---
title: Polaris, the North Star, is not the brightest star; Sirius is the br… — The Moon, the planets and the stars · tree and pragmatics
description: Polaris, the North Star, is not the brightest star; Sirius is the brightest star in the night sky, and Polaris is useful because it stays almost still above the North Pole. Who acts: Polaris, Sirius, sky. A sentence of the lesson «The Moon, the planets and the stars» of the myths course of Mova's pr
---

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# The Moon, the planets and the stars, sentence 9

<!-- .ven lang=en -->
Polaris, the North Star, is not the brightest star; Sirius is the brightest star in the night sky, and Polaris is useful because it stays almost still above the North Pole.

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**Who acts:** Polaris, Sirius, sky · **What happens:** not be, be, stay · **To what, where:** brightest star, night sky, North Pole

<!-- .vabout -->
This is a sentence of the lesson «The Moon, the planets and the stars» of the myths 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 (Polaris, Sirius, sky), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:myths:014-the-moon-the-planets-and-the-stars.lesson:9
# text = Polaris, the North Star, is not the brightest star; Sirius is the brightest star in the night sky, and Polaris is useful because it stays almost still above the North Pole.
# source = school lesson (ours)
# course = myths
# lesson = 014-the-moon-the-planets-and-the-stars.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): R7-rel-agree ×2, R8-pos-agree ×1
1	Polaris	Polaris	PROPN	NNP	Number=Sing	11	nsubj	_	_
2	,	,	PUNCT	,	_	5	punct	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	North	North	PROPN	NNP	Number=Sing	5	compound	_	_
5	Star	Star	PROPN	NNP	Number=Sing	1	appos	_	_
6	,	,	PUNCT	,	_	1	punct	_	_
7	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	11	cop	_	_
8	not	not	PART	RB	Polarity=Neg	11	advmod	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
10	brightest	bright	ADJ	JJS	Degree=Sup	11	amod	_	_
11	star	star	NOUN	NN	Number=Sing	0	root	_	_
12	;	;	PUNCT	:	_	17	punct	_	_
13	Sirius	Sirius	PROPN	NNP	Number=Sing	17	nsubj	_	_
14	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	17	cop	_	_
15	the	the	DET	DT	Definite=Def|PronType=Art	17	det	_	_
16	brightest	bright	ADJ	JJS	Degree=Sup	17	amod	_	_
17	star	star	NOUN	NN	Number=Sing	11	parataxis	_	Agree=R7-rel-agree|Haiku=11:conj
18	in	in	ADP	IN	_	21	case	_	_
19	the	the	DET	DT	Definite=Def|PronType=Art	21	det	_	_
20	night	night	NOUN	NN	Number=Sing	21	compound	_	_
21	sky	sky	NOUN	NN	Number=Sing	17	nmod	_	_
22	,	,	PUNCT	,	_	26	punct	_	_
23	and	and	CCONJ	CC	_	26	cc	_	_
24	Polaris	Polaris	PROPN	NNP	Number=Sing	26	nsubj	_	_
25	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	26	cop	_	_
26	useful	useful	ADJ	JJ	Degree=Pos	11	conj	_	Agree=R7-rel-agree|Haiku=11:parataxis
27	because	because	SCONJ	IN	_	29	mark	_	_
28	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	29	nsubj	_	_
29	stays	stay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	26	advcl	_	_
30	almost	almost	ADV	RB	_	31	advmod	_	_
31	still	still	ADV	RB	_	29	advmod	_	_
32	above	above	ADP	IN	_	35	case	_	_
33	the	the	DET	DT	Definite=Def|PronType=Art	35	det	_	_
34	North	North	PROPN	NNP	Number=Sing	35	compound	_	_
35	Pole	Pole	PROPN	NNP	Number=Sing	29	obl	_	Agree=R8-pos-agree|Haiku=29:obl|HaikuPos=NOUN:NN:Number=Sing
36	.	.	PUNCT	.	_	11	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 | **not** **is a** | present | Polaris | the brightest star |  |  |  |  | tree rules |
| 2 | **is a** | present | Sirius | the brightest star |  | the night sky |  |  | tree rules |
| 3 | **is** | present | Polaris |  |  |  |  | useful *property* | tree rules |
| 4 | **stay** | present | sky |  |  | the North Pole | still |  | vn exist-47.1 «NP V PP.location»: agent=Theme above pole=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:myths:014-the-moon-the-planets-and-the-stars.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): R7-rel-agree ×2, 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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