---
title: The green anaconda is the heaviest snake in the world; water holds i… — Amazon giants and tall tales: anacondas, caimans… · tree and pragmatics
description: The green anaconda is the heaviest snake in the world; water holds its weight up, and its eyes and nostrils sit on top of its head. Who acts: green anaconda, water, eyes. A sentence of the lesson «Amazon giants and tall tales: anacondas, caimans, electric eels and the candiru» of the biology course 
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/biology/158-amazon-giants-and-tall-tales/4/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/school/biology/) / [Amazon giants and tall tales: anaconda…](https://md.mova.elamur.ai/free/en/corpora/school/biology/158-amazon-giants-and-tall-tales/) / 4

# Amazon giants and tall tales: anacondas, caimans, electric eels and the candiru, sentence 4

<!-- .ven lang=en -->
The green anaconda is the heaviest snake in the world; water holds its weight up, and its eyes and nostrils sit on top of its head.

<!-- .vintro -->
**Who acts:** green anaconda, water, eyes · **What happens:** be, hold up, sit · **To what, where:** heaviest snake, world, weight, top

<!-- .vabout -->
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 (green anaconda, water, eyes), 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:4
# text = The green anaconda is the heaviest snake in the world; water holds its weight up, and its eyes and nostrils sit on top of its head.
# 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): R6-punct-agree ×1
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	green	green	ADJ	JJ	Degree=Pos	3	amod	_	_
3	anaconda	anaconda	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	heaviest	heavy	ADJ	JJS	Degree=Sup	7	amod	_	_
7	snake	snake	NOUN	NN	Number=Sing	13	parataxis	_	_
8	in	in	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	world	world	NOUN	NN	Number=Sing	7	nmod	_	_
11	;	;	PUNCT	,	_	13	punct	_	_
12	water	water	NOUN	NN	Number=Sing	13	nsubj	_	_
13	holds	hold	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
14	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	15	nmod:poss	_	_
15	weight	weight	NOUN	NN	Number=Sing	13	obj	_	_
16	up	up	ADV	RB	_	13	advmod	_	_
17	,	,	PUNCT	,	_	23	punct	_	_
18	and	and	CCONJ	CC	_	23	cc	_	_
19	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	20	nmod:poss	_	_
20	eyes	eye	NOUN	NNS	Number=Plur	23	nsubj	_	_
21	and	and	CCONJ	CC	_	22	cc	_	_
22	nostrils	nostril	NOUN	NNS	Number=Plur	20	conj	_	_
23	sit	sit	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	13	conj	_	_
24	on	on	ADP	IN	_	25	case	_	_
25	top	top	NOUN	NN	Number=Sing	23	obl	_	_
26	of	of	ADP	IN	_	28	case	_	_
27	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	28	nmod:poss	_	_
28	head	head	NOUN	NN	Number=Sing	25	nmod	_	_
29	.	.	PUNCT	.	_	7	punct	_	Agree=R6-punct-agree|Haiku=13: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 | **is a** | present | the green anaconda | the heaviest snake |  | the world |  |  | tree rules |
| 2 | **hold up** | present | water | anaconda's weight |  |  |  |  | vn support-15.3-1 «NP V NP»: agent=Pivot weight=Theme |
| 3 | **sit** | present | anaconda's eyes and nostrils |  |  | top of anaconda's head |  |  | vn assuming\_position-50 «NP V PP.location»: agent=Agent on top=Location |

<!-- .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.

<!-- div src -->

**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:4`.

**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): 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/).

<!-- /div -->

<!-- pn -->
- ← previous: [Amazon giants and tall tales: anaconda…, 3](https://md.mova.elamur.ai/free/en/corpora/school/biology/158-amazon-giants-and-tall-tales/3/)
- next →: [Amazon giants and tall tales: anaconda…, 5](https://md.mova.elamur.ai/free/en/corpora/school/biology/158-amazon-giants-and-tall-tales/5/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/biology/158-amazon-giants-and-tall-tales/)

