---
title: Earth's axis is tilted, so for half the year the north leans towards… — Climate zones and why they are where they are · tree and pragmatics
description: Earth's axis is tilted, so for half the year the north leans towards the Sun and has summer while the south has winter, and then they swap. Who acts: north, south, mountains. A sentence of the lesson «Climate zones and why they are where they are» of the geography course of Mova's primary school wit
---

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# Climate zones and why they are where they are, sentence 5

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Earth's axis is tilted, so for half the year the north leans towards the Sun and has summer while the south has winter, and then they swap.

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**Who acts:** north, south, mountains · **What happens:** tilt, lean, have, swap · **To what, where:** axis

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This is a sentence of the lesson «Climate zones and why they are where they are» 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 (north, south, mountains), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:geography:021-climate-zones-and-why-they-are-where-they-are.lesson:5
# text = Earth's axis is tilted, so for half the year the north leans towards the Sun and has summer while the south has winter, and then they swap.
# source = school lesson (ours)
# course = geography
# lesson = 021-climate-zones-and-why-they-are-where-they-are.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): R2-punct-next ×1, R8-pos-agree ×1
1	Earth	Earth	PROPN	NNP	Number=Sing	3	nmod:poss	_	_
2	's	's	PART	POS	_	1	case	_	_
3	axis	axis	NOUN	NN	Number=Sing	5	nsubj:pass	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux:pass	_	_
5	tilted	tilt	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
6	,	,	PUNCT	,	_	14	punct	_	Agree=R2-punct-next|Haiku=5:punct
7	so	so	ADV	RB	_	14	advmod	_	_
8	for	for	ADP	IN	_	11	case	_	_
9	half	half	DET	PDT	NumForm=Word|NumType=Frac|PronType=Ind	11	det:predet	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	year	year	NOUN	NN	Number=Sing	14	obl	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	north	north	NOUN	NN	Number=Sing	14	nsubj	_	Agree=R8-pos-agree|Haiku=14:nsubj|HaikuPos=ADJ:JJ:Degree=Pos
14	leans	lean	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	conj	_	_
15	towards	towards	ADP	IN	_	17	case	_	_
16	the	the	DET	DT	Definite=Def|PronType=Art	17	det	_	_
17	Sun	Sun	PROPN	NNP	Number=Sing	14	obl	_	_
18	and	and	CCONJ	CC	_	19	cc	_	_
19	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	14	conj	_	_
20	summer	summer	NOUN	NN	Number=Sing	19	obj	_	_
21	while	while	SCONJ	IN	_	24	mark	_	_
22	the	the	DET	DT	Definite=Def|PronType=Art	23	det	_	_
23	south	south	NOUN	NN	Number=Sing	24	nsubj	_	_
24	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	19	advcl	_	_
25	winter	winter	NOUN	NN	Number=Sing	24	obj	_	_
26	,	,	PUNCT	,	_	30	punct	_	_
27	and	and	CCONJ	CC	_	30	cc	_	_
28	then	then	ADV	RB	PronType=Dem	30	advmod	_	_
29	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	30	nsubj	_	_
30	swap	swap	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	conj	_	_
31	.	.	PUNCT	.	_	5	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 | **tilt** | present · passive |  | Earth's axis |  |  |  |  | vn spatial\_configuration-47.6-1 «PP.location V NP»: subject=Theme |
| 2 | **lean** | present | the north |  |  |  | year | towards the Sun | vn assuming\_position-50 «NP V»: agent=Agent |
| 3 | **have** | present | the north *not said here* |  |  |  | summer |  | vn birth-28.2-1 «NP V NP»: agent=Agent |
| 4 | **have** | present | the south |  |  |  | winter |  | vn birth-28.2-1 «NP V NP»: agent=Agent |
| 5 | **swap** | present | mountains *= mountain* |  |  |  | then |  | vn substitute-13.6.2 «NP V PP.co-theme»: 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:geography:021-climate-zones-and-why-they-are-where-they-are.lesson:5`.

**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): R2-punct-next ×1, R8-pos-agree ×1. **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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- ← previous: [Climate zones and why they are where t…, 4](https://md.mova.elamur.ai/free/en/corpora/school/geography/21-climate-zones-and-why-they-are-where-they-are/4/)
- next →: [Climate zones and why they are where t…, 6](https://md.mova.elamur.ai/free/en/corpora/school/geography/21-climate-zones-and-why-they-are-where-they-are/6/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/geography/21-climate-zones-and-why-they-are-where-they-are/)

