---
title: Most exoplanets have been found by the transit method: a star dims s… — Exoplanets and the search for life · tree and pragmatics
description: Most exoplanets have been found by the transit method: a star dims slightly when a planet passes in front of it. Who acts: transit method, star, planet. A sentence of the lesson «Exoplanets and the search for life» of the space course of Mova's primary school with its dependency tree and the pragmat
---

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# Exoplanets and the search for life, sentence 7

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Most exoplanets have been found by the transit method: a star dims slightly when a planet passes in front of it.

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**Who acts:** transit method, star, planet · **What happens:** find, dim, pass · **To what, where:** Most exoplanets, transit method, front

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This is a sentence of the lesson «Exoplanets and the search for life» 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 (transit method, star, planet), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:space:026-exoplanets-and-the-search-for-life.lesson:7
# text = Most exoplanets have been found by the transit method: a star dims slightly when a planet passes in front of it.
# source = school lesson (ours)
# course = space
# lesson = 026-exoplanets-and-the-search-for-life.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	Most	most	ADJ	JJS	Degree=Sup	2	amod	_	_
2	exoplanets	exoplanet	NOUN	NNS	Number=Plur	5	nsubj:pass	_	_
3	have	have	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
4	been	be	AUX	VBN	Tense=Past|VerbForm=Part	5	aux:pass	_	_
5	found	find	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
6	by	by	ADP	IN	_	9	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	transit	transit	NOUN	NN	Number=Sing	9	compound	_	_
9	method	method	NOUN	NN	Number=Sing	5	obl	_	_
10	:	:	PUNCT	:	_	13	punct	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
12	star	star	NOUN	NN	Number=Sing	13	nsubj	_	_
13	dims	dim	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	acl:relcl	_	_
14	slightly	slightly	ADV	RB	_	13	advmod	_	_
15	when	when	SCONJ	WRB	_	18	mark	_	_
16	a	a	DET	DT	Definite=Ind|PronType=Art	17	det	_	_
17	planet	planet	NOUN	NN	Number=Sing	18	nsubj	_	_
18	passes	pass	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	advcl	_	_
19	in	in	ADP	IN	_	20	case	_	_
20	front	front	NOUN	NN	Number=Sing	18	obl	_	_
21	of	of	ADP	IN	_	22	case	_	_
22	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	20	nmod	_	_
23	.	.	PUNCT	.	_	5	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 | **find** | present · perfect · passive | the transit method | Most exoplanets |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent subject=Topic |
| 2 | **dim** | present | a star | the transit method *not said here* |  |  |  | slightly *property* | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent method=Patient |
| 3 | **pass** | present | a planet |  |  | front of star |  |  | vn occur-48.3-1 «NP V PP»: agent=Theme in front=Location |

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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:space:026-exoplanets-and-the-search-for-life.lesson:7`.

**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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