---
title: The brain has two halves; the left half mostly controls the right si… — The brain and nerves · tree and pragmatics
description: The brain has two halves; the left half mostly controls the right side of the body and the right half controls the left side. Who acts: brain, left half, right half. A sentence of the lesson «The brain and nerves» of the biology course of Mova's primary school with its dependency tree and the pragma
---

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# The brain and nerves, sentence 10

<!-- .ven lang=en -->
The brain has two halves; the left half mostly controls the right side of the body and the right half controls the left side.

<!-- .vintro -->
**Who acts:** brain, left half, right half · **What happens:** have, control · **To what, where:** two halves, right side, left side

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This is a sentence of the lesson «The brain and nerves» of the biology 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 (brain, left half, right half), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:068-the-brain-and-nerves.lesson:10
# text = The brain has two halves; the left half mostly controls the right side of the body and the right half controls the left side.
# source = school lesson (ours)
# course = biology
# lesson = 068-the-brain-and-nerves.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): R1-cc-next ×1
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	brain	brain	NOUN	NN	Number=Sing	3	nsubj	_	_
3	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	two	two	NUM	CD	NumForm=Word|NumType=Card	5	nummod	_	_
5	halves	half	NOUN	NNS	Number=Plur	3	obj	_	_
6	;	;	PUNCT	,	_	9	punct	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	left	left	ADJ	JJ	Degree=Pos	9	amod	_	_
9	half	half	NOUN	NN	Number=Sing|NumForm=Word|NumType=Frac	11	nsubj	_	_
10	mostly	mostly	ADV	RB	_	11	advmod	_	_
11	controls	control	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
13	right	right	ADJ	JJ	Degree=Pos	14	amod	_	_
14	side	side	NOUN	NN	Number=Sing	11	obj	_	_
15	of	of	ADP	IN	_	17	case	_	_
16	the	the	DET	DT	Definite=Def|PronType=Art	17	det	_	_
17	body	body	NOUN	NN	Number=Sing	14	nmod	_	_
18	and	and	CCONJ	CC	_	22	cc	_	Agree=R1-cc-next|Haiku=11:cc
19	the	the	DET	DT	Definite=Def|PronType=Art	21	det	_	_
20	right	right	ADJ	JJ	Degree=Pos	21	amod	_	_
21	half	half	NOUN	NN	Number=Sing|NumForm=Word|NumType=Frac	22	nsubj	_	_
22	controls	control	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	11	conj	_	_
23	the	the	DET	DT	Definite=Def|PronType=Art	25	det	_	_
24	left	left	ADJ	JJ	Degree=Pos	25	amod	_	_
25	side	side	NOUN	NN	Number=Sing	22	obj	_	_
26	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | the brain | two halves |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent half=Patient |
| 2 | **control** | present | the left half | the right side of the body |  |  |  | mostly *property* | vn enforce-63 «NP V NP»: agent=Agent side=Theme |
| 3 | **control** | present | the right half | the left side |  |  |  |  | vn enforce-63 «NP V NP»: agent=Agent side=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:biology:068-the-brain-and-nerves.lesson:10`.

**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): R1-cc-next ×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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