---
title: Many great deserts lie in belts about 30 degrees north and south of… — Deserts · tree and pragmatics
description: Many great deserts lie in belts about 30 degrees north and south of the equator, where air that has already dropped its rain over the tropics sinks and warms, so clouds cannot form. Who acts: Many great deserts, air, clouds, desert. A sentence of the lesson «Deserts» of the geography course of Mova'
---

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# Deserts, sentence 2

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Many great deserts lie in belts about 30 degrees north and south of the equator, where air that has already dropped its rain over the tropics sinks and warms, so clouds cannot form.

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**Who acts:** Many great deserts, air, clouds, desert · **What happens:** lie, drop, sink, warm, not form, rain · **To what, where:** 30 degrees, belts, rain, tropics

<!-- .vabout -->
This is a sentence of the lesson «Deserts» 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 (Many great deserts, air, clouds, desert), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:geography:018-deserts.lesson:2
# text = Many great deserts lie in belts about 30 degrees north and south of the equator, where air that has already dropped its rain over the tropics sinks and warms, so clouds cannot form.
# source = school lesson (ours)
# course = geography
# lesson = 018-deserts.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	Many	many	ADJ	JJ	Degree=Pos	3	amod	_	_
2	great	great	ADJ	JJ	Degree=Pos	3	amod	_	_
3	deserts	desert	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	lie	lie	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	in	in	ADP	IN	_	6	case	_	_
6	belts	belt	NOUN	NNS	Number=Plur	4	obl	_	_
7	about	about	ADV	RB	_	8	advmod	_	_
8	30	30	NUM	CD	NumForm=Digit|NumType=Card	9	nummod	_	_
9	degrees	degree	NOUN	NNS	Number=Plur	4	obl:unmarked	_	_
10	north	north	ADV	RB	_	4	advmod	_	_
11	and	and	CCONJ	CC	_	12	cc	_	_
12	south	south	ADV	RB	_	10	conj	_	_
13	of	of	ADP	IN	_	15	case	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
15	equator	equator	NOUN	NN	Number=Sing	10	obl	_	_
16	,	,	PUNCT	,	_	18	punct	_	_
17	where	where	ADV	WRB	PronType=Rel	18	advmod	_	_
18	air	air	NOUN	NN	Number=Sing	28	nsubj	_	_
19	that	that	PRON	WDT	PronType=Rel	22	nsubj	_	_
20	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	22	aux	_	_
21	already	already	ADV	RB	_	22	advmod	_	_
22	dropped	drop	VERB	VBN	Tense=Past|VerbForm=Part	18	acl:relcl	_	_
23	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	24	nmod:poss	_	_
24	rain	rain	NOUN	NN	Number=Sing	22	obj	_	_
25	over	over	ADP	IN	_	27	case	_	_
26	the	the	DET	DT	Definite=Def|PronType=Art	27	det	_	_
27	tropics	tropic	NOUN	NNS	Number=Plur	22	obl	_	_
28	sinks	sink	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	acl:relcl	_	_
29	and	and	CCONJ	CC	_	30	cc	_	_
30	warms	warm	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	28	conj	_	_
31	,	,	PUNCT	,	_	36	punct	_	_
32	so	so	SCONJ	IN	_	36	mark	_	_
33	clouds	cloud	NOUN	NNS	Number=Plur	36	nsubj	_	_
34	can	can	AUX	MD	VerbForm=Fin	36	aux	_	_
35	not	not	PART	RB	Polarity=Neg	36	advmod	_	_
36	form	form	VERB	VB	VerbForm=Inf	4	advcl	_	_
37	.	.	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 | **lie** | present | Many great deserts | 30 degrees |  | belts |  | north *property* | vn assuming\_position-50 «NP V PP.location»: agent=Agent in belt=Location |
| 2 | **drop** | present · perfect | air | desert's rain |  | the tropics |  |  | vn put\_direction-9.4 «NP V NP PP.destination»: agent=Agent rain=Theme over tropic=Destination |
| 3 | **sink** | present | air |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 4 | **warm** | present | air *not said here* |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 5 | **not** **form** | can | clouds |  |  |  |  |  | vn appear-48.1.1 «NP V»: agent=Theme |
| 6 | **rain** |  | desert |  |  |  |  |  | nom rain «phenomenon transitive»: poss=agent |

<!-- .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:018-deserts.lesson:2`.

**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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