceAfter=No
5	"	"	PUNCT	''	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **leap** | imperative | you *not said here* |  |  |  | year |  | vn run-51.3.2-1 «NP V»: agent=Theme |

<!-- .note -->
*Sentence 4:* What did he forget?

```conllu
# sent_id = question:world:112-leap-years-and-29-february-birthdays:t2:4
# text = What did he forget?
1	What	what	PRON	WP	PronType=Int	4	obj	_	_
2	did	do	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	4	aux	_	_
3	he	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
4	forget	forget	VERB	VB	VerbForm=Inf	0	root	_	SpaceAfter=No
5	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **forget** | past · do-support | Ravi |  |  |  |  |  | tree rules |

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
2100 is too far away to count

```conllu
# sent_id = question:world:112-leap-years-and-29-february-birthdays:t2:o1:1
# text = 2100 is too far away to count
1	2100	2100	NUM	CD	NumForm=Digit|NumType=Card	5	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	too	too	ADV	RB	_	4	advmod	_	_
4	far	far	ADV	RB	Degree=Pos	5	advmod	_	_
5	away	away	ADV	RB	_	0	root	_	_
6	to	to	PART	TO	_	7	mark	_	_
7	count	count	VERB	VB	VerbForm=Inf	5	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | 2100 |  |  |  |  | away, far *property* | tree rules |
| 2 | **count** | to-infinitive | 2100 *not said here* |  |  |  |  |  | vn matter-91 «NP V»: agent=Stimulus |

### Option 2 {#o2}

<!-- .ven lang=en -->
Leap years only happen in even centuries

```conllu
# sent_id = question:world:112-leap-years-and-29-february-birthdays:t2:o2:1
# text = Leap years only happen in even centuries
1	Leap	leap	NOUN	NN	Number=Sing	2	compound	_	_
2	years	year	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	only	only	ADV	RB	_	4	advmod	_	_
4	happen	happen	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	in	in	ADP	IN	_	7	case	_	_
6	even	even	ADV	RB	_	7	advmod	_	_
7	centuries	century	NOUN	NNS	Number=Plur	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **happen** | present | Leap years |  |  |  | century |  | vn occur-48.3-1 «NP V»: agent=Theme |

### Option 3 · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Years ending in 00 must also divide by 400

```conllu
# sent_id = question:world:112-leap-years-and-29-february-birthdays:t2:o3:1
# text = Years ending in 00 must also divide by 400
1	Years	year	NOUN	NNS	Number=Plur	7	nsubj	_	_
2	ending	end	VERB	VBG	VerbForm=Ger	1	acl	_	_
3	in	in	ADP	IN	_	4	case	_	_
4	00	00	NUM	CD	NumForm=Digit|NumType=Card	2	obl	_	_
5	must	must	AUX	MD	VerbForm=Fin	7	aux	_	_
6	also	also	ADV	RB	_	7	advmod	_	_
7	divide	divide	VERB	VB	VerbForm=Inf	0	root	_	_
8	by	by	ADP	IN	_	9	case	_	_
9	400	400	NUM	CD	NumForm=Digit|NumType=Card	7	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **end** | gerund | Years *not said here* |  |  | 00 |  |  | vn stop-55.4-1-1 «NP.eventuality V»: agent=Eventuality |
| 2 | **divide** | must | Years |  |  |  |  | by 400 | vn multiply-108-1 «NP V NP PP.co-theme»: agent=Agent by 400=Co-Theme |

### Option 4 {#o4}

<!-- .ven lang=en -->
Nothing; 2100 is a leap year

```conllu
# sent_id = question:world:112-leap-years-and-29-february-birthdays:t2:o4:1
# text = Nothing; 2100 is a leap year
1	Nothing	nothing	PRON	NN	Number=Sing|PronType=Neg	7	nsubj	_	SpaceAfter=No
2	;	;	PUNCT	:	_	1	punct	_	_
3	2100	2100	NUM	CD	NumForm=Digit|NumType=Card	1	appos	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	leap	leap	NOUN	NN	Number=Sing	7	compound	_	_
7	year	year	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Nothing | a leap year |  |  |  |  | tree rules |

<!-- div src -->

**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.

<!-- /div -->

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