---
title: Chytrid fungus attacks frog skin and has killed frogs in many countr… — The amphibian room: poison frogs, axolotls and t… · tree and pragmatics
description: Chytrid fungus attacks frog skin and has killed frogs in many countries, wiping out some kinds; it spread partly when people moved frogs around the world. Who acts: Chytrid fungus, skin, people. A sentence of the lesson «The amphibian room: poison frogs, axolotls and the frog rescue» of the biology 
---

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# The amphibian room: poison frogs, axolotls and the frog rescue, sentence 7

<!-- .ven lang=en -->
Chytrid fungus attacks frog skin and has killed frogs in many countries, wiping out some kinds; it spread partly when people moved frogs around the world.

<!-- .vintro -->
**Who acts:** Chytrid fungus, skin, people · **What happens:** attack, kill, wipe out, spread, move · **To what, where:** frog skin, frogs, many countries, kinds, world

<!-- .vabout -->
This is a sentence of the lesson «The amphibian room: poison frogs, axolotls and the frog rescue» 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 (Chytrid fungus, skin, people), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:089-amphibian-room-poison-frogs-axolotls-frog-rescue.lesson:7
# text = Chytrid fungus attacks frog skin and has killed frogs in many countries, wiping out some kinds; it spread partly when people moved frogs around the world.
# source = school lesson (ours)
# course = biology
# lesson = 089-amphibian-room-poison-frogs-axolotls-frog-rescue.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): R1-cc-next ×1, R5-strong ×3, R6-punct-agree ×1
1	Chytrid	chytrid	NOUN	NN	Number=Sing	2	compound	_	_
2	fungus	fungus	NOUN	NN	Number=Sing	3	nsubj	_	_
3	attacks	attack	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	frog	frog	NOUN	NN	Number=Sing	5	compound	_	_
5	skin	skin	NOUN	NN	Number=Sing	3	obj	_	_
6	and	and	CCONJ	CC	_	8	cc	_	Agree=R1-cc-next|Haiku=3:cc
7	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	aux	_	_
8	killed	kill	VERB	VBN	Tense=Past|VerbForm=Part	3	conj	_	_
9	frogs	frog	NOUN	NNS	Number=Plur	8	obj	_	_
10	in	in	ADP	IN	_	12	case	_	_
11	many	many	ADJ	JJ	Degree=Pos	12	amod	_	_
12	countries	country	NOUN	NNS	Number=Plur	8	obl	_	Agree=R5-strong|Haiku=9:nmod
13	,	,	PUNCT	,	_	14	punct	_	_
14	wiping	wipe	VERB	VBG	VerbForm=Ger	8	advcl	_	Agree=R5-strong|Haiku=12:acl
15	out	out	ADP	RP	_	14	compound:prt	_	_
16	some	some	DET	DT	PronType=Ind	17	det	_	_
17	kinds	kind	NOUN	NNS	Number=Plur	14	obj	_	_
18	;	;	PUNCT	:	_	20	punct	_	_
19	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	20	nsubj	_	_
20	spread	spread	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	8	conj	_	_
21	partly	partly	ADV	RB	_	20	advmod	_	_
22	when	when	ADV	WRB	PronType=Int	24	advmod	_	_
23	people	people	NOUN	NNS	Number=Plur	24	nsubj	_	_
24	moved	move	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	20	advcl	_	_
25	frogs	frog	NOUN	NNS	Number=Plur	24	obj	_	_
26	around	around	ADP	IN	_	28	case	_	_
27	the	the	DET	DT	Definite=Def|PronType=Art	28	det	_	_
28	world	world	NOUN	NN	Number=Sing	24	obl	_	Agree=R5-strong|Haiku=25:nmod
29	.	.	PUNCT	.	_	3	punct	_	Agree=R6-punct-agree|Haiku=8: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 | **attack** | present | Chytrid fungus | frog skin |  |  |  |  | vn attack-60.1-1 «NP V NP»: agent=Agent skin=Patient |
| 2 | **kill** | present · perfect | Chytrid fungus *not said here* | frogs |  | many countries |  |  | vn remove-10.1 «NP V NP»: agent=Agent frog=Theme |
| 3 | **wipe out** | gerund | Chytrid fungus *not said here* | some kinds |  |  |  |  | vn wipe\_manner-10.4.1-1 «NP V NP.source»: agent=Agent kind=Source |
| 4 | **spread** | past | skin |  |  |  |  | partly *property* | vn appear-48.1.1 «NP V»: agent=Theme |
| 5 | **move** | past | people | frogs |  | the world |  |  | vn roll-51.3.1 «NP V NP PP.trajectory»: agent=Agent frog=Theme around world=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:biology:089-amphibian-room-poison-frogs-axolotls-frog-rescue.lesson:7`.

**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): R1-cc-next ×1, R5-strong ×3, 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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