---
title: Fog is a cloud that forms at ground level. — Clouds, rain, snow and hail · tree and pragmatics
description: Fog is a cloud that forms at ground level. Who acts: Fog, cloud. A sentence of the lesson «Clouds, rain, snow and hail» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Clouds, rain, snow and hail, sentence 14

<!-- .ven lang=en -->
Fog is a cloud that forms at ground level.

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**Who acts:** Fog, cloud · **What happens:** be, form · **To what, where:** cloud, ground level

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This is a sentence of the lesson «Clouds, rain, snow and hail» 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 (Fog, cloud), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:067-clouds-rain-snow-hail.lesson:14
# text = Fog is a cloud that forms at ground level.
# source = school lesson (ours)
# course = world
# lesson = 067-clouds-rain-snow-hail.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	Fog	fog	NOUN	NN	Number=Sing	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	cloud	cloud	NOUN	NN	Number=Sing	0	root	_	_
5	that	that	PRON	WDT	PronType=Rel	6	nsubj	_	_
6	forms	form	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	acl:relcl	_	_
7	at	at	ADP	IN	_	9	case	_	_
8	ground	ground	NOUN	NN	Number=Sing	9	compound	_	_
9	level	level	NOUN	NN	Number=Sing	6	obl	_	_
10	.	.	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 a** | present | Fog | a cloud |  |  |  |  | tree rules |
| 2 | **form** | present | a cloud |  |  | ground level |  |  | vn appear-48.1.1 «NP V PP.location»: agent=Theme at level=Location |

<!-- .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:world:067-clouds-rain-snow-hail.lesson:14`.

**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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