---
title: Tides are caused mostly by the pull of the Moon's gravity on the oce… — Rivers, lakes and the sea up close · tree and pragmatics
description: Tides are caused mostly by the pull of the Moon's gravity on the oceans. Who acts: pull. A sentence of the lesson «Rivers, lakes and the sea up close» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Rivers, lakes and the sea up close, sentence 16

<!-- .ven lang=en -->
Tides are caused mostly by the pull of the Moon's gravity on the oceans.

<!-- .vintro -->
**Who acts:** pull · **What happens:** cause, pull · **To what, where:** Tides, oceans, gravity

<!-- .vabout -->
This is a sentence of the lesson «Rivers, lakes and the sea up close» 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 (pull), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:064-rivers-lakes-and-the-sea.lesson:16
# text = Tides are caused mostly by the pull of the Moon's gravity on the oceans.
# source = school lesson (ours)
# course = world
# lesson = 064-rivers-lakes-and-the-sea.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	Tides	tide	NOUN	NNS	Number=Plur	3	nsubj:pass	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	caused	cause	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	mostly	mostly	ADV	RB	_	3	advmod	_	_
5	by	by	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	pull	pull	NOUN	NN	Number=Sing	3	obl	_	_
8	of	of	ADP	IN	_	12	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	Moon	Moon	PROPN	NNP	Number=Sing	12	nmod:poss	_	_
11	's	's	PART	POS	_	10	case	_	_
12	gravity	gravity	NOUN	NN	Number=Sing	7	nmod	_	_
13	on	on	ADP	IN	_	15	case	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
15	oceans	ocean	NOUN	NNS	Number=Plur	3	obl	_	_
16	.	.	PUNCT	.	_	3	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 | **cause** | present · passive | the pull of the Moon's gravity | Tides |  | the oceans |  | mostly *property* | vn engender-27.1-1 «NP V NP»: agent=Precondition subject=Patient |
| 2 | **pull** |  |  | the Moon's gravity |  |  |  |  | nom pull «act transitive»: of=patient |

<!-- .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:064-rivers-lakes-and-the-sea.lesson:16`.

**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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- ← previous: [Rivers, lakes and the sea up close, 15](https://md.mova.elamur.ai/free/en/corpora/school/world/64-rivers-lakes-and-the-sea/15/)
- next →: [Rivers, lakes and the sea up close, 17](https://md.mova.elamur.ai/free/en/corpora/school/world/64-rivers-lakes-and-the-sea/17/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/world/64-rivers-lakes-and-the-sea/)