---
title: The rules are short: never go on the line, never cross when lights f… — Road and railway safety · tree and pragmatics
description: The rules are short: never go on the line, never cross when lights flash, wait. Who acts: rules, lights. A sentence of the lesson «Road and railway safety» of the technology course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Road and railway safety, sentence 7

<!-- .ven lang=en -->
The rules are short: never go on the line, never cross when lights flash, wait.

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**Who acts:** rules, lights · **What happens:** be, not go, not cross, flash, wait · **To what, where:** line

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This is a sentence of the lesson «Road and railway safety» 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 (rules, lights), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:027-road-and-railway-safety.lesson:7
# text = The rules are short: never go on the line, never cross when lights flash, wait.
# source = school lesson (ours)
# course = technology
# lesson = 027-road-and-railway-safety.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	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	rules	rule	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	short	short	ADJ	JJ	Degree=Pos	0	root	_	_
5	:	:	PUNCT	:	_	7	punct	_	_
6	never	never	ADV	RB	PronType=Neg	7	advmod	_	_
7	go	go	VERB	VB	Mood=Imp|VerbForm=Fin	4	parataxis	_	_
8	on	on	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	line	line	NOUN	NN	Number=Sing	7	obl	_	_
11	,	,	PUNCT	,	_	13	punct	_	_
12	never	never	ADV	RB	PronType=Neg	13	advmod	_	_
13	cross	cross	VERB	VB	Mood=Imp|VerbForm=Fin	7	parataxis	_	_
14	when	when	SCONJ	WRB	_	16	mark	_	_
15	lights	light	NOUN	NNS	Number=Plur	16	nsubj	_	_
16	flash	flash	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	13	advcl	_	_
17	,	,	PUNCT	,	_	18	punct	_	_
18	wait	wait	VERB	VB	Mood=Imp|VerbForm=Fin	13	parataxis	_	_
19	.	.	PUNCT	.	_	4	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 | **is** | present | the rules |  |  |  |  | short *property* | tree rules |
| 2 | **not** **go** | infinitive |  |  |  | the line |  |  | vn occur-48.3-2 «NP V PP»: agent=Theme on line=Location |
| 3 | **not** **cross** | infinitive |  |  |  |  |  |  | vn contiguous\_location-47.8-1 «NP V»: agent=Theme |
| 4 | **flash** | present | lights |  |  |  |  |  | vn light\_emission-43.1 «NP V»: agent=Theme |
| 5 | **wait** | infinitive |  |  |  |  |  |  | vn exist-47.1 «NP V»: agent=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:technology:027-road-and-railway-safety.lesson:7`.

**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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