---
title: A double is a number added to itself: 7 + 7 = 14. — Doubles and near doubles · tree and pragmatics
description: A double is a number added to itself: 7 + 7 = 14. Who acts: double, number. A sentence of the lesson «Doubles and near doubles» of the lessons course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Doubles and near doubles, sentence 0

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A double is a number added to itself: 7 + 7 = 14.

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**Who acts:** double, number · **What happens:** be, add · **To what, where:** number, 7, double

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This is a sentence of the lesson «Doubles and near doubles» of the lessons 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 (double, number), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:lessons:063-doubles-and-near-doubles.lesson:0
# text = A double is a number added to itself: 7 + 7 = 14.
# source = school lesson (ours)
# course = lessons
# lesson = 063-doubles-and-near-doubles.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): no change
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	double	double	NOUN	NN	Number=Sing	5	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	number	number	NOUN	NN	Number=Sing	0	root	_	_
6	added	add	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	5	acl	_	_
7	to	to	ADP	IN	_	8	case	_	_
8	itself	itself	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs|Reflex=Yes	6	obl	_	_
9	:	:	PUNCT	:	_	10	punct	_	_
10	7	7	NUM	CD	NumForm=Digit|NumType=Card	6	obl:unmarked	_	_
11	+	+	SYM	SYM	_	12	cc	_	_
12	7	7	NUM	CD	NumForm=Digit|NumType=Card	10	conj	_	_
13	=	=	SYM	SYM	_	14	case	_	_
14	14	14	NUM	CD	NumForm=Digit|NumType=Card	10	nmod	_	_
15	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

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- 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 | **is a** | present | a double | a number |  |  |  |  | tree rules |
| 2 | **add** *speech: assert* | participle | a number *not said here* | 7 = 14 | double |  |  |  | vn mix-22.1-2 «NP V ADVP-Middle PP»: agent=Patient to itself=Co-Patient |

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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:lessons:063-doubles-and-near-doubles.lesson:0`.

**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): no change. **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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