---
title: Reptiles are cold-blooded: they get their body heat from their surro… — Giant reptiles of the past: Titanoboa, Sarcosuch… · tree and pragmatics
description: Reptiles are cold-blooded: they get their body heat from their surroundings. Who acts: Reptiles. A sentence of the lesson «Giant reptiles of the past: Titanoboa, Sarcosuchus, Deinosuchus and giant tortoises» of the biology course of Mova's primary school with its dependency tree and the pragmatics o
---

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# Giant reptiles of the past: Titanoboa, Sarcosuchus, Deinosuchus and giant tortoises, sentence 3

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Reptiles are cold-blooded: they get their body heat from their surroundings.

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**Who acts:** Reptiles · **What happens:** be, get, heat · **To what, where:** Reptiles, body heat, surroundings

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This is a sentence of the lesson «Giant reptiles of the past: Titanoboa, Sarcosuchus, Deinosuchus and giant tortoises» 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 (Reptiles), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:383-giant-reptiles-of-the-past-titanoboa-sarcosuchus-deinosuchus-and-giant-tortoises.lesson:3
# text = Reptiles are cold-blooded: they get their body heat from their surroundings.
# source = school lesson (ours)
# course = biology
# lesson = 383-giant-reptiles-of-the-past-titanoboa-sarcosuchus-deinosuchus-and-giant-tortoises.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 ×2
1	Reptiles	reptile	NOUN	NNS	Number=Plur	5	nsubj:pass	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	Agree=R7-rel-agree|Haiku=5:aux:pass
3	cold	cold	ADJ	JJ	Degree=Pos	5	compound	_	_
4	-	-	PUNCT	HYPH	_	3	punct	_	_
5	blooded	blood	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
6	:	:	PUNCT	:	_	8	punct	_	_
7	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	8	nsubj	_	_
8	get	get	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	parataxis	_	Agree=R7-rel-agree|Haiku=5:conj
9	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	11	nmod:poss	_	_
10	body	body	NOUN	NN	Number=Sing	11	compound	_	_
11	heat	heat	NOUN	NN	Number=Sing	8	obj	_	_
12	from	from	ADP	IN	_	14	case	_	_
13	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	14	nmod:poss	_	_
14	surroundings	surroundings	NOUN	NNS	Number=Ptan	8	obl	_	Agree=R5-strong|Haiku=11:nmod
15	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: changed polarity=none

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present · passive |  | Reptiles |  |  |  | blood *property* | tree rules |
| 2 | **get** | present | Reptiles *= reptile* | Reptiles's body heat |  | Reptiles's surroundings |  |  | vn get-13.5.1-1 «NP V NP PP.source»: agent=Agent heat=Theme from surroundings=Source |
| 3 | **heat** |  | Reptiles *= reptile* |  |  |  |  |  | nom heat «phenomenon intransitive»: poss=agent |

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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:383-giant-reptiles-of-the-past-titanoboa-sarcosuchus-deinosuchus-and-giant-tortoises.lesson:3`.

**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 ×2. **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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