---
title: A saltwater crocodile has one of the strongest bites ever measured,… — Crocodiles and alligators · tree and pragmatics
description: A saltwater crocodile has one of the strongest bites ever measured, but the muscles that open the jaws are weak, so experts can hold a small one's mouth shut with tape. Who acts: saltwater crocodile, muscles, experts. A sentence of the lesson «Crocodiles and alligators» of the biology course of Mova
---

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# Crocodiles and alligators, sentence 6

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A saltwater crocodile has one of the strongest bites ever measured, but the muscles that open the jaws are weak, so experts can hold a small one's mouth shut with tape.

<!-- .vintro -->
**Who acts:** saltwater crocodile, muscles, experts · **What happens:** have, measure, open, be, hold · **To what, where:** one, strongest bites, jaws, mouth

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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 (saltwater crocodile, muscles, experts), 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:6
# text = A saltwater crocodile has one of the strongest bites ever measured, but the muscles that open the jaws are weak, so experts can hold a small one's mouth shut with tape.
# 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): R7-rel-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	saltwater	saltwater	NOUN	NN	Number=Sing	3	compound	_	_
3	crocodile	crocodile	NOUN	NN	Number=Sing	4	nsubj	_	_
4	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	one	one	NUM	CD	NumForm=Word|NumType=Card	4	obj	_	_
6	of	of	ADP	IN	_	9	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	strongest	strong	ADJ	JJS	Degree=Sup	9	amod	_	_
9	bites	bite	NOUN	NNS	Number=Plur	5	nmod	_	_
10	ever	ever	ADV	RB	PronType=Ind	11	advmod	_	_
11	measured	measure	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	9	acl	_	_
12	,	,	PUNCT	,	_	21	punct	_	_
13	but	but	CCONJ	CC	_	21	cc	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
15	muscles	muscle	NOUN	NNS	Number=Plur	21	nsubj	_	_
16	that	that	PRON	WDT	PronType=Rel	17	nsubj	_	_
17	open	open	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	15	acl:relcl	_	_
18	the	the	DET	DT	Definite=Def|PronType=Art	19	det	_	_
19	jaws	jaw	NOUN	NNS	Number=Plur	17	obj	_	_
20	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	21	cop	_	_
21	weak	weak	ADJ	JJ	Degree=Pos	4	conj	_	Agree=R7-rel-agree|Haiku=4:xcomp
22	,	,	PUNCT	,	_	26	punct	_	_
23	so	so	SCONJ	IN	_	26	mark	_	_
24	experts	expert	NOUN	NNS	Number=Plur	26	nsubj	_	_
25	can	can	AUX	MD	VerbForm=Fin	26	aux	_	_
26	hold	hold	VERB	VB	VerbForm=Inf	21	parataxis	_	_
27	a	a	DET	DT	Definite=Ind|PronType=Art	29	det	_	_
28	small	small	ADJ	JJ	Degree=Pos	29	amod	_	_
29	one	one	NOUN	NN	Number=Sing	31	nmod:poss	_	_
30	's	's	PART	POS	_	29	case	_	_
31	mouth	mouth	NOUN	NN	Number=Sing	26	obj	_	_
32	shut	shut	ADJ	JJ	Degree=Pos	26	xcomp	_	_
33	with	with	ADP	IN	_	34	case	_	_
34	tape	tape	NOUN	NN	Number=Sing	32	obl	_	_
35	.	.	PUNCT	.	_	4	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 | **have** | present | a saltwater crocodile | one of the strongest bites |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent one=Patient |
| 2 | **measure** | participle |  | the strongest bites *not said here* |  |  | ever |  | vn register-54.1-2-1 «NP V NP.value»: agent=Theme |
| 3 | **open** | present | the muscles | the jaws |  |  |  |  | vn spatial\_configuration-47.6-1 «PP.location V NP»: agent=Location jaw=Theme |
| 4 | **is** | present | the muscles |  |  |  |  | weak *property* | tree rules |
| 5 | **hold** | can | experts | a small one's mouth |  |  |  | shut *property* | vn keep-15.2 «NP V NP»: agent=Agent mouth=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:6`.

**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): 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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