---
title: Tiny, but after about 1,600 years the calendar had slipped 10 days,… — How our calendar was made: Romans, Julius Caesar… · tree and pragmatics
description: Tiny, but after about 1,600 years the calendar had slipped 10 days, so in 1582 Pope Gregory XIII cut 10 dates out once and changed the rule: a century year is a leap year only if it divides by 400. Who acts: calendar, Pope Gregory, century year. A sentence of the lesson «How our calendar was made: R
---

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# How our calendar was made: Romans, Julius Caesar and Pope Gregory, sentence 7

<!-- .ven lang=en -->
Tiny, but after about 1,600 years the calendar had slipped 10 days, so in 1582 Pope Gregory XIII cut 10 dates out once and changed the rule: a century year is a leap year only if it divides by 400.

<!-- .vintro -->
**Who acts:** calendar, Pope Gregory, century year · **What happens:** slip, cut, change, be, divide · **To what, where:** 1582, rule, leap year

<!-- .vabout -->
This is a sentence of the lesson «How our calendar was made: Romans, Julius Caesar and Pope Gregory» of the world course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (calendar, Pope Gregory, century year), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:116-how-our-calendar-was-made.lesson:7
# text = Tiny, but after about 1,600 years the calendar had slipped 10 days, so in 1582 Pope Gregory XIII cut 10 dates out once and changed the rule: a century year is a leap year only if it divides by 400.
# source = school lesson (ours)
# course = world
# lesson = 116-how-our-calendar-was-made.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×3, R7-rel-agree ×1
1	Tiny	tiny	ADJ	JJ	Degree=Pos	0	root	_	_
2	,	,	PUNCT	,	_	11	punct	_	_
3	but	but	CCONJ	CC	_	11	cc	_	_
4	after	after	ADP	IN	_	7	case	_	_
5	about	about	ADV	RB	_	6	advmod	_	_
6	1,600	1,600	NUM	CD	NumForm=Digit|NumType=Card	7	nummod	_	_
7	years	year	NOUN	NNS	Number=Plur	11	obl	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	calendar	calendar	NOUN	NN	Number=Sing	11	nsubj	_	_
10	had	have	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	11	aux	_	_
11	slipped	slip	VERB	VBN	Tense=Past|VerbForm=Part	1	conj	_	Agree=R7-rel-agree|Haiku=1:parataxis
12	10	10	NUM	CD	NumForm=Digit|NumType=Card	13	nummod	_	_
13	days	day	NOUN	NNS	Number=Plur	11	obl:unmarked	_	_
14	,	,	PUNCT	,	_	27	punct	_	_
15	so	so	ADV	RB	_	21	advmod	_	Agree=R5-strong|Haiku=27:advmod
16	in	in	ADP	IN	_	19	case	_	_
17	1582	1582	NUM	CD	NumForm=Digit|NumType=Card	21	obl	_	Agree=R5-strong|Haiku=19:nummod
18	Pope	pope	NOUN	NN	Number=Sing	19	compound	_	_
19	Gregory	gregory	NOUN	NN	Number=Sing	21	nsubj	_	_
20	XIII	XIII	NUM	CD	NumForm=Roman|NumType=Card	19	flat	_	_
21	cut	cut	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	11	conj	_	_
22	10	10	NUM	CD	NumForm=Digit|NumType=Card	23	nummod	_	_
23	dates	date	NOUN	NNS	Number=Plur	21	obj	_	_
24	out	out	ADV	RB	_	25	advmod	_	_
25	once	once	ADV	RB	NumForm=Word|NumType=Mult	21	advmod	_	_
26	and	and	CCONJ	CC	_	27	cc	_	_
27	changed	change	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	21	conj	_	_
28	the	the	DET	DT	Definite=Def|PronType=Art	29	det	_	_
29	rule	rule	NOUN	NN	Number=Sing	27	obj	_	_
30	:	:	PUNCT	:	_	37	punct	_	_
31	a	a	DET	DT	Definite=Ind|PronType=Art	33	det	_	_
32	century	century	NOUN	NN	Number=Sing	33	compound	_	_
33	year	year	NOUN	NN	Number=Sing	37	nsubj	_	_
34	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	37	cop	_	_
35	a	a	DET	DT	Definite=Ind|PronType=Art	37	det	_	_
36	leap	leap	NOUN	NN	Number=Sing	37	compound	_	_
37	year	year	NOUN	NN	Number=Sing	29	parataxis	_	_
38	only	only	ADV	RB	_	41	advmod	_	Agree=R5-strong|Haiku=37:advmod
39	if	if	SCONJ	IN	_	41	mark	_	_
40	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	41	nsubj	_	_
41	divides	divide	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	37	advcl	_	_
42	by	by	ADP	IN	_	43	case	_	_
43	400	400	NUM	CD	NumForm=Digit|NumType=Card	41	obl	_	_
44	.	.	PUNCT	.	_	1	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **slip** | past · perfect | the calendar |  |  |  | day; year |  | vn calibratable\_cos-45.6.1-1 «NP.attribute V»: agent=Attribute |
| 2 | **cut** | past | Pope Gregory | 1582 |  |  |  | once *property* | vn build-26.1-1 «NP.asset V NP»: agent=Asset date=Product |
| 3 | **change** | past | Pope Gregory *not said here* | the rule |  |  |  |  | vn dress-41.1.1-1-1 «NP V NP»: agent=Agent rule=Patient |
| 4 | **is a** | present | a century year | a leap year |  |  |  |  | tree rules |
| 5 | **divide** *a condition, not said to happen* | present | calendar |  |  |  |  | by 400 | vn multiply-108-1 «NP V NP PP.co-theme»: agent=Agent by 400=Co-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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:world:116-how-our-calendar-was-made.lesson:7`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R5-strong ×3, R7-rel-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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