---
title: Their eyes, ears and nostrils sit on top of the head, so a crocodile… — Crocodiles and alligators · tree and pragmatics
description: Their eyes, ears and nostrils sit on top of the head, so a crocodile can lie in a river with only those showing, breathing, watching and listening while the rest of it is hidden like a floating log. Who acts: eyes, crocodile. A sentence of the lesson «Crocodiles and alligators» of the biology course
---

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# Crocodiles and alligators, sentence 1

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Their eyes, ears and nostrils sit on top of the head, so a crocodile can lie in a river with only those showing, breathing, watching and listening while the rest of it is hidden like a floating log.

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**Who acts:** eyes, crocodile · **What happens:** sit, lie, breathe, watch, listen, hide · **To what, where:** top, those, river, rest

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This is a sentence of the lesson «Crocodiles and alligators» 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 (eyes, crocodile), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:029-crocodiles-and-alligators.lesson:1
# text = Their eyes, ears and nostrils sit on top of the head, so a crocodile can lie in a river with only those showing, breathing, watching and listening while the rest of it is hidden like a floating log.
# source = school lesson (ours)
# course = biology
# lesson = 029-crocodiles-and-alligators.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 ×3
1	Their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	eyes	eye	NOUN	NNS	Number=Plur	7	nsubj	_	_
3	,	,	PUNCT	,	_	4	punct	_	_
4	ears	ear	NOUN	NNS	Number=Plur	2	conj	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	nostrils	nostril	NOUN	NNS	Number=Plur	2	conj	_	_
7	sit	sit	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	on	on	ADP	IN	_	9	case	_	_
9	top	top	NOUN	NN	Number=Sing	7	obl	_	_
10	of	of	ADP	IN	_	12	case	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	head	head	NOUN	NN	Number=Sing	9	nmod	_	_
13	,	,	PUNCT	,	_	18	punct	_	_
14	so	so	ADV	RB	_	18	advmod	_	_
15	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
16	crocodile	crocodile	NOUN	NN	Number=Sing	18	nsubj	_	_
17	can	can	AUX	MD	VerbForm=Fin	18	aux	_	_
18	lie	lie	VERB	VB	VerbForm=Inf	7	conj	_	_
19	in	in	ADP	IN	_	21	case	_	_
20	a	a	DET	DT	Definite=Ind|PronType=Art	21	det	_	_
21	river	river	NOUN	NN	Number=Sing	18	obl	_	_
22	with	with	ADP	IN	_	25	case	_	_
23	only	only	ADV	RB	_	24	advmod	_	Agree=R5-strong|Haiku=25:advmod
24	those	that	PRON	DT	Number=Plur|PronType=Dem	18	obl	_	Agree=R5-strong|Haiku=25:det|HaikuPos=DET:DT:Number=Plur|PronType=Dem
25	showing	showing	NOUN	NN	Number=Sing	18	obl	_	_
26	,	,	PUNCT	,	_	27	punct	_	_
27	breathing	breathe	VERB	VBG	Tense=Pres|VerbForm=Part	25	conj	_	Agree=R5-strong|Haiku=18:advcl
28	,	,	PUNCT	,	_	29	punct	_	_
29	watching	watch	VERB	VBG	Tense=Pres|VerbForm=Part	27	conj	_	_
30	and	and	CCONJ	CC	_	31	cc	_	_
31	listening	listen	VERB	VBG	Tense=Pres|VerbForm=Part	27	conj	_	_
32	while	while	SCONJ	IN	_	38	mark	_	_
33	the	the	DET	DT	Definite=Def|PronType=Art	34	det	_	_
34	rest	rest	NOUN	NN	Number=Sing	38	nsubj:pass	_	_
35	of	of	ADP	IN	_	36	case	_	_
36	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	34	nmod	_	_
37	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	38	aux:pass	_	_
38	hidden	hide	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	31	advcl	_	_
39	like	like	ADP	IN	_	42	case	_	_
40	a	a	DET	DT	Definite=Ind|PronType=Art	42	det	_	_
41	floating	float	VERB	VBG	VerbForm=Ger	42	amod	_	_
42	log	log	NOUN	NN	Number=Sing	38	obl	_	_
43	.	.	PUNCT	.	_	7	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: changed polarity=none

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sit** | present | Crocodiles's eyes and ears and nostrils |  |  | top of the head |  |  | vn assuming\_position-50 «NP V PP.location»: agent=Agent on top=Location |
| 2 | **lie** | can | a crocodile | those |  | a river |  | with showing | vn assuming\_position-50 «NP V PP.location»: agent=Agent in river=Location |
| 3 | **breathe** | gerund | a crocodile *not said here* |  |  |  |  |  | vn breathe-40.1.2-1 «NP V»: agent=Agent |
| 4 | **watch** | gerund | a crocodile *not said here* |  |  |  |  |  | vn search-35.2 «NP V PP.location»: agent=Agent |
| 5 | **listen** | gerund | a crocodile *not said here* |  |  |  |  |  | vn peer-30.3 «NP V PP.theme»: agent=Agent |
| 6 | **hide** | present · passive |  | the rest of showing |  |  |  | like a floating log | vn concealment-16-1 «NP V NP»: subject=Patient |
| 7 | **float** | gerund |  |  |  |  |  |  | vn run-51.3.2-2 «NP V»: agent=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:029-crocodiles-and-alligators.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 ×3. **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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