---
title: A chameleon's tongue can stretch to about twice its body length and… — The reptile house: Komodo dragons, chameleons, t… · tree and pragmatics
description: A chameleon's tongue can stretch to about twice its body length and shoots out in a split second, with a sticky tip that grabs the insect. Who acts: tongue, sticky tip. A sentence of the lesson «The reptile house: Komodo dragons, chameleons, tortoises and crocodiles» of the biology course of Mova's 
---

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# The reptile house: Komodo dragons, chameleons, tortoises and crocodiles, sentence 6

<!-- .ven lang=en -->
A chameleon's tongue can stretch to about twice its body length and shoots out in a split second, with a sticky tip that grabs the insect.

<!-- .vintro -->
**Who acts:** tongue, sticky tip · **What happens:** stretch, shoot out, grab · **To what, where:** body length, insect

<!-- .vabout -->
This is a sentence of the lesson «The reptile house: Komodo dragons, chameleons, tortoises and crocodiles» 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 (tongue, sticky tip), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:088-reptile-house-komodo-chameleons-tortoises-crocodiles.lesson:6
# text = A chameleon's tongue can stretch to about twice its body length and shoots out in a split second, with a sticky tip that grabs the insect.
# source = school lesson (ours)
# course = biology
# lesson = 088-reptile-house-komodo-chameleons-tortoises-crocodiles.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, R7-rel-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	chameleon	chameleon	NOUN	NN	Number=Sing	4	nmod:poss	_	_
3	's	's	PART	POS	_	2	case	_	_
4	tongue	tongue	NOUN	NN	Number=Sing	6	nsubj	_	_
5	can	can	AUX	MD	VerbForm=Fin	6	aux	_	_
6	stretch	stretch	VERB	VB	VerbForm=Inf	0	root	_	_
7	to	to	ADP	IN	_	12	case	_	_
8	about	about	ADV	RB	_	9	advmod	_	_
9	twice	twice	ADV	RB	NumForm=Word|NumType=Mult	12	advmod	_	_
10	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	12	nmod:poss	_	_
11	body	body	NOUN	NN	Number=Sing	12	compound	_	_
12	length	length	NOUN	NN	Number=Sing	6	obl	_	_
13	and	and	CCONJ	CC	_	14	cc	_	_
14	shoots	shoot	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	conj	_	_
15	out	out	ADP	RP	_	14	compound:prt	_	Agree=R7-rel-agree|Haiku=14:advmod|HaikuPos=ADV:RB:_
16	in	in	ADP	IN	_	19	case	_	_
17	a	a	DET	DT	Definite=Ind|PronType=Art	19	det	_	_
18	split	split	ADJ	JJ	Degree=Pos	19	amod	_	_
19	second	second	NOUN	NN	Number=Sing	14	obl	_	_
20	,	,	PUNCT	,	_	24	punct	_	_
21	with	with	ADP	IN	_	24	case	_	_
22	a	a	DET	DT	Definite=Ind|PronType=Art	24	det	_	_
23	sticky	sticky	ADJ	JJ	Degree=Pos	24	amod	_	_
24	tip	tip	NOUN	NN	Number=Sing	14	obl	_	Agree=R5-strong|Haiku=6:parataxis
25	that	that	PRON	WDT	PronType=Rel	26	nsubj	_	_
26	grabs	grab	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	24	acl:relcl	_	_
27	the	the	DET	DT	Definite=Def|PronType=Art	28	det	_	_
28	insect	insect	NOUN	NN	Number=Sing	26	obj	_	_
29	.	.	PUNCT	.	_	6	punct	_	_
```

## Pragmatics {#pragmatics}

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

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stretch** | can | a chameleon's tongue |  |  | tongue's body length |  |  | vn meander-47.7 «NP V PP.location»: agent=Theme to length=Location |
| 2 | **shoot out** | present | a chameleon's tongue *not said here* |  |  |  | second | with a sticky tip | vn poison-42.2 «NP V NP PP.instrument»: agent=Agent with tip=Instrument |
| 3 | **grab** | present | a sticky tip | the insect |  |  |  |  | vn steal-10.5-1 «NP V NP»: agent=Agent insect=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:088-reptile-house-komodo-chameleons-tortoises-crocodiles.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): R5-strong ×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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- next →: [The reptile house: Komodo dragons, cha…, 7](https://md.mova.elamur.ai/free/en/corpora/school/biology/88-reptile-house-komodo-chameleons-tortoises-crocodiles/7/)
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