---
title: When a ship sails from a river into the salty sea, it floats a littl… — Olympiad: forces, floating and machines ★★★ · tree and pragmatics
description: When a ship sails from a river into the salty sea, it floats a little higher, because salty water pushes up harder. Who acts: ship, salty water. A sentence of the lesson «Olympiad: forces, floating and machines ★★★» of the physics course of Mova's primary school with its dependency tree and the prag
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/physics/42-olympiad-forces-floating-and-machines/12/)

<!-- 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/) / [Physics](https://md.mova.elamur.ai/free/en/corpora/school/physics/) / [Olympiad: forces, floating and machine…](https://md.mova.elamur.ai/free/en/corpora/school/physics/42-olympiad-forces-floating-and-machines/) / 12

# Olympiad: forces, floating and machines ★★★, sentence 12

<!-- .ven lang=en -->
When a ship sails from a river into the salty sea, it floats a little higher, because salty water pushes up harder.

<!-- .vintro -->
**Who acts:** ship, salty water · **What happens:** sail, float, push up · **To what, where:** river

<!-- .vabout -->
This is a sentence of the lesson «Olympiad: forces, floating and machines ★★★» of the physics 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 (ship, salty water), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:042-olympiad-forces-floating-and-machines.lesson:12
# text = When a ship sails from a river into the salty sea, it floats a little higher, because salty water pushes up harder.
# source = school lesson (ours)
# course = physics
# lesson = 042-olympiad-forces-floating-and-machines.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 ×1
1	When	when	SCONJ	WRB	_	4	mark	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	ship	ship	NOUN	NN	Number=Sing	4	nsubj	_	_
4	sails	sail	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	14	advcl	_	_
5	from	from	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	river	river	NOUN	NN	Number=Sing	4	obl	_	_
8	into	into	ADP	IN	_	11	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
10	salty	salty	ADJ	JJ	Degree=Pos	11	amod	_	_
11	sea	sea	NOUN	NN	Number=Sing	4	obl	_	_
12	,	,	PUNCT	,	_	14	punct	_	_
13	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	14	nsubj	_	_
14	floats	float	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
15	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
16	little	little	ADJ	JJ	Degree=Pos	17	obl:unmarked	_	_
17	higher	high	ADJ	JJR	Degree=Cmp	14	advmod	_	Agree=R7-rel-agree|Haiku=14:xcomp
18	,	,	PUNCT	,	_	14	punct	_	_
19	because	because	SCONJ	IN	_	22	mark	_	_
20	salty	salty	ADJ	JJ	Degree=Pos	21	amod	_	_
21	water	water	NOUN	NN	Number=Sing	22	nsubj	_	_
22	pushes	push	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	14	advcl	_	_
23	up	up	ADP	RP	_	22	compound:prt	_	_
24	harder	hard	ADV	RBR	Degree=Cmp	22	advmod	_	_
25	.	.	PUNCT	.	_	14	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 | **sail** | present | a ship |  |  | a river |  | into the salty sea | vn nonvehicle-51.4.2-1 «NP V PP.location»: agent=Agent from river=Trajectory |
| 2 | **float** | present | ship |  |  |  |  |  | vn run-51.3.2-2 «NP V»: agent=Theme |
| 3 | **push up** | present | salty water |  |  |  |  | hard *property* | vn push-12-1-1 «NP V PP»: agent=Agent |

<!-- .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:physics:042-olympiad-forces-floating-and-machines.lesson:12`.

**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 ×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: [Olympiad: forces, floating and machine…, 11](https://md.mova.elamur.ai/free/en/corpora/school/physics/42-olympiad-forces-floating-and-machines/11/)
- next →: [Olympiad: forces, floating and machine…, 13](https://md.mova.elamur.ai/free/en/corpora/school/physics/42-olympiad-forces-floating-and-machines/13/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/physics/42-olympiad-forces-floating-and-machines/)