---
title: The North American wood frog can freeze solid in winter, with its he… — Sleep and hibernation · tree and pragmatics
description: The North American wood frog can freeze solid in winter, with its heart stopped, and thaw and hop away in spring. Who acts: North American wood frog, heart. A sentence of the lesson «Sleep and hibernation» of the biology course of Mova's primary school with its dependency tree and the pragmatics of 
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/biology/55-sleep-and-hibernation/12/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/school/biology/) / [Sleep and hibernation](https://md.mova.elamur.ai/free/en/corpora/school/biology/55-sleep-and-hibernation/) / 12

# Sleep and hibernation, sentence 12

<!-- .ven lang=en -->
The North American wood frog can freeze solid in winter, with its heart stopped, and thaw and hop away in spring.

<!-- .vintro -->
**Who acts:** North American wood frog, heart · **What happens:** freeze, stop, thaw, hop

<!-- .vabout -->
This is a sentence of the lesson «Sleep and hibernation» 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 (North American wood frog, heart), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:055-sleep-and-hibernation.lesson:12
# text = The North American wood frog can freeze solid in winter, with its heart stopped, and thaw and hop away in spring.
# source = school lesson (ours)
# course = biology
# lesson = 055-sleep-and-hibernation.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): R8-pos-agree ×1
1	The	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
2	North	North	PROPN	NNP	Number=Sing	5	compound	_	_
3	American	American	ADJ	JJ	Degree=Pos	5	amod	_	_
4	wood	wood	NOUN	NN	Number=Sing	5	compound	_	_
5	frog	frog	NOUN	NN	Number=Sing	7	nsubj	_	_
6	can	can	AUX	MD	VerbForm=Fin	7	aux	_	_
7	freeze	freeze	VERB	VB	VerbForm=Inf	0	root	_	_
8	solid	solid	ADJ	JJ	Degree=Pos	7	xcomp	_	_
9	in	in	ADP	IN	_	10	case	_	_
10	winter	winter	NOUN	NN	Number=Sing	7	obl	_	_
11	,	,	PUNCT	,	_	15	punct	_	_
12	with	with	SCONJ	IN	_	15	mark	_	_
13	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	14	nmod:poss	_	_
14	heart	heart	NOUN	NN	Number=Sing	15	nsubj	_	_
15	stopped	stop	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	7	advcl	_	_
16	,	,	PUNCT	,	_	18	punct	_	_
17	and	and	CCONJ	CC	_	18	cc	_	_
18	thaw	thaw	VERB	VB	VerbForm=Inf	7	conj	_	_
19	and	and	CCONJ	CC	_	20	cc	_	_
20	hop	hop	VERB	VB	VerbForm=Inf	18	conj	_	Agree=R8-pos-agree|Haiku=18:conj|HaikuPos=VERB:VBP:Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin
21	away	away	ADV	RB	_	20	advmod	_	_
22	in	in	ADP	IN	_	23	case	_	_
23	spring	spring	NOUN	NN	Number=Sing	21	obl	_	_
24	.	.	PUNCT	.	_	7	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 | **freeze** | can | the North American wood frog |  |  |  | winter | solid *property* | vn other\_cos-45.4-1 «NP.patient V»: agent=Patient |
| 2 | **stop** | past | skin's heart |  |  |  |  |  | vn stop-55.4-1-1 «NP.eventuality V»: agent=Eventuality |
| 3 | **thaw** | infinitive | the North American wood frog *not said here* |  |  |  |  |  | vn other\_cos-45.4-1 «NP.patient V»: agent=Patient |
| 4 | **hop** | infinitive | the North American wood frog *not said here* |  |  |  |  | away *property* | vn run-51.3.2-1 «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.

<!-- div src -->

**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:055-sleep-and-hibernation.lesson:12`.

**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): 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/).

<!-- /div -->

<!-- pn -->
- ← previous: [Sleep and hibernation, 11](https://md.mova.elamur.ai/free/en/corpora/school/biology/55-sleep-and-hibernation/11/)
- next →: [Sleep and hibernation, 14](https://md.mova.elamur.ai/free/en/corpora/school/biology/55-sleep-and-hibernation/14/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/biology/55-sleep-and-hibernation/)