---
title: The Moon turns once on its axis in the same time it takes to go once… — Thinking like an astronomer · tree and pragmatics
description: The Moon turns once on its axis in the same time it takes to go once around the Earth. Who acts: Moon, it. A sentence of the lesson «Thinking like an astronomer» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Thinking like an astronomer, sentence 5

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The Moon turns once on its axis in the same time it takes to go once around the Earth.

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**Who acts:** Moon, it · **What happens:** turn, take, go · **To what, where:** axis, same time, Earth

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This is a sentence of the lesson «Thinking like an astronomer» 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 (Moon, it), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:010-reasoning-about-space.lesson:5
# text = The Moon turns once on its axis in the same time it takes to go once around the Earth.
# source = school lesson (ours)
# course = world
# lesson = 010-reasoning-about-space.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	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	Moon	moon	NOUN	NN	Number=Sing	3	nsubj	_	_
3	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	once	once	ADV	RB	NumForm=Word|NumType=Mult	3	advmod	_	_
5	on	on	ADP	IN	_	7	case	_	_
6	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	7	nmod:poss	_	_
7	axis	axis	NOUN	NN	Number=Sing	3	obl	_	_
8	in	in	ADP	IN	_	11	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
10	same	same	ADJ	JJ	Degree=Pos	11	amod	_	_
11	time	time	NOUN	NN	Number=Sing	3	obl	_	_
12	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	13	nsubj	_	_
13	takes	take	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	11	acl:relcl	_	_
14	to	to	PART	TO	_	15	mark	_	_
15	go	go	VERB	VB	VerbForm=Inf	13	advcl	_	_
16	once	once	ADV	RB	NumForm=Word|NumType=Mult	15	advmod	_	_
17	around	around	ADP	IN	_	19	case	_	_
18	the	the	DET	DT	Definite=Def|PronType=Art	19	det	_	_
19	Earth	Earth	PROPN	NNP	Number=Sing	15	obl	_	_
20	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | present | the Moon |  |  | Moon's axis | time | once *property* | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme on axis=Trajectory |
| 2 | **take** | present | it | the same time *not said here* |  |  |  |  | vn bring-11.3 «NP V NP»: agent=Agent time=Theme |
| 3 | **go** | to-infinitive |  |  |  | the Earth |  | once *property* | vn escape-51.1-1 «NP V PP.initial\_location»: agent=Theme around earth=Initial\_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:010-reasoning-about-space.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): 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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