---
title: Tiny Partula snails on Pacific islands such as Tahiti were wiped out… — Back to the wild: animals that zoos returned to… · tree and pragmatics
description: Tiny Partula snails on Pacific islands such as Tahiti were wiped out by a predatory snail that people brought in to eat another pest snail; zoos bred them and have returned thousands. Who acts: predatory snail, people, zoos. A sentence of the lesson «Back to the wild: animals that zoos returned to n
---

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# Back to the wild: animals that zoos returned to nature, sentence 17

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Tiny Partula snails on Pacific islands such as Tahiti were wiped out by a predatory snail that people brought in to eat another pest snail; zoos bred them and have returned thousands.

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**Who acts:** predatory snail, people, zoos · **What happens:** wipe out, bring in, eat, breed, return · **To what, where:** Tiny Partula snails, predatory snail, pest snail, snails, thousands

<!-- .vabout -->
This is a sentence of the lesson «Back to the wild: animals that zoos returned to nature» 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 (predatory snail, people, zoos), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:114-back-to-the-wild.lesson:17
# text = Tiny Partula snails on Pacific islands such as Tahiti were wiped out by a predatory snail that people brought in to eat another pest snail; zoos bred them and have returned thousands.
# source = school lesson (ours)
# course = biology
# lesson = 114-back-to-the-wild.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): R2-punct-next ×1, R7-rel-agree ×2
1	Tiny	tiny	ADJ	JJ	Degree=Pos	3	amod	_	_
2	Partula	Partula	PROPN	NNP	Number=Sing	3	compound	_	_
3	snails	snail	NOUN	NNS	Number=Plur	11	nsubj	_	_
4	on	on	ADP	IN	_	6	case	_	_
5	Pacific	Pacific	PROPN	NNP	Number=Sing	6	compound	_	_
6	islands	island	NOUN	NNS	Number=Plur	3	nmod	_	_
7	such	such	ADJ	JJ	Degree=Pos|ExtPos=ADP	9	case	_	_
8	as	as	ADP	IN	_	7	fixed	_	_
9	Tahiti	Tahiti	PROPN	NNP	Number=Sing	6	nmod	_	_
10	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	11	aux:pass	_	_
11	wiped	wipe	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
12	out	out	ADP	RP	_	11	compound:prt	_	_
13	by	by	ADP	IN	_	16	case	_	_
14	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
15	predatory	predatory	ADJ	JJ	Degree=Pos	16	amod	_	_
16	snail	snail	NOUN	NN	Number=Sing	11	obl	_	_
17	that	that	PRON	WDT	PronType=Rel	19	obj	_	_
18	people	people	NOUN	NNS	Number=Plur	19	nsubj	_	_
19	brought	bring	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	16	acl:relcl	_	_
20	in	in	ADV	RB	_	19	advmod	_	_
21	to	to	PART	TO	_	22	mark	_	_
22	eat	eat	VERB	VB	VerbForm=Inf	19	advcl	_	Agree=R7-rel-agree|Haiku=19:xcomp
23	another	another	DET	DT	PronType=Ind	25	det	_	_
24	pest	pest	NOUN	NN	Number=Sing	25	compound	_	_
25	snail	snail	NOUN	NN	Number=Sing	22	obj	_	_
26	;	;	PUNCT	:	_	28	punct	_	Agree=R2-punct-next|Haiku=11:punct
27	zoos	zoo	NOUN	NNS	Number=Plur	28	nsubj	_	_
28	bred	breed	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	11	parataxis	_	Agree=R7-rel-agree|Haiku=11:conj
29	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	28	obj	_	_
30	and	and	CCONJ	CC	_	32	cc	_	_
31	have	have	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	32	aux	_	_
32	returned	return	VERB	VBN	Tense=Past|VerbForm=Part	28	conj	_	_
33	thousands	thousand	NOUN	NNS	Number=Plur	32	obj	_	_
34	.	.	PUNCT	.	_	11	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 | **wipe out** | past · passive | a predatory snail | Tiny Partula snails on Pacific islands such Tahiti |  |  |  |  | vn wipe\_manner-10.4.1-1 «NP V NP.source»: agent=Agent subject=Source |
| 2 | **bring in** | past | people | a predatory snail |  |  |  |  | vn earn-54.6 «NP V NP»: agent=Theme that=Asset |
| 3 | **eat** | to-infinitive | people *not said here* | another pest snail |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent snail=Patient |
| 4 | **breed** | past | zoos | snails *= snail* |  |  |  |  | tree rules |
| 5 | **return** | present · perfect | zoos *not said here* | thousands |  |  |  |  | vn send-11.1 «NP V NP»: agent=Agent thousand=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:114-back-to-the-wild.lesson:17`.

**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): R2-punct-next ×1, 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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