---
title: It has three main layers: the thin outer epidermis that protects, th… — Skin: layers, sweat, goosebumps, freckles and su… · tree and pragmatics
description: It has three main layers: the thin outer epidermis that protects, the dermis below with blood vessels, nerves, sweat glands and hair roots, and a fat layer underneath that cushions and keeps you warm. Who acts: skin, thin outer epidermis, fat layer. A sentence of the lesson «Skin: layers, sweat, goo
---

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# Skin: layers, sweat, goosebumps, freckles and sunburn, sentence 1

<!-- .ven lang=en -->
It has three main layers: the thin outer epidermis that protects, the dermis below with blood vessels, nerves, sweat glands and hair roots, and a fat layer underneath that cushions and keeps you warm.

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**Who acts:** skin, thin outer epidermis, fat layer · **What happens:** have, protect, cushion, keep · **To what, where:** three main layers, you

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This is a sentence of the lesson «Skin: layers, sweat, goosebumps, freckles and sunburn» of the biology 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 (skin, thin outer epidermis, fat layer), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:353-skin-layers-sweat-goosebumps-freckles-and-sunburn.lesson:1
# text = It has three main layers: the thin outer epidermis that protects, the dermis below with blood vessels, nerves, sweat glands and hair roots, and a fat layer underneath that cushions and keeps you warm.
# source = school lesson (ours)
# course = biology
# lesson = 353-skin-layers-sweat-goosebumps-freckles-and-sunburn.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): R3-conj-first ×1, R5-strong ×2, R6-punct-agree ×1
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	three	three	NUM	CD	NumForm=Word|NumType=Card	5	nummod	_	_
4	main	main	ADJ	JJ	Degree=Pos	5	amod	_	_
5	layers	layer	NOUN	NNS	Number=Plur	2	obj	_	_
6	:	:	PUNCT	:	_	10	punct	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
8	thin	thin	ADJ	JJ	Degree=Pos	10	amod	_	_
9	outer	outer	ADJ	JJ	Degree=Pos	10	amod	_	_
10	epidermis	epidermis	NOUN	NN	Number=Sing	5	appos	_	Agree=R5-strong|Haiku=2:conj
11	that	that	PRON	WDT	PronType=Rel	12	nsubj	_	_
12	protects	protect	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	acl:relcl	_	_
13	,	,	PUNCT	,	_	15	punct	_	Agree=R6-punct-agree|Haiku=12:punct
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
15	dermis	dermis	NOUN	NN	Number=Sing	10	conj	_	Agree=R5-strong|Haiku=12:obj
16	below	below	ADV	RB	_	15	advmod	_	_
17	with	with	ADP	IN	_	19	case	_	_
18	blood	blood	NOUN	NN	Number=Sing	19	compound	_	_
19	vessels	vessel	NOUN	NNS	Number=Plur	15	nmod	_	_
20	,	,	PUNCT	,	_	21	punct	_	_
21	nerves	nerve	NOUN	NNS	Number=Plur	19	conj	_	_
22	,	,	PUNCT	,	_	24	punct	_	_
23	sweat	sweat	NOUN	NN	Number=Sing	24	compound	_	_
24	glands	gland	NOUN	NNS	Number=Plur	19	conj	_	_
25	and	and	CCONJ	CC	_	27	cc	_	_
26	hair	hair	NOUN	NN	Number=Sing	27	compound	_	_
27	roots	root	NOUN	NNS	Number=Plur	19	conj	_	Agree=R3-conj-first|Haiku=24:conj
28	,	,	PUNCT	,	_	32	punct	_	_
29	and	and	CCONJ	CC	_	32	cc	_	_
30	a	a	DET	DT	Definite=Ind|PronType=Art	32	det	_	_
31	fat	fat	NOUN	NN	Number=Sing	32	compound	_	_
32	layer	layer	NOUN	NN	Number=Sing	12	parataxis	_	_
33	underneath	underneath	ADV	RB	_	35	advmod	_	_
34	that	that	PRON	WDT	PronType=Rel	35	nsubj	_	_
35	cushions	cushion	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	32	acl:relcl	_	_
36	and	and	CCONJ	CC	_	37	cc	_	_
37	keeps	keep	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	35	conj	_	_
38	you	you	PRON	PRP	Case=Acc|Person=2|PronType=Prs	37	obj	_	_
39	warm	warm	ADJ	JJ	Degree=Pos	37	xcomp	_	_
40	.	.	PUNCT	.	_	2	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 | **have** | present | skin | three main layers |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent layer=Patient |
| 2 | **protect** | present | the thin outer epidermis and the dermis with blood vessels and nerves and sweat glands and hair roots |  |  |  |  |  | vn defend-72.3 «NP V S\_ING»: agent=Agent |
| 3 | **cushion** | present | a fat layer |  |  |  |  | underneath *property* | tree rules |
| 4 | **keep** | present | a fat layer *not said here* | you |  |  |  | warm *property* | vn keep-15.2 «NP V NP»: agent=Agent you=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:biology:353-skin-layers-sweat-goosebumps-freckles-and-sunburn.lesson:1`.

**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): R3-conj-first ×1, R5-strong ×2, R6-punct-agree ×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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- next →: [Skin: layers, sweat, goosebumps, freck…, 2](https://md.mova.elamur.ai/free/en/corpora/school/biology/353-skin-layers-sweat-goosebumps-freckles-and-sunburn/2/)
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