---
title: When hunters killed most black caimans, piranhas grew in number, bec… — Amazon giants and tall tales: anacondas, caimans… · tree and pragmatics
description: When hunters killed most black caimans, piranhas grew in number, because caimans had been eating them. Who acts: hunters, piranhas, caimans. A sentence of the lesson «Amazon giants and tall tales: anacondas, caimans, electric eels and the candiru» of the biology course of Mova's primary school with 
---

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# Amazon giants and tall tales: anacondas, caimans, electric eels and the candiru, sentence 8

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When hunters killed most black caimans, piranhas grew in number, because caimans had been eating them.

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**Who acts:** hunters, piranhas, caimans · **What happens:** kill, grow, eat · **To what, where:** most black caimans, number, piranhas

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This is a sentence of the lesson «Amazon giants and tall tales: anacondas, caimans, electric eels and the candiru» 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 (hunters, piranhas, caimans), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:158-amazon-giants-and-tall-tales.lesson:8
# text = When hunters killed most black caimans, piranhas grew in number, because caimans had been eating them.
# source = school lesson (ours)
# course = biology
# lesson = 158-amazon-giants-and-tall-tales.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
1	When	when	ADV	WRB	PronType=Int	3	advmod	_	_
2	hunters	hunter	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	killed	kill	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	9	advcl	_	_
4	most	most	ADJ	JJS	Degree=Sup	6	amod	_	Agree=R5-strong|Haiku=5:advmod|HaikuPos=ADV:RBS:Degree=Sup
5	black	black	ADJ	JJ	Degree=Pos	6	amod	_	_
6	caimans	caiman	NOUN	NNS	Number=Plur	3	obj	_	_
7	,	,	PUNCT	,	_	8	punct	_	_
8	piranhas	piranha	NOUN	NNS	Number=Plur	9	nsubj	_	_
9	grew	grow	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
10	in	in	ADP	IN	_	11	case	_	_
11	number	number	NOUN	NN	Number=Sing	9	obl	_	_
12	,	,	PUNCT	,	_	17	punct	_	_
13	because	because	SCONJ	IN	_	17	mark	_	_
14	caimans	caiman	NOUN	NNS	Number=Plur	17	nsubj	_	_
15	had	have	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	17	aux	_	_
16	been	be	AUX	VBN	Tense=Past|VerbForm=Part	17	aux	_	_
17	eating	eat	VERB	VBG	Tense=Pres|VerbForm=Part	9	advcl	_	_
18	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	17	obj	_	_
19	.	.	PUNCT	.	_	9	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **kill** | past | hunters | most black caimans |  |  |  |  | vn remove-10.1 «NP V NP»: agent=Agent caiman=Theme |
| 2 | **grow** | past | piranhas |  |  | number |  |  | vn appear-48.1.1 «NP V PP.location»: agent=Theme in number=Location |
| 3 | **eat** | past · perfect · progressive | caimans | piranhas *= piranha* |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent they=Patient |

<!-- .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:158-amazon-giants-and-tall-tales.lesson:8`.

**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. **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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