---
title: A silverback gorilla beats his chest with cupped hands, and the popp… — The Congo rainforest: gorillas, bonobos, okapis… · tree and pragmatics
description: A silverback gorilla beats his chest with cupped hands, and the popping drum sound tells rivals how big he is, often so a real fight is not needed. Who acts: silverback gorilla, popping drum sound, sound. A sentence of the lesson «The Congo rainforest: gorillas, bonobos, okapis and forest elephants»
---

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# The Congo rainforest: gorillas, bonobos, okapis and forest elephants, sentence 1

<!-- .ven lang=en -->
A silverback gorilla beats his chest with cupped hands, and the popping drum sound tells rivals how big he is, often so a real fight is not needed.

<!-- .vintro -->
**Who acts:** silverback gorilla, popping drum sound, sound · **What happens:** beat, cup, pop, tell, be, not need · **To what, where:** chest, rivals, real fight · **Speech:** someone speaks here

<!-- .vabout -->
This is a sentence of the lesson «The Congo rainforest: gorillas, bonobos, okapis and forest elephants» 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 (silverback gorilla, popping drum sound, sound), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:159-the-congo-rainforest.lesson:1
# text = A silverback gorilla beats his chest with cupped hands, and the popping drum sound tells rivals how big he is, often so a real fight is not needed.
# source = school lesson (ours)
# course = biology
# lesson = 159-the-congo-rainforest.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, R6-punct-agree ×1, R7-rel-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	silverback	silverback	NOUN	NN	Number=Sing	3	compound	_	_
3	gorilla	gorilla	NOUN	NN	Number=Sing	4	nsubj	_	_
4	beats	beat	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	his	his	PRON	PRP$	Case=Gen|Gender=Masc|Number=Sing|Person=3|Poss=Yes|PronType=Prs	6	nmod:poss	_	_
6	chest	chest	NOUN	NN	Number=Sing	4	obj	_	_
7	with	with	ADP	IN	_	9	case	_	_
8	cupped	cup	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	9	amod	_	_
9	hands	hand	NOUN	NNS	Number=Plur	4	obl	_	Agree=R5-strong|Haiku=6:nmod
10	,	,	PUNCT	,	_	16	punct	_	Agree=R6-punct-agree|Haiku=13:punct
11	and	and	CCONJ	CC	_	16	cc	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
13	popping	pop	VERB	VBG	Tense=Pres|VerbForm=Part	15	amod	_	_
14	drum	drum	NOUN	NN	Number=Sing	15	compound	_	_
15	sound	sound	NOUN	NN	Number=Sing	16	nsubj	_	_
16	tells	tell	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	conj	_	_
17	rivals	rival	NOUN	NNS	Number=Plur	16	iobj	_	Agree=R7-rel-agree|Haiku=16:obj
18	how	how	ADV	WRB	PronType=Int	19	advmod	_	_
19	big	big	ADJ	JJ	Degree=Pos	16	ccomp	_	_
20	he	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	19	nsubj	_	_
21	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	19	cop	_	_
22	,	,	PUNCT	,	_	30	punct	_	_
23	often	often	ADV	RB	_	30	advmod	_	_
24	so	so	ADV	RB	_	30	advmod	_	_
25	a	a	DET	DT	Definite=Ind|PronType=Art	27	det	_	_
26	real	real	ADJ	JJ	Degree=Pos	27	amod	_	_
27	fight	fight	NOUN	NN	Number=Sing	30	nsubj:pass	_	_
28	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	30	aux:pass	_	_
29	not	not	PART	RB	Polarity=Neg	30	advmod	_	_
30	needed	need	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	16	advcl	_	_
31	.	.	PUNCT	.	_	4	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: narrate
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **beat** | present | a silverback gorilla | Earth's chest |  |  |  | with cupped hands | vn hit-18.1-1 «NP V NP PP.instrument»: agent=Agent chest=Patient with hand=Instrument |
| 2 | **cup** | participle |  |  |  |  |  |  | vn pocket-9.10 «NP V NP.theme»: agent=Agent |
| 3 | **pop** | gerund |  |  |  |  |  |  | vn break-45.1 «NP.patient V»: agent=Patient |
| 4 | **tell** *speech: assert* | present | the popping drum sound |  | rivals |  |  |  | vn transfer\_mesg-37.1.1-1-1 «NP V NP.recipient»: agent=Agent rival=Recipient |
| 5 | **is** | present | sound |  |  |  |  | big *property* | tree rules |
| 6 | **not** **need** | present · passive |  | a real fight |  |  |  | often *property* | vn want-32.1-1-1 «NP V NP ADV»: subject=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:159-the-congo-rainforest.lesson:1`.

**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, R6-punct-agree ×1, R7-rel-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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