---
title: The air will not run out, because lifts are not airtight. — Escalators and lifts · tree and pragmatics
description: The air will not run out, because lifts are not airtight. Who acts: air, lifts. A sentence of the lesson «Escalators and lifts» of the technology course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Escalators and lifts, sentence 15

<!-- .ven lang=en -->
The air will not run out, because lifts are not airtight.

<!-- .vintro -->
**Who acts:** air, lifts · **What happens:** not run out, not be

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This is a sentence of the lesson «Escalators and lifts» of the technology 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 (air, lifts), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:026-escalators-and-lifts.lesson:15
# text = The air will not run out, because lifts are not airtight.
# source = school lesson (ours)
# course = technology
# lesson = 026-escalators-and-lifts.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	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	air	air	NOUN	NN	Number=Sing	5	nsubj	_	_
3	will	will	AUX	MD	VerbForm=Fin	5	aux	_	_
4	not	not	PART	RB	Polarity=Neg	5	advmod	_	_
5	run	run	VERB	VB	VerbForm=Inf	0	root	_	_
6	out	out	ADP	RP	_	5	compound:prt	_	_
7	,	,	PUNCT	,	_	12	punct	_	_
8	because	because	SCONJ	IN	_	12	mark	_	_
9	lifts	lift	NOUN	NNS	Number=Plur	12	nsubj	_	_
10	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	12	cop	_	_
11	not	not	PART	RB	Polarity=Neg	12	advmod	_	_
12	airtight	airtight	ADJ	JJ	Degree=Pos	5	advcl	_	_
13	.	.	PUNCT	.	_	5	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 | **not** **run out** | future | the air |  |  |  |  |  | vn run-51.3.2-2-1 «NP V»: agent=Theme |
| 2 | **not** **is** | present | lifts |  |  |  |  | airtight *property* | tree rules |

<!-- .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:technology:026-escalators-and-lifts.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): 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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