---
title: An empty bottle closed during a flight is squashed when the plane la… — The air presses on everything · tree and pragmatics
description: An empty bottle closed during a flight is squashed when the plane lands, because the thin air inside cannot push back against the stronger air at the ground. Who acts: plane, thin air. A sentence of the lesson «The air presses on everything» of the physics course of Mova's primary school with its de
---

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# The air presses on everything, sentence 15

<!-- .ven lang=en -->
An empty bottle closed during a flight is squashed when the plane lands, because the thin air inside cannot push back against the stronger air at the ground.

<!-- .vintro -->
**Who acts:** plane, thin air · **What happens:** close, squash, land, not push back · **To what, where:** empty bottle

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This is a sentence of the lesson «The air presses on everything» 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 (plane, thin air), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:014-the-air-presses-on-everything.lesson:15
# text = An empty bottle closed during a flight is squashed when the plane lands, because the thin air inside cannot push back against the stronger air at the ground.
# source = school lesson (ours)
# course = physics
# lesson = 014-the-air-presses-on-everything.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	An	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	empty	empty	ADJ	JJ	Degree=Pos	3	amod	_	_
3	bottle	bottle	NOUN	NN	Number=Sing	9	nsubj:pass	_	_
4	closed	close	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	acl	_	_
5	during	during	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	flight	flight	NOUN	NN	Number=Sing	4	obl	_	_
8	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	aux:pass	_	_
9	squashed	squash	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
10	when	when	ADV	WRB	PronType=Int	13	advmod	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	Agree=R5-strong|Haiku=13:det
12	plane	plane	NOUN	NN	Number=Sing	13	nsubj	_	_
13	lands	land	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	advcl	_	_
14	,	,	PUNCT	,	_	22	punct	_	_
15	because	because	SCONJ	IN	_	22	mark	_	_
16	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
17	thin	thin	ADJ	JJ	Degree=Pos	18	amod	_	_
18	air	air	NOUN	NN	Number=Sing	22	nsubj	_	_
19	inside	inside	ADV	RB	_	18	advmod	_	_
20	can	can	AUX	MD	VerbForm=Fin	22	aux	_	_
21	not	not	PART	RB	Polarity=Neg	22	advmod	_	_
22	push	push	VERB	VB	VerbForm=Inf	9	advcl	_	_
23	back	back	ADV	RB	_	22	advmod	_	_
24	against	against	ADP	IN	_	27	case	_	_
25	the	the	DET	DT	Definite=Def|PronType=Art	27	det	_	_
26	stronger	strong	ADJ	JJR	Degree=Cmp	27	amod	_	_
27	air	air	NOUN	NN	Number=Sing	22	obl	_	_
28	at	at	ADP	IN	_	30	case	_	_
29	the	the	DET	DT	Definite=Def|PronType=Art	30	det	_	_
30	ground	ground	NOUN	NN	Number=Sing	27	nmod	_	_
31	.	.	PUNCT	.	_	9	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 | **close** | participle |  | a empty bottle *not said here* |  |  | during a flight |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 2 | **squash** | present · passive |  | a empty bottle |  |  |  |  | vn carve-21.2-1 «NP V NP»: subject=Patient |
| 3 | **land** | present | the plane |  |  |  |  |  | vn pocket-9.10-1 «NP V»: agent=Theme |
| 4 | **not** **push back** | can | the thin air |  |  |  |  | against the stronger air at the ground | vn push-12-1-1 «NP V PP-Conative»: agent=Agent against air=Theme |

<!-- .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:physics:014-the-air-presses-on-everything.lesson:15`.

**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/).

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