---
title: The black caiman is the biggest predator of the Amazon, over four me… — Amazon giants and tall tales: anacondas, caimans… · tree and pragmatics
description: The black caiman is the biggest predator of the Amazon, over four metres long, and hunts fish and capybaras at night. Who acts: black caiman. 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 7

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The black caiman is the biggest predator of the Amazon, over four metres long, and hunts fish and capybaras at night.

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**Who acts:** black caiman · **What happens:** be, hunt · **To what, where:** biggest predator, fish

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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 (black caiman), 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:7
# text = The black caiman is the biggest predator of the Amazon, over four metres long, and hunts fish and capybaras at night.
# 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 ×2, R8-pos-agree ×1
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	black	black	ADJ	JJ	Degree=Pos	3	amod	_	_
3	caiman	caiman	NOUN	NN	Number=Sing	7	nsubj	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
6	biggest	big	ADJ	JJS	Degree=Sup	7	amod	_	_
7	predator	predator	NOUN	NN	Number=Sing	0	root	_	_
8	of	of	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	Amazon	Amazon	PROPN	NNP	Number=Sing	7	nmod	_	Agree=R8-pos-agree|Haiku=7:nmod|HaikuPos=NOUN:NN:Number=Sing
11	,	,	PUNCT	,	_	14	punct	_	_
12	over	over	ADP	IN	_	14	case	_	_
13	four	four	NUM	CD	NumForm=Word|NumType=Card	14	nummod	_	_
14	metres	metre	NOUN	NNS	Number=Plur	15	obl	_	Agree=R5-strong|Haiku=7:parataxis
15	long	long	ADJ	JJ	Degree=Pos	7	amod	_	Agree=R5-strong|Haiku=14:advmod|HaikuPos=ADV:RB:Degree=Pos
16	,	,	PUNCT	,	_	18	punct	_	_
17	and	and	CCONJ	CC	_	18	cc	_	_
18	hunts	hunt	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	conj	_	_
19	fish	fish	NOUN	NNS	Number=Plur	18	obj	_	_
20	and	and	CCONJ	CC	_	21	cc	_	_
21	capybaras	capybara	NOUN	NNS	Number=Plur	19	conj	_	_
22	at	at	ADP	IN	_	23	case	_	_
23	night	night	NOUN	NN	Number=Sing	18	obl	_	_
24	.	.	PUNCT	.	_	7	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | the black caiman | the biggest predator |  |  |  | of the Amazon | tree rules |
| 2 | **hunt** | present | the black caiman *not said here* | fish and capybaras |  |  | night |  | vn hunt-35.1 «NP V NP»: agent=Agent fish=Theme |

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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: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): R5-strong ×2, R8-pos-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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