---
title: A chameleon is a four-legged lizard, and its tongue can be longer th… — Snakes and lizards · tree and pragmatics
description: A chameleon is a four-legged lizard, and its tongue can be longer than its body and shoots out in a fraction of a second, and chameleons change colour mostly to show mood and control temperature. Who acts: chameleon, tongue, chameleons. A sentence of the lesson «Snakes and lizards» of the biology co
---

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# Snakes and lizards, sentence 15

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A chameleon is a four-legged lizard, and its tongue can be longer than its body and shoots out in a fraction of a second, and chameleons change colour mostly to show mood and control temperature.

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**Who acts:** chameleon, tongue, chameleons · **What happens:** be, shoot out, change, show, control · **To what, where:** legged lizard, fraction, colour, mood, temperature

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This is a sentence of the lesson «Snakes and lizards» 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 (chameleon, tongue, chameleons), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:030-snakes-and-lizards.lesson:15
# text = A chameleon is a four-legged lizard, and its tongue can be longer than its body and shoots out in a fraction of a second, and chameleons change colour mostly to show mood and control temperature.
# source = school lesson (ours)
# course = biology
# lesson = 030-snakes-and-lizards.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): R2-punct-next ×1, R5-strong ×2, R8-pos-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	chameleon	chameleon	NOUN	NN	Number=Sing	8	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
5	four	four	NUM	CD	NumForm=Word|NumType=Card	7	nummod	_	Agree=R5-strong|Haiku=8:nummod
6	-	-	PUNCT	HYPH	_	5	punct	_	_
7	legged	leg	ADJ	JJ	Degree=Pos	8	amod	_	_
8	lizard	lizard	NOUN	NN	Number=Sing	0	root	_	_
9	,	,	PUNCT	,	_	15	punct	_	Agree=R2-punct-next|Haiku=8:punct
10	and	and	CCONJ	CC	_	15	cc	_	_
11	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	12	nmod:poss	_	_
12	tongue	tongue	NOUN	NN	Number=Sing	15	nsubj	_	_
13	can	can	AUX	MD	VerbForm=Fin	15	aux	_	_
14	be	be	AUX	VB	VerbForm=Inf	15	cop	_	_
15	longer	long	ADJ	JJR	Degree=Cmp	8	conj	_	_
16	than	than	ADP	IN	_	18	case	_	_
17	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	18	nmod:poss	_	_
18	body	body	NOUN	NN	Number=Sing	15	obl	_	_
19	and	and	CCONJ	CC	_	20	cc	_	_
20	shoots	shoot	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	conj	_	_
21	out	out	ADP	RP	_	20	compound:prt	_	Agree=R5-strong|Haiku=24:advmod|HaikuPos=ADV:RB:_
22	in	in	ADP	IN	_	24	case	_	_
23	a	a	DET	DT	Definite=Ind|PronType=Art	24	det	_	_
24	fraction	fraction	NOUN	NN	Number=Sing	20	obl	_	_
25	of	of	ADP	IN	_	27	case	_	_
26	a	a	DET	DT	Definite=Ind|PronType=Art	27	det	_	_
27	second	second	NOUN	NN	Number=Sing	24	nmod	_	_
28	,	,	PUNCT	,	_	31	punct	_	_
29	and	and	CCONJ	CC	_	31	cc	_	_
30	chameleons	chameleon	NOUN	NNS	Number=Plur	31	nsubj	_	_
31	change	change	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	8	conj	_	Agree=R8-pos-agree|Haiku=8:conj|HaikuPos=VERB:VB:VerbForm=Inf
32	colour	colour	NOUN	NN	Number=Sing	31	obj	_	_
33	mostly	mostly	ADV	RB	_	35	advmod	_	_
34	to	to	PART	TO	_	35	mark	_	_
35	show	show	VERB	VB	VerbForm=Inf	31	advcl	_	_
36	mood	mood	NOUN	NN	Number=Sing	35	obj	_	_
37	and	and	CCONJ	CC	_	38	cc	_	_
38	control	control	VERB	VB	VerbForm=Inf	35	conj	_	_
39	temperature	temperature	NOUN	NN	Number=Sing	38	obj	_	_
40	.	.	PUNCT	.	_	8	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 | **is a** | present | a chameleon | a legged lizard |  |  |  |  | tree rules |
| 2 | **is** | can | ceiling's tongue |  |  |  |  | than ceiling's body; long *property* | tree rules |
| 3 | **shoot out** | present | ceiling's tongue *not said here* |  |  | a fraction of a second |  |  | vn throw-17.1-1 «NP V NP PP.destinations»: agent=Agent in fraction=Destination |
| 4 | **change** | present | chameleons | colour |  |  |  |  | vn dress-41.1.1-1-1 «NP V NP»: agent=Agent colour=Patient |
| 5 | **show** | to-infinitive | chameleons *not said here* | mood |  |  |  | mostly *property* | vn transfer\_mesg-37.1.1-1-1 «NP V NP.recipient»: agent=Agent mood=Recipient |
| 6 | **control** | infinitive | chameleons *not said here* | temperature |  |  |  |  | vn enforce-63 «NP V NP»: agent=Agent temperature=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:030-snakes-and-lizards.lesson:15`.

**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): R2-punct-next ×1, R5-strong ×2, R8-pos-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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