---
title: Chickenpox is caused by the varicella-zoster virus; spots become bli… — Spots and itches: chickenpox, head lice and frie… · tree and pragmatics
description: Chickenpox is caused by the varicella-zoster virus; spots become blisters and crust over in about a week, and children stay home until all spots have crusted; it is usually mild, but some children get very ill with it. Who acts: zoster virus, spots, children, Chickenpox. A sentence of the lesson «Sp
---

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# Spots and itches: chickenpox, head lice and friends, sentence 5

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Chickenpox is caused by the varicella-zoster virus; spots become blisters and crust over in about a week, and children stay home until all spots have crusted; it is usually mild, but some children get very ill with it.

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**Who acts:** zoster virus, spots, children, Chickenpox · **What happens:** cause, become, crust over, stay, crust, be · **To what, where:** Chickenpox, blisters, spots

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This is a sentence of the lesson «Spots and itches: chickenpox, head lice and friends» of the medicine 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 (zoster virus, spots, children, Chickenpox), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:medicine:011-spots-and-itches-chickenpox-head-lice-and-friends.lesson:5
# text = Chickenpox is caused by the varicella-zoster virus; spots become blisters and crust over in about a week, and children stay home until all spots have crusted; it is usually mild, but some children get very ill with it.
# source = school lesson (ours)
# course = medicine
# lesson = 011-spots-and-itches-chickenpox-head-lice-and-friends.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 ×1, R7-rel-agree ×3
1	Chickenpox	chickenpox	NOUN	NN	Number=Sing	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	caused	cause	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	by	by	ADP	IN	_	9	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
6	varicella	varicella	NOUN	NN	Number=Sing	8	compound	_	Agree=R5-strong|Haiku=9:compound
7	-	-	PUNCT	HYPH	_	6	punct	_	_
8	zoster	zoster	NOUN	NN	Number=Sing	9	compound	_	_
9	virus	virus	NOUN	NN	Number=Sing	3	obl	_	_
10	;	;	PUNCT	:	_	11	punct	_	_
11	spots	spot	NOUN	NNS	Number=Plur	12	nsubj	_	_
12	become	become	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	parataxis	_	Agree=R7-rel-agree|Haiku=3:conj
13	blisters	blister	NOUN	NNS	Number=Plur	12	xcomp	_	Agree=R7-rel-agree|Haiku=12:obj
14	and	and	CCONJ	CC	_	15	cc	_	_
15	crust	crust	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	12	conj	_	_
16	over	over	ADV	RB	_	15	advmod	_	_
17	in	in	ADP	IN	_	20	case	_	_
18	about	about	ADV	RB	_	20	advmod	_	_
19	a	a	DET	DT	Definite=Ind|PronType=Art	20	det	_	_
20	week	week	NOUN	NN	Number=Sing	15	obl	_	_
21	,	,	PUNCT	,	_	24	punct	_	_
22	and	and	CCONJ	CC	_	24	cc	_	_
23	children	child	NOUN	NNS	Number=Plur	24	nsubj	_	_
24	stay	stay	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
25	home	home	ADV	RB	_	24	advmod	_	_
26	until	until	SCONJ	IN	_	30	mark	_	_
27	all	all	DET	DT	PronType=Tot	28	det	_	_
28	spots	spot	NOUN	NNS	Number=Plur	30	nsubj:pass	_	_
29	have	have	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	30	aux	_	_
30	crusted	crust	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	24	advcl	_	_
31	;	;	PUNCT	:	_	35	punct	_	_
32	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	35	nsubj	_	_
33	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	35	cop	_	_
34	usually	usually	ADV	RB	_	35	advmod	_	_
35	mild	mild	ADJ	JJ	Degree=Pos	3	parataxis	_	Agree=R7-rel-agree|Haiku=3:conj
36	,	,	PUNCT	,	_	40	punct	_	_
37	but	but	CCONJ	CC	_	40	cc	_	_
38	some	some	DET	DT	PronType=Ind	39	det	_	_
39	children	child	NOUN	NNS	Number=Plur	40	nsubj	_	_
40	get	get	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
41	very	very	ADV	RB	_	42	advmod	_	_
42	ill	ill	ADJ	JJ	Degree=Pos	40	xcomp	_	_
43	with	with	ADP	IN	_	44	case	_	_
44	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	42	obl	_	_
45	.	.	PUNCT	.	_	3	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 | **cause** | present · passive | the zoster virus | Chickenpox |  |  |  |  | vn engender-27.1-1 «NP V NP»: agent=Precondition subject=Patient |
| 2 | **become** | present | spots | blisters |  |  |  |  | vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient |
| 3 | **crust over** | present | spots *not said here* |  |  |  | week | over *property* | vn entity\_specific\_cos-45.5 «NP.patient V»: agent=Patient |
| 4 | **stay** | present | children |  |  |  |  | home *property* | vn exist-47.1 «NP V»: agent=Theme |
| 5 | **crust** | present · perfect · passive |  | all spots |  |  |  |  | tree rules |
| 6 | **is** | present | Chickenpox |  |  |  |  | mild, usually *property* | tree rules |
| 7 | **get** | present | some children |  |  |  |  | ill *property* | vn comprehend-87.2-1 «NP V S\_ING»: agent=Experiencer |

<!-- .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:medicine:011-spots-and-itches-chickenpox-head-lice-and-friends.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 ×1, 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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