---
title: Wool, fur and fluffy materials keep heat in by trapping still air, w… — Keeping warm and keeping cool: insulation and sw… · tree and pragmatics
description: Wool, fur and fluffy materials keep heat in by trapping still air, which passes heat very badly. Who acts: Wool, air. A sentence of the lesson «Keeping warm and keeping cool: insulation and sweat» of the physics course of Mova's primary school with its dependency tree and the pragmatics of every cla
---

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# Keeping warm and keeping cool: insulation and sweat, sentence 5

<!-- .ven lang=en -->
Wool, fur and fluffy materials keep heat in by trapping still air, which passes heat very badly.

<!-- .vintro -->
**Who acts:** Wool, air · **What happens:** keep, trap, pass · **To what, where:** heat, air

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This is a sentence of the lesson «Keeping warm and keeping cool: insulation and sweat» 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 (Wool, air), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:025-keeping-warm-and-keeping-cool.lesson:5
# text = Wool, fur and fluffy materials keep heat in by trapping still air, which passes heat very badly.
# source = school lesson (ours)
# course = physics
# lesson = 025-keeping-warm-and-keeping-cool.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 ×2, R7-rel-agree ×3
1	Wool	wool	NOUN	NN	Number=Sing	7	nsubj	_	_
2	,	,	PUNCT	,	_	3	punct	_	_
3	fur	fur	NOUN	NN	Number=Sing	1	conj	_	_
4	and	and	CCONJ	CC	_	6	cc	_	_
5	fluffy	fluffy	ADJ	JJ	Degree=Pos	6	amod	_	_
6	materials	material	NOUN	NNS	Number=Plur	1	conj	_	_
7	keep	keep	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	heat	heat	NOUN	NN	Number=Sing	7	obj	_	_
9	in	in	ADV	RB	_	7	advmod	_	Agree=R7-rel-agree|Haiku=7:compound:prt|HaikuPos=ADP:RP:_
10	by	by	SCONJ	IN	_	11	mark	_	Agree=R7-rel-agree|Haiku=11:case|HaikuPos=ADP:IN:_
11	trapping	trap	VERB	VBG	Tense=Pres|VerbForm=Part	7	advcl	_	Agree=R7-rel-agree|Haiku=7:obl
12	still	still	ADV	RB	_	13	advmod	_	_
13	air	air	NOUN	NN	Number=Sing	11	obj	_	_
14	,	,	PUNCT	,	_	17	punct	_	_
15	which	which	PRON	WDT	PronType=Rel	16	nsubj	_	Agree=R5-strong|Haiku=17:nsubj
16	passes	pass	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	acl:relcl	_	_
17	heat	heat	NOUN	NN	Number=Sing	16	obj	_	_
18	very	very	ADV	RB	_	19	advmod	_	_
19	badly	badly	ADV	RB	Degree=Pos	16	advmod	_	Agree=R5-strong|Haiku=17:advmod
20	.	.	PUNCT	.	_	7	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 | **keep** | present | Wool and fur and fluffy materials | heat |  |  |  |  | vn keep-15.2 «NP V NP»: agent=Agent heat=Theme |
| 2 | **trap** | gerund | Wool and fur and fluffy materials *not said here* | air |  |  |  |  | vn trick-59.2 «NP V NP»: agent=Agent air=Patient |
| 3 | **pass** | present | air | heat |  |  |  | badly *property* | vn escape-51.1-1-3 «NP V NP»: agent=Theme heat=Trajectory |

<!-- .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:025-keeping-warm-and-keeping-cool.lesson:5`.

**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 ×2, R7-rel-agree ×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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