---
title: A timer counts down and beeps at zero. — Alarms, stopwatches and how long a second is · tree and pragmatics
description: A timer counts down and beeps at zero. Who acts: timer. A sentence of the lesson «Alarms, stopwatches and how long a second is» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Alarms, stopwatches and how long a second is, sentence 3

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A timer counts down and beeps at zero.

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**Who acts:** timer · **What happens:** count down, beep · **To what, where:** zero

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This is a sentence of the lesson «Alarms, stopwatches and how long a second is» 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 (timer), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:105-alarms-stopwatches-how-long-a-second-is.lesson:3
# text = A timer counts down and beeps at zero.
# source = school lesson (ours)
# course = world
# lesson = 105-alarms-stopwatches-how-long-a-second-is.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	timer	timer	NOUN	NN	Number=Sing	3	nsubj	_	_
3	counts	count	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	down	down	ADP	RP	_	3	compound:prt	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	beeps	beep	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
7	at	at	ADP	IN	_	8	case	_	_
8	zero	zero	NUM	CD	NumForm=Word|NumType=Card	6	obl	_	_
9	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **count down** | present | a timer |  |  |  |  |  | vn matter-91 «NP V»: agent=Stimulus |
| 2 | **beep** | present | a timer *not said here* |  |  | zero |  |  | vn sound\_emission-43.2 «NP V PP.location»: agent=Theme at zero=Location |

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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:world:105-alarms-stopwatches-how-long-a-second-is.lesson:3`.

**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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