---
title: Hippos cannot really swim or float; their heavy bones make them sink… — Marty, Gloria and Melman: real zebras, hippos an… · tree and pragmatics
description: Hippos cannot really swim or float; their heavy bones make them sink, so they walk along the riverbed and push up for air about every five minutes, even in their sleep, without waking. Who acts: Hippos, heavy bones, stripes. A sentence of the lesson «Marty, Gloria and Melman: real zebras, hippos and
---

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# Marty, Gloria and Melman: real zebras, hippos and giraffes, sentence 9

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Hippos cannot really swim or float; their heavy bones make them sink, so they walk along the riverbed and push up for air about every five minutes, even in their sleep, without waking.

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**Who acts:** Hippos, heavy bones, stripes · **What happens:** not swim, float, make, sink, walk, push up · **To what, where:** stripes, riverbed, sleep

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This is a sentence of the lesson «Marty, Gloria and Melman: real zebras, hippos and giraffes» 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 (Hippos, heavy bones, stripes), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:128-madagascar-real-zebras-hippos-and-giraffes.lesson:9
# text = Hippos cannot really swim or float; their heavy bones make them sink, so they walk along the riverbed and push up for air about every five minutes, even in their sleep, without waking.
# source = school lesson (ours)
# course = biology
# lesson = 128-madagascar-real-zebras-hippos-and-giraffes.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, R7-rel-agree ×1
1	Hippos	hippo	NOUN	NNS	Number=Plur	5	nsubj	_	_
2	can	can	AUX	MD	VerbForm=Fin	5	aux	_	_
3	not	not	PART	RB	Polarity=Neg	5	advmod	_	_
4	really	really	ADV	RB	_	5	advmod	_	_
5	swim	swim	VERB	VB	VerbForm=Inf	0	root	_	_
6	or	or	CCONJ	CC	_	7	cc	_	_
7	float	float	VERB	VB	VerbForm=Inf	5	conj	_	_
8	;	;	PUNCT	,	_	5	punct	_	_
9	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	11	nmod:poss	_	_
10	heavy	heavy	ADJ	JJ	Degree=Pos	11	amod	_	_
11	bones	bone	NOUN	NNS	Number=Plur	12	nsubj	_	_
12	make	make	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	parataxis	_	Agree=R7-rel-agree|Haiku=5:advcl
13	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	12	obj	_	_
14	sink	sink	VERB	VB	VerbForm=Inf	12	xcomp	_	_
15	,	,	PUNCT	,	_	18	punct	_	_
16	so	so	ADV	RB	_	18	advmod	_	_
17	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	18	nsubj	_	_
18	walk	walk	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	conj	_	_
19	along	along	ADP	IN	_	21	case	_	_
20	the	the	DET	DT	Definite=Def|PronType=Art	21	det	_	_
21	riverbed	riverbed	NOUN	NN	Number=Sing	18	obl	_	_
22	and	and	CCONJ	CC	_	23	cc	_	_
23	push	push	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	18	conj	_	Agree=R5-strong|Haiku=5:conj|HaikuPos=VERB:VB:VerbForm=Inf
24	up	up	ADP	RP	_	23	compound:prt	_	_
25	for	for	ADP	IN	_	26	case	_	_
26	air	air	NOUN	NN	Number=Sing	23	obl	_	_
27	about	about	ADP	IN	_	30	case	_	_
28	every	every	DET	DT	PronType=Tot	30	det	_	_
29	five	five	NUM	CD	NumForm=Word|NumType=Card	30	nummod	_	_
30	minutes	minute	NOUN	NNS	Number=Plur	23	obl	_	_
31	,	,	PUNCT	,	_	35	punct	_	_
32	even	even	ADV	RB	_	35	advmod	_	_
33	in	in	ADP	IN	_	35	case	_	_
34	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	35	nmod:poss	_	_
35	sleep	sleep	NOUN	NN	Number=Sing	23	obl	_	Agree=R5-strong|Haiku=5:obl
36	,	,	PUNCT	,	_	38	punct	_	_
37	without	without	SCONJ	IN	_	38	mark	_	_
38	waking	wake	VERB	VBG	Tense=Pres|VerbForm=Part	5	conj	_	_
39	.	.	PUNCT	.	_	5	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 | **not** **swim** | can | Hippos |  |  |  |  |  | vn run-51.3.2-1 «NP V»: agent=Theme |
| 2 | **float** | infinitive | Hippos *not said here* |  |  |  |  |  | vn run-51.3.2-2 «NP V»: agent=Theme |
| 3 | **make** | present | stripes's heavy bones | stripes *= stripe* |  |  |  |  | tree rules |
| 4 | **sink** | infinitive | stripes *= stripe* *not said here* |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 5 | **walk** | present | stripes *= stripe* |  |  | the riverbed |  |  | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme along riverbed=Trajectory |
| 6 | **push up** | present | stripes *= stripe* *not said here* |  |  | stripes's sleep | minute | for air | vn funnel-9.3-1-1 «NP V NP PP.trajectory»: agent=Agent in sleep=Trajectory |
| 7 | **wake** | gerund | Hippos *not said here* |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 8 | **sleep** |  | stripes *= stripe* |  |  |  |  |  | nom sleep «state intransitive»: poss=agent |

<!-- .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:128-madagascar-real-zebras-hippos-and-giraffes.lesson:9`.

**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, 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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