---
title: Speed is how far something goes in a certain time; 50 kilometres an… — Speed: fast and slow · tree and pragmatics
description: Speed is how far something goes in a certain time; 50 kilometres an hour means 50 kilometres in one hour at that speed. Who acts: Speed, 50 kilometres. A sentence of the lesson «Speed: fast and slow» of the physics course of Mova's primary school with its dependency tree and the pragmatics of every 
---

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# Speed: fast and slow, sentence 5

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Speed is how far something goes in a certain time; 50 kilometres an hour means 50 kilometres in one hour at that speed.

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**Who acts:** Speed, 50 kilometres · **What happens:** be, mean · **To what, where:** 50 kilometres

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This is a sentence of the lesson «Speed: fast and slow» of the physics 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 (Speed, 50 kilometres), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:036-speed-fast-and-slow.lesson:5
# text = Speed is how far something goes in a certain time; 50 kilometres an hour means 50 kilometres in one hour at that speed.
# source = school lesson (ours)
# course = physics
# lesson = 036-speed-fast-and-slow.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	Speed	speed	NOUN	NN	Number=Sing	6	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
3	how	how	ADV	WRB	PronType=Int	4	advmod	_	_
4	far	far	ADV	RB	Degree=Pos	6	advmod	_	_
5	something	something	PRON	NN	Number=Sing|PronType=Ind	6	nsubj	_	_
6	goes	go	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	in	in	ADP	IN	_	10	case	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
9	certain	certain	ADJ	JJ	Degree=Pos	10	amod	_	_
10	time	time	NOUN	NN	Number=Sing	6	obl	_	_
11	;	;	PUNCT	:	_	6	punct	_	_
12	50	50	NUM	CD	NumForm=Digit|NumType=Card	13	nummod	_	_
13	kilometres	kilometre	NOUN	NNS	Number=Plur	16	nsubj	_	_
14	an	a	DET	DT	Definite=Ind|PronType=Art	15	det	_	_
15	hour	hour	NOUN	NN	Number=Sing	13	nmod:unmarked	_	_
16	means	mean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	parataxis	_	_
17	50	50	NUM	CD	NumForm=Digit|NumType=Card	18	nummod	_	_
18	kilometres	kilometre	NOUN	NNS	Number=Plur	16	obj	_	_
19	in	in	ADP	IN	_	21	case	_	_
20	one	one	NUM	CD	NumForm=Word|NumType=Card	21	nummod	_	_
21	hour	hour	NOUN	NN	Number=Sing	16	obl	_	_
22	at	at	ADP	IN	_	24	case	_	_
23	that	that	DET	DT	Number=Sing|PronType=Dem	24	det	_	_
24	speed	speed	NOUN	NN	Number=Sing	21	nmod	_	_
25	.	.	PUNCT	.	_	6	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 | **is** | present | Speed |  |  |  | time | far, go *property* | tree rules |
| 2 | **mean** | present | 50 kilometres  a hour | 50 kilometres |  |  | hour |  | vn intend-61.2-1 «NP V NP»: agent=Agent kilometre=Topic |

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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:physics:036-speed-fast-and-slow.lesson:5`.

**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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- ← previous: [Speed: fast and slow, 4](https://md.mova.elamur.ai/free/en/corpora/school/physics/36-speed-fast-and-slow/4/)
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- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/physics/36-speed-fast-and-slow/)