---
title: While ice is melting, it stays at 0 °C until all of it has melted. — Melting, freezing and boiling · tree and pragmatics
description: While ice is melting, it stays at 0 °C until all of it has melted. Who acts: ice, all. A sentence of the lesson «Melting, freezing and boiling» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Melting, freezing and boiling, sentence 9

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While ice is melting, it stays at 0 °C until all of it has melted.

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**Who acts:** ice, all · **What happens:** melt, stay · **To what, where:** 0 ° C

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This is a sentence of the lesson «Melting, freezing and boiling» of the world 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 (ice, all), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:012-melting-freezing-boiling.lesson:9
# text = While ice is melting, it stays at 0 °C until all of it has melted.
# source = school lesson (ours)
# course = world
# lesson = 012-melting-freezing-boiling.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): no change
1	While	while	SCONJ	IN	_	4	mark	_	_
2	ice	ice	NOUN	NN	Number=Sing	4	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux	_	_
4	melting	melt	VERB	VBG	Tense=Pres|VerbForm=Part	7	advcl	_	_
5	,	,	PUNCT	,	_	4	punct	_	_
6	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	7	nsubj	_	_
7	stays	stay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	at	at	ADP	IN	_	11	case	_	_
9	0	0	NUM	CD	NumForm=Digit|NumType=Card	11	nummod	_	_
10	°	°	NOUN	NN	Number=Sing	11	compound	_	_
11	C	c	NOUN	NN	Number=Sing	7	obl	_	_
12	until	until	SCONJ	IN	_	17	mark	_	_
13	all	all	DET	DT	PronType=Tot	17	nsubj	_	_
14	of	of	ADP	IN	_	15	case	_	_
15	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	13	nmod	_	_
16	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	17	aux	_	_
17	melted	melt	VERB	VBN	Tense=Past|VerbForm=Part	7	advcl	_	_
18	.	.	PUNCT	.	_	7	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **melt** | present · progressive | ice |  |  |  |  |  | vn other\_cos-45.4-1 «NP.patient V»: agent=Patient |
| 2 | **stay** | present | ice |  |  | 0 ° C |  |  | vn exist-47.1 «NP V PP.location»: agent=Theme at c=Location |
| 3 | **melt** | present · perfect | all |  |  |  |  |  | vn other\_cos-45.4-1 «NP.patient V»: agent=Patient |

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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:world:012-melting-freezing-boiling.lesson:9`.

**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): no change. **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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- ← previous: [Melting, freezing and boiling, 8](https://md.mova.elamur.ai/free/en/corpora/school/world/12-melting-freezing-boiling/8/)
- next →: [Melting, freezing and boiling, 10](https://md.mova.elamur.ai/free/en/corpora/school/world/12-melting-freezing-boiling/10/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/world/12-melting-freezing-boiling/)