---
title: Desert foxes have big ears that help them lose heat, while Arctic fo… — Keeping warm and keeping cool: insulation and sw… · tree and pragmatics
description: Desert foxes have big ears that help them lose heat, while Arctic foxes have small ears that keep heat in. Who acts: Desert foxes, big ears, ears, Arctic foxes. A sentence of the lesson «Keeping warm and keeping cool: insulation and sweat» of the physics course of Mova's primary school with its depe
---

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# Keeping warm and keeping cool: insulation and sweat, sentence 16

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Desert foxes have big ears that help them lose heat, while Arctic foxes have small ears that keep heat in.

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**Who acts:** Desert foxes, big ears, ears, Arctic foxes, small ears · **What happens:** have, help, lose, keep in · **To what, where:** big ears, ears, heat, small ears

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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 (Desert foxes, big ears, ears, Arctic foxes), 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:16
# text = Desert foxes have big ears that help them lose heat, while Arctic foxes have small ears that keep heat in.
# 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): R7-rel-agree ×2
1	Desert	desert	ADJ	JJ	Degree=Pos	2	compound	_	Agree=R7-rel-agree|Haiku=2:amod
2	foxes	fox	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	big	big	ADJ	JJ	Degree=Pos	5	amod	_	_
5	ears	ear	NOUN	NNS	Number=Plur	3	obj	_	_
6	that	that	PRON	WDT	PronType=Rel	7	nsubj	_	_
7	help	help	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	acl:relcl	_	_
8	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	7	obj	_	_
9	lose	lose	VERB	VB	VerbForm=Inf	7	xcomp	_	_
10	heat	heat	NOUN	NN	Number=Sing	9	obj	_	_
11	,	,	PUNCT	,	_	15	punct	_	_
12	while	while	SCONJ	IN	_	15	mark	_	_
13	Arctic	arctic	ADJ	JJ	Degree=Pos	14	amod	_	_
14	foxes	fox	NOUN	NNS	Number=Plur	15	nsubj	_	_
15	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	advcl	_	Agree=R7-rel-agree|Haiku=3:conj
16	small	small	ADJ	JJ	Degree=Pos	17	amod	_	_
17	ears	ear	NOUN	NNS	Number=Plur	15	obj	_	_
18	that	that	PRON	WDT	PronType=Rel	19	nsubj	_	_
19	keep	keep	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	17	acl:relcl	_	_
20	heat	heat	NOUN	NN	Number=Sing	19	obj	_	_
21	in	in	ADP	RP	_	19	compound:prt	_	_
22	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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- 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 | **have** | present | Desert foxes | big ears |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent ear=Patient |
| 2 | **help** | present | big ears | ears *= ear* |  |  |  |  | vn help-72.1-1-1 «NP V NP S\_INF»: agent=Agent they=Beneficiary clause=Theme |
| 3 | **lose** | infinitive | ears *= ear* *not said here* | heat |  |  |  |  | vn succeed-74-3-1 «NP V NP»: agent=Agent heat=Eventuality |
| 4 | **have** | present | Arctic foxes | small ears |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent ear=Patient |
| 5 | **keep in** | present | small ears | heat |  |  |  |  | vn keep-15.2 «NP V NP»: agent=Agent heat=Theme |

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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:16`.

**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 ×2. **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: [Keeping warm and keeping cool: insulat…, 15](https://md.mova.elamur.ai/free/en/corpora/school/physics/25-keeping-warm-and-keeping-cool/15/)
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- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/physics/25-keeping-warm-and-keeping-cool/)

