---
title: On a bus you hold on when it moves and sit down upstairs, and you ne… — Buses, trams, lorries and traffic lights · tree and pragmatics
description: On a bus you hold on when it moves and sit down upstairs, and you never run in front of or behind a bus. Who acts: you, centre. A sentence of the lesson «Buses, trams, lorries and traffic lights» of the technology course of Mova's primary school with its dependency tree and the pragmatics of every c
---

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# Buses, trams, lorries and traffic lights, sentence 6

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On a bus you hold on when it moves and sit down upstairs, and you never run in front of or behind a bus.

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**Who acts:** you, centre · **What happens:** hold on, move, sit down, not run · **To what, where:** bus, front

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This is a sentence of the lesson «Buses, trams, lorries and traffic lights» of the technology 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 (you, centre), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:020-buses-trams-lorries-and-traffic-lights.lesson:6
# text = On a bus you hold on when it moves and sit down upstairs, and you never run in front of or behind a bus.
# source = school lesson (ours)
# course = technology
# lesson = 020-buses-trams-lorries-and-traffic-lights.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	On	on	ADP	IN	_	3	case	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	bus	bus	NOUN	NN	Number=Sing	5	obl	_	_
4	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	5	nsubj	_	_
5	hold	hold	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	0	root	_	_
6	on	on	ADP	RP	_	5	compound:prt	_	Agree=R8-pos-agree|Haiku=5:compound:prt|HaikuPos=ADV:RB:_
7	when	when	SCONJ	WRB	_	9	mark	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	nsubj	_	_
9	moves	move	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	advcl	_	_
10	and	and	CCONJ	CC	_	11	cc	_	_
11	sit	sit	VERB	VB	VerbForm=Inf	9	conj	_	_
12	down	down	ADV	RB	_	11	advmod	_	_
13	upstairs	upstairs	ADV	RB	_	11	advmod	_	Agree=R5-strong|Haiku=12:advmod
14	,	,	PUNCT	,	_	18	punct	_	_
15	and	and	CCONJ	CC	_	18	cc	_	_
16	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	18	nsubj	_	_
17	never	never	ADV	RB	PronType=Neg	18	advmod	_	_
18	run	run	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	5	conj	_	_
19	in	in	ADP	IN	_	20	case	_	_
20	front	front	NOUN	NN	Number=Sing	18	obl	_	_
21	of	of	ADP	IN	_	25	case	_	_
22	or	or	CCONJ	CC	_	23	cc	_	_
23	behind	behind	ADP	IN	_	21	conj	_	_
24	a	a	DET	DT	Definite=Ind|PronType=Art	25	det	_	_
25	bus	bus	NOUN	NN	Number=Sing	20	nmod	_	_
26	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

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

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hold on** | present | you |  |  | a bus |  |  | vn exist-47.1 «NP V PP.location»: agent=Theme on bus=Location |
| 2 | **move** | present | centre |  |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 3 | **sit down** | infinitive | centre *not said here* |  |  |  |  | down, upstairs *property* | vn assuming\_position-50 «NP V»: agent=Agent |
| 4 | **not** **run** | present | you |  |  | front of a bus |  |  | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme in front=Trajectory |

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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:technology:020-buses-trams-lorries-and-traffic-lights.lesson:6`.

**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/).

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- ← previous: [Buses, trams, lorries and traffic lights, 5](https://md.mova.elamur.ai/free/en/corpora/school/technology/20-buses-trams-lorries-and-traffic-lights/5/)
- next →: [Buses, trams, lorries and traffic lights, 7](https://md.mova.elamur.ai/free/en/corpora/school/technology/20-buses-trams-lorries-and-traffic-lights/7/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/technology/20-buses-trams-lorries-and-traffic-lights/)