---
title: In deserts wind blasts sand against rocks and carves strange shapes. — Weathering and erosion · tree and pragmatics
description: In deserts wind blasts sand against rocks and carves strange shapes. Who acts: wind. A sentence of the lesson «Weathering and erosion» of the geography course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Weathering and erosion, sentence 14

<!-- .ven lang=en -->
In deserts wind blasts sand against rocks and carves strange shapes.

<!-- .vintro -->
**Who acts:** wind · **What happens:** blast, carve · **To what, where:** sand, deserts, strange shapes

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This is a sentence of the lesson «Weathering and erosion» of the geography 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 (wind), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:geography:052-weathering-and-erosion.lesson:14
# text = In deserts wind blasts sand against rocks and carves strange shapes.
# source = school lesson (ours)
# course = geography
# lesson = 052-weathering-and-erosion.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	In	in	ADP	IN	_	2	case	_	_
2	deserts	desert	NOUN	NNS	Number=Plur	4	obl	_	_
3	wind	wind	NOUN	NN	Number=Sing	4	nsubj	_	_
4	blasts	blast	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	sand	sand	NOUN	NN	Number=Sing	4	obj	_	_
6	against	against	ADP	IN	_	7	case	_	_
7	rocks	rock	NOUN	NNS	Number=Plur	4	obl	_	_
8	and	and	CCONJ	CC	_	9	cc	_	_
9	carves	carve	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	conj	_	_
10	strange	strange	ADJ	JJ	Degree=Pos	11	amod	_	_
11	shapes	shape	NOUN	NNS	Number=Plur	9	obj	_	_
12	.	.	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 | **blast** | present | wind | sand |  | deserts |  | against rocks | vn hit-18.1 «NP V NP PP»: agent=Agent sand=Instrument against rock=Patient |
| 2 | **carve** | present | wind *not said here* | strange shapes |  |  |  |  | vn scribble-25.2-1 «NP V NP»: agent=Agent shape=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:geography:052-weathering-and-erosion.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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