---
title: A vacuum cleaner's fan pushes air out, leaving lower pressure inside… — Washing, drying, vacuuming and ironing · tree and pragmatics
description: A vacuum cleaner's fan pushes air out, leaving lower pressure inside (less air pushing), so the air outside rushes in through the hose carrying dust. Who acts: fan, air, hose. A sentence of the lesson «Washing, drying, vacuuming and ironing» of the technology course of Mova's primary school with its
---

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# Washing, drying, vacuuming and ironing, sentence 9

<!-- .ven lang=en -->
A vacuum cleaner's fan pushes air out, leaving lower pressure inside (less air pushing), so the air outside rushes in through the hose carrying dust.

<!-- .vintro -->
**Who acts:** fan, air, hose · **What happens:** push out, leave, rush in, carry · **To what, where:** air, lower pressure, hose, dust

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This is a sentence of the lesson «Washing, drying, vacuuming and ironing» 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 (fan, air, hose), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:012-washing-drying-vacuuming-ironing.lesson:9
# text = A vacuum cleaner's fan pushes air out, leaving lower pressure inside (less air pushing), so the air outside rushes in through the hose carrying dust.
# source = school lesson (ours)
# course = technology
# lesson = 012-washing-drying-vacuuming-ironing.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 ×3
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	Agree=R5-strong|Haiku=5:det
2	vacuum	vacuum	NOUN	NN	Number=Sing	3	compound	_	_
3	cleaner	cleaner	NOUN	NN	Number=Sing	5	nmod:poss	_	_
4	's	's	PART	POS	_	3	case	_	_
5	fan	fan	NOUN	NN	Number=Sing	6	nsubj	_	_
6	pushes	push	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
7	air	air	NOUN	NN	Number=Sing	6	obj	_	_
8	out	out	ADP	RP	_	6	compound:prt	_	_
9	,	,	PUNCT	,	_	10	punct	_	_
10	leaving	leave	VERB	VBG	Tense=Pres|VerbForm=Part	6	advcl	_	_
11	lower	low	ADJ	JJR	Degree=Cmp	12	amod	_	_
12	pressure	pressure	NOUN	NN	Number=Sing	10	obj	_	_
13	inside	inside	ADV	RB	_	12	advmod	_	_
14	(	(	PUNCT	-LRB-	_	16	punct	_	_
15	less	less	ADJ	JJR	Degree=Cmp	16	amod	_	_
16	air	air	NOUN	NN	Number=Sing	17	compound	_	Agree=R5-strong|Haiku=12:conj
17	pushing	push	NOUN	NN	Number=Sing	12	appos	_	Agree=R5-strong|Haiku=16:acl|HaikuPos=VERB:VBG:VerbForm=Ger
18	)	)	PUNCT	-RRB-	_	17	punct	_	_
19	,	,	PUNCT	,	_	24	punct	_	_
20	so	so	ADV	RB	_	24	advmod	_	_
21	the	the	DET	DT	Definite=Def|PronType=Art	22	det	_	_
22	air	air	NOUN	NN	Number=Sing	24	nsubj	_	_
23	outside	outside	ADV	RB	_	22	advmod	_	_
24	rushes	rush	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	parataxis	_	_
25	in	in	ADP	IN	_	24	advmod	_	_
26	through	through	ADP	IN	_	28	case	_	_
27	the	the	DET	DT	Definite=Def|PronType=Art	28	det	_	_
28	hose	hose	NOUN	NN	Number=Sing	24	obl	_	_
29	carrying	carry	VERB	VBG	VerbForm=Ger	28	acl	_	_
30	dust	dust	NOUN	NN	Number=Sing	29	obj	_	_
31	.	.	PUNCT	.	_	6	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 | **push out** | present | a vacuum cleaner's fan | air |  |  |  |  | vn carry-11.4-1-1 «NP V NP»: agent=Agent air=Theme |
| 2 | **leave** | gerund | a vacuum cleaner's fan *not said here* | lower pressure |  |  |  |  | vn keep-15.2 «NP V NP»: agent=Agent pressure=Theme |
| 3 | **rush in** | present | the air |  |  | the hose |  |  | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme through hose=Trajectory |
| 4 | **carry** | gerund | the hose *not said here* | dust |  |  |  |  | vn carry-11.4 «NP V NP»: agent=Agent dust=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:technology:012-washing-drying-vacuuming-ironing.lesson:9`.

**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 ×3. **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: [Washing, drying, vacuuming and ironing, 7](https://md.mova.elamur.ai/free/en/corpora/school/technology/12-washing-drying-vacuuming-ironing/7/)
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