---
title: In Morse code the distress signal SOS is three dots, three dashes, t… — Communication: letters, phones, radio and the in… · tree and pragmatics
description: In Morse code the distress signal SOS is three dots, three dashes, three dots. Who acts: signal SOS. A sentence of the lesson «Communication: letters, phones, radio and the internet» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/world/100-communication-letters-to-internet/15/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [World](https://md.mova.elamur.ai/free/en/corpora/school/world/) / [Communication: letters, phones, radio…](https://md.mova.elamur.ai/free/en/corpora/school/world/100-communication-letters-to-internet/) / 15

# Communication: letters, phones, radio and the internet, sentence 15

<!-- .ven lang=en -->
In Morse code the distress signal SOS is three dots, three dashes, three dots.

<!-- .vintro -->
**Who acts:** signal SOS · **What happens:** be · **To what, where:** three dots, Morse code

<!-- .vabout -->
This is a sentence of the lesson «Communication: letters, phones, radio and the internet» 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 (signal SOS), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:100-communication-letters-to-internet.lesson:15
# text = In Morse code the distress signal SOS is three dots, three dashes, three dots.
# source = school lesson (ours)
# course = world
# lesson = 100-communication-letters-to-internet.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, R8-pos-agree ×1
1	In	in	ADP	IN	_	3	case	_	_
2	Morse	morse	PROPN	NNP	Number=Sing	3	compound	_	Agree=R8-pos-agree|Haiku=3:compound|HaikuPos=NOUN:NN:Number=Sing
3	code	code	NOUN	NN	Number=Sing	10	obl	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	Agree=R5-strong|Haiku=7:det
5	distress	distress	NOUN	NN	Number=Sing	6	compound	_	_
6	signal	signal	NOUN	NN	Number=Sing	7	compound	_	_
7	SOS	sos	NOUN	NN	Number=Sing	10	nsubj	_	_
8	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
9	three	three	NUM	CD	NumForm=Word|NumType=Card	10	nummod	_	_
10	dots	dot	NOUN	NNS	Number=Plur	0	root	_	_
11	,	,	PUNCT	,	_	13	punct	_	_
12	three	three	NUM	CD	NumForm=Word|NumType=Card	13	nummod	_	_
13	dashes	dash	NOUN	NNS	Number=Plur	10	conj	_	_
14	,	,	PUNCT	,	_	16	punct	_	_
15	three	three	NUM	CD	NumForm=Word|NumType=Card	16	nummod	_	_
16	dots	dot	NOUN	NNS	Number=Plur	10	conj	_	_
17	.	.	PUNCT	.	_	10	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 | **is a** | present | signal SOS | three dots and three dashes and three dots |  | Morse code |  |  | 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.

<!-- div src -->

**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:100-communication-letters-to-internet.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): R5-strong ×1, R8-pos-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/).

<!-- /div -->

<!-- pn -->
- ← previous: [Communication: letters, phones, radio…, 14](https://md.mova.elamur.ai/free/en/corpora/school/world/100-communication-letters-to-internet/14/)
- next →: [Communication: letters, phones, radio…, 16](https://md.mova.elamur.ai/free/en/corpora/school/world/100-communication-letters-to-internet/16/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/world/100-communication-letters-to-internet/)