---
title: Stay back from river banks, especially after rain, because they can… — Campfires, cold nights and rivers · tree and pragmatics
description: Stay back from river banks, especially after rain, because they can be slippery or crumble. Who acts: you, banks. A sentence of the lesson «Campfires, cold nights and rivers» of the everyday course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Campfires, cold nights and rivers, sentence 15

<!-- .ven lang=en -->
Stay back from river banks, especially after rain, because they can be slippery or crumble.

<!-- .vintro -->
**Who acts:** you, banks · **What happens:** stay back, be, crumble · **To what, where:** river banks

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This is a sentence of the lesson «Campfires, cold nights and rivers» of the everyday 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, banks), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:everyday:231-campfires-and-rivers.lesson:15
# text = Stay back from river banks, especially after rain, because they can be slippery or crumble.
# source = school lesson (ours)
# course = everyday
# lesson = 231-campfires-and-rivers.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	Stay	stay	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	back	back	ADV	RB	_	1	advmod	_	_
3	from	from	ADP	IN	_	5	case	_	_
4	river	river	NOUN	NN	Number=Sing	5	compound	_	_
5	banks	bank	NOUN	NNS	Number=Plur	1	obl	_	_
6	,	,	PUNCT	,	_	9	punct	_	_
7	especially	especially	ADV	RB	_	9	advmod	_	_
8	after	after	ADP	IN	_	9	case	_	_
9	rain	rain	NOUN	NN	Number=Sing	1	obl	_	_
10	,	,	PUNCT	,	_	15	punct	_	_
11	because	because	SCONJ	IN	_	15	mark	_	_
12	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	15	nsubj	_	_
13	can	can	AUX	MD	VerbForm=Fin	15	aux	_	_
14	be	be	AUX	VB	VerbForm=Inf	15	cop	_	_
15	slippery	slippery	ADJ	JJ	Degree=Pos	1	advcl	_	_
16	or	or	CCONJ	CC	_	17	cc	_	_
17	crumble	crumble	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	15	conj	_	_
18	.	.	PUNCT	.	_	1	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: command
- act: warn
- voice: narrator
- polarity: none
- teacher: changed act=warn

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stay back** | imperative | you *not said here* |  |  | river banks | after rain |  | vn exist-47.1 «NP V»: agent=Theme |
| 2 | **is** | can | banks *= bank* |  |  |  |  | slippery *property* | tree rules |
| 3 | **crumble** | present | banks *= bank* *not said here* |  |  |  |  |  | vn break-45.1 «NP.patient V»: agent=Patient |

<!-- .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:everyday:231-campfires-and-rivers.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): 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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