---
title: A square has 4 sides, and all 4 sides are the same length. — Fence around a square · tree and pragmatics
description: A square has 4 sides, and all 4 sides are the same length. Who acts: square, 4 sides. A sentence of the lesson «Fence around a square» of the lessons course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Fence around a square, sentence 0

<!-- .ven lang=en -->
A square has 4 sides, and all 4 sides are the same length.

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**Who acts:** square, 4 sides · **What happens:** have, be · **To what, where:** 4 sides, same length

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This is a sentence of the lesson «Fence around a square» 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 (square, 4 sides), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:lessons:218-fence-around-a-square.lesson:0
# text = A square has 4 sides, and all 4 sides are the same length.
# source = school lesson (ours)
# course = lessons
# lesson = 218-fence-around-a-square.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 ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	square	square	NOUN	NN	Number=Sing	3	nsubj	_	_
3	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	4	4	NUM	CD	NumForm=Digit|NumType=Card	5	nummod	_	_
5	sides	side	NOUN	NNS	Number=Plur	3	obj	_	_
6	,	,	PUNCT	,	_	14	punct	_	_
7	and	and	CCONJ	CC	_	14	cc	_	_
8	all	all	DET	DT	PronType=Tot	10	det	_	Agree=R5-strong|Haiku=9:advmod|HaikuPos=ADV:RB:_
9	4	4	NUM	CD	NumForm=Digit|NumType=Card	10	nummod	_	_
10	sides	side	NOUN	NNS	Number=Plur	14	nsubj	_	_
11	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	14	cop	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
13	same	same	ADJ	JJ	Degree=Pos	14	amod	_	_
14	length	length	NOUN	NN	Number=Sing	3	conj	_	_
15	.	.	PUNCT	.	_	3	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 | **have** | present | a square | 4 sides |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent side=Patient |
| 2 | **is a** | present | all 4 sides | the same length |  |  |  |  | tree rules |

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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:218-fence-around-a-square.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): R5-strong ×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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