---
title: A hippo looks lazy and round, but it opens its mouth wide enough to… — The African savanna area: hippos, meerkats, ostr… · tree and pragmatics
description: A hippo looks lazy and round, but it opens its mouth wide enough to fit a child, walks along the bottom of the pool because it cannot really swim, and guards its water so fiercely that it is one of the most dangerous animals to people in Africa. Who acts: hippo. A sentence of the lesson «The African
---

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# The African savanna area: hippos, meerkats, ostriches, wild dogs and hyenas, sentence 1

<!-- .ven lang=en -->
A hippo looks lazy and round, but it opens its mouth wide enough to fit a child, walks along the bottom of the pool because it cannot really swim, and guards its water so fiercely that it is one of the most dangerous animals to people in Africa.

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**Who acts:** hippo · **What happens:** look, open, fit, walk, not swim, guard · **To what, where:** mouth, child, bottom, water, one

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This is a sentence of the lesson «The African savanna area: hippos, meerkats, ostriches, wild dogs and hyenas» 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 (hippo), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:102-the-african-savanna-area-hippos-meerkats-ostriches.lesson:1
# text = A hippo looks lazy and round, but it opens its mouth wide enough to fit a child, walks along the bottom of the pool because it cannot really swim, and guards its water so fiercely that it is one of the most dangerous animals to people in Africa.
# source = school lesson (ours)
# course = biology
# lesson = 102-the-african-savanna-area-hippos-meerkats-ostriches.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	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	hippo	hippo	NOUN	NN	Number=Sing	3	nsubj	_	_
3	looks	look	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	lazy	lazy	ADJ	JJ	Degree=Pos	3	xcomp	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	round	round	ADJ	JJ	Degree=Pos	4	conj	_	_
7	,	,	PUNCT	,	_	10	punct	_	_
8	but	but	CCONJ	CC	_	10	cc	_	_
9	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	nsubj	_	_
10	opens	open	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
11	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	12	nmod:poss	_	_
12	mouth	mouth	NOUN	NN	Number=Sing	10	obj	_	_
13	wide	wide	ADV	RB	_	14	advmod	_	_
14	enough	enough	ADV	RB	_	10	advmod	_	_
15	to	to	PART	TO	_	16	mark	_	_
16	fit	fit	VERB	VB	VerbForm=Inf	10	advcl	_	_
17	a	a	DET	DT	Definite=Ind|PronType=Art	18	det	_	_
18	child	child	NOUN	NN	Number=Sing	16	obj	_	_
19	,	,	PUNCT	,	_	20	punct	_	_
20	walks	walk	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	conj	_	Agree=R5-strong|Haiku=3:conj
21	along	along	ADP	IN	_	23	case	_	_
22	the	the	DET	DT	Definite=Def|PronType=Art	23	det	_	_
23	bottom	bottom	NOUN	NN	Number=Sing	20	obl	_	_
24	of	of	ADP	IN	_	26	case	_	_
25	the	the	DET	DT	Definite=Def|PronType=Art	26	det	_	_
26	pool	pool	NOUN	NN	Number=Sing	23	nmod	_	_
27	because	because	SCONJ	IN	_	32	mark	_	_
28	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	32	nsubj	_	_
29	can	can	AUX	MD	VerbForm=Fin	32	aux	_	_
30	not	not	PART	RB	Polarity=Neg	32	advmod	_	_
31	really	really	ADV	RB	_	32	advmod	_	_
32	swim	swim	VERB	VB	VerbForm=Inf	20	advcl	_	_
33	,	,	PUNCT	,	_	35	punct	_	_
34	and	and	CCONJ	CC	_	35	cc	_	_
35	guards	guard	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	32	conj	_	_
36	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	37	nmod:poss	_	_
37	water	water	NOUN	NN	Number=Sing	35	obj	_	_
38	so	so	ADV	RB	_	39	advmod	_	_
39	fiercely	fiercely	ADV	RB	Degree=Pos	35	advmod	_	_
40	that	that	SCONJ	IN	_	43	mark	_	_
41	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	43	nsubj	_	_
42	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	43	cop	_	_
43	one	one	NUM	CD	NumForm=Word|NumType=Card	39	ccomp	_	_
44	of	of	ADP	IN	_	48	case	_	_
45	the	the	DET	DT	Definite=Def|PronType=Art	48	det	_	_
46	most	most	ADV	RBS	Degree=Sup	47	advmod	_	_
47	dangerous	dangerous	ADJ	JJ	Degree=Pos	48	amod	_	_
48	animals	animal	NOUN	NNS	Number=Plur	43	nmod	_	_
49	to	to	ADP	IN	_	50	case	_	_
50	people	people	NOUN	NNS	Number=Plur	48	nmod	_	_
51	in	in	ADP	IN	_	52	case	_	_
52	Africa	Africa	PROPN	NNP	Number=Sing	48	nmod	_	_
53	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: narrate
- voice: narrator
- polarity: neg
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **look** | present | a hippo |  |  |  |  | lazy *property* | vn stimulus\_subject-30.4 «NP V ADJ»: agent=Stimulus |
| 2 | **open** | present | hippo | hippo's mouth |  |  |  | enough *property* | vn spatial\_configuration-47.6-1 «PP.location V NP»: agent=Location mouth=Theme |
| 3 | **fit** | to-infinitive | hippo *not said here* | a child |  |  |  |  | vn adjust-26.9 «NP V NP»: agent=Agent child=Patient |
| 4 | **walk** | present | hippo *not said here* |  |  | the bottom of the pool |  |  | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme along bottom=Trajectory |
| 5 | **not** **swim** | can | hippo |  |  |  |  |  | vn run-51.3.2-1 «NP V»: agent=Theme |
| 6 | **guard** | present | hippo *not said here* | hippo's water |  |  |  | fiercely *property* | vn defend-72.3 «NP V NP»: agent=Agent water=Beneficiary |
| 7 | **is a** | present | hippo | one |  |  |  | of the dangerous animals to people in Africa | tree rules |

<!-- .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:102-the-african-savanna-area-hippos-meerkats-ostriches.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. **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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