---
title: 500 BC and AD 500 are 999 years apart, and 10 BC and AD 10 are 19 ye… — BC and AD, dinosaurs and pyramids, and timelines · tree and pragmatics
description: 500 BC and AD 500 are 999 years apart, and 10 BC and AD 10 are 19 years apart. Who acts: 500, 10 BC. A sentence of the lesson «BC and AD, dinosaurs and pyramids, and timelines» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# BC and AD, dinosaurs and pyramids, and timelines, sentence 15

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500 BC and AD 500 are 999 years apart, and 10 BC and AD 10 are 19 years apart.

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**Who acts:** 500, 10 BC · **What happens:** be

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This is a sentence of the lesson «BC and AD, dinosaurs and pyramids, and timelines» 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 (500, 10 BC), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:125-bc-ad-dinosaurs-pyramids-timelines.lesson:15
# text = 500 BC and AD 500 are 999 years apart, and 10 BC and AD 10 are 19 years apart.
# source = school lesson (ours)
# course = world
# lesson = 125-bc-ad-dinosaurs-pyramids-timelines.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): R6-punct-agree ×1
1	500	500	PROPN	NNP	Number=Sing	9	nsubj	_	_
2	BC	BC	PROPN	NNP	Number=Sing	1	flat	_	_
3	and	and	CCONJ	CC	_	4	cc	_	_
4	AD	ad	NOUN	NN	Number=Sing	1	conj	_	_
5	500	500	NUM	CD	NumForm=Digit|NumType=Card	4	flat	_	_
6	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	9	cop	_	_
7	999	999	NUM	CD	NumForm=Digit|NumType=Card	8	nummod	_	_
8	years	year	NOUN	NNS	Number=Plur	9	obl:unmarked	_	_
9	apart	apart	ADV	RB	_	0	root	_	_
10	,	,	PUNCT	,	_	20	punct	_	Agree=R6-punct-agree|Haiku=19:punct
11	and	and	CCONJ	CC	_	20	cc	_	_
12	10	10	NUM	CD	NumForm=Digit|NumType=Card	13	nummod	_	_
13	BC	BC	NOUN	NN	Number=Sing	20	nsubj	_	_
14	and	and	CCONJ	CC	_	15	cc	_	_
15	AD	ad	NOUN	NN	Number=Sing	13	conj	_	_
16	10	10	NUM	CD	NumForm=Digit|NumType=Card	15	flat	_	_
17	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	20	cop	_	_
18	19	19	NUM	CD	NumForm=Digit|NumType=Card	19	nummod	_	_
19	years	year	NOUN	NNS	Number=Plur	20	obl:unmarked	_	_
20	apart	apart	ADV	RB	_	9	conj	_	_
21	.	.	PUNCT	.	_	9	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | 500 and AD |  |  |  | year | apart *property* | tree rules |
| 2 | **is** | present | 10 BC and AD |  |  |  | year | apart *property* | tree rules |

<!-- .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:125-bc-ad-dinosaurs-pyramids-timelines.lesson:15`.

**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): R6-punct-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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