---
title: The Earth is a huge ball that spins around an imaginary line through… — Day and night · tree and pragmatics
description: The Earth is a huge ball that spins around an imaginary line through its middle, called its axis. Who acts: Earth, huge ball. A sentence of the lesson «Day and night» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Day and night, sentence 0

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The Earth is a huge ball that spins around an imaginary line through its middle, called its axis.

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**Who acts:** Earth, huge ball · **What happens:** be, spin, call · **To what, where:** huge ball, imaginary line, axis · **Speech:** someone speaks here

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This is a sentence of the lesson «Day and night» 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 (Earth, huge ball), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:001-day-and-night.lesson:0
# text = The Earth is a huge ball that spins around an imaginary line through its middle, called its axis.
# source = school lesson (ours)
# course = world
# lesson = 001-day-and-night.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): R8-pos-agree ×1
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	Earth	Earth	PROPN	NNP	Number=Sing	6	nsubj	_	Agree=R8-pos-agree|Haiku=6:nsubj|HaikuPos=NOUN:NN:Number=Sing
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	huge	huge	ADJ	JJ	Degree=Pos	6	amod	_	_
6	ball	ball	NOUN	NN	Number=Sing	0	root	_	_
7	that	that	PRON	WDT	PronType=Rel	8	nsubj	_	_
8	spins	spin	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	acl:relcl	_	_
9	around	around	ADP	IN	_	12	case	_	_
10	an	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
11	imaginary	imaginary	ADJ	JJ	Degree=Pos	12	amod	_	_
12	line	line	NOUN	NN	Number=Sing	8	obl	_	_
13	through	through	ADP	IN	_	15	case	_	_
14	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	15	nmod:poss	_	_
15	middle	middle	NOUN	NN	Number=Sing	8	obl	_	_
16	,	,	PUNCT	,	_	17	punct	_	_
17	called	call	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	acl	_	_
18	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	19	nmod:poss	_	_
19	axis	axis	NOUN	NN	Number=Sing	17	obj	_	_
20	.	.	PUNCT	.	_	6	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | the Earth | a huge ball |  |  |  |  | tree rules |
| 2 | **spin** | present | a huge ball |  |  | a imaginary line |  | through Earth's middle | vn roll-51.3.1 «NP.theme V PP.source PP.trajectory PP.destination»: agent=Theme around line=Source through middle=Trajectory |
| 3 | **call** | participle | a huge ball *not said here* | Earth's axis |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V NP.recipient»: agent=Agent axis=Recipient |

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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:001-day-and-night.lesson:0`.

**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): 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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