---
title: Saturn's main rings stretch about 280,000 kilometres across but are… — Saturn and its rings · tree and pragmatics
description: Saturn's main rings stretch about 280,000 kilometres across but are usually only about 10 metres thick. Who acts: main rings. A sentence of the lesson «Saturn and its rings» of the space course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/space/12-saturn-and-its-rings/9/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Space](https://md.mova.elamur.ai/free/en/corpora/school/space/) / [Saturn and its rings](https://md.mova.elamur.ai/free/en/corpora/school/space/12-saturn-and-its-rings/) / 9

# Saturn and its rings, sentence 9

<!-- .ven lang=en -->
Saturn's main rings stretch about 280,000 kilometres across but are usually only about 10 metres thick.

<!-- .vintro -->
**Who acts:** main rings · **What happens:** stretch, be

<!-- .vabout -->
This is a sentence of the lesson «Saturn and its rings» of the space 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 (main rings), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:space:012-saturn-and-its-rings.lesson:9
# text = Saturn's main rings stretch about 280,000 kilometres across but are usually only about 10 metres thick.
# source = school lesson (ours)
# course = space
# lesson = 012-saturn-and-its-rings.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): R5-strong ×1
1	Saturn	Saturn	PROPN	NNP	Number=Sing	4	nmod:poss	_	_
2	's	's	PART	POS	_	1	case	_	_
3	main	main	ADJ	JJ	Degree=Pos	4	amod	_	_
4	rings	ring	NOUN	NNS	Number=Plur	5	nsubj	_	_
5	stretch	stretch	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	about	about	ADV	RB	_	7	advmod	_	_
7	280,000	280,000	NUM	CD	NumForm=Digit|NumType=Card	8	nummod	_	_
8	kilometres	kilometre	NOUN	NNS	Number=Plur	9	obl:unmarked	_	Agree=R5-strong|Haiku=5:obl:unmarked
9	across	across	ADV	RB	_	5	advmod	_	_
10	but	but	CCONJ	CC	_	17	cc	_	_
11	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	17	cop	_	_
12	usually	usually	ADV	RB	_	17	advmod	_	_
13	only	only	ADV	RB	_	15	advmod	_	_
14	about	about	ADV	RB	_	15	advmod	_	_
15	10	10	NUM	CD	NumForm=Digit|NumType=Card	16	nummod	_	_
16	metres	metre	NOUN	NNS	Number=Plur	17	obl:unmarked	_	_
17	thick	thick	ADJ	JJ	Degree=Pos	5	conj	_	_
18	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stretch** | present | Saturn's main rings |  |  |  |  | across *property* | vn bend-45.2 «NP.patient V»: agent=Patient |
| 2 | **is** | present | Saturn's main rings *not said here* |  |  |  |  | 10 metres *obl:unmarked*; thick, usually *property* | tree rules |

<!-- .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.

<!-- div src -->

**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:space:012-saturn-and-its-rings.lesson:9`.

**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): R5-strong ×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/).

<!-- /div -->

<!-- pn -->
- ← previous: [Saturn and its rings, 8](https://md.mova.elamur.ai/free/en/corpora/school/space/12-saturn-and-its-rings/8/)
- next →: [Saturn and its rings, 10](https://md.mova.elamur.ai/free/en/corpora/school/space/12-saturn-and-its-rings/10/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/space/12-saturn-and-its-rings/)