---
title: Rusting is a very slow cousin of burning: iron and oxygen join and g… — Rust: iron's slow fire · tree and pragmatics
description: Rusting is a very slow cousin of burning: iron and oxygen join and give out a little heat. Who acts: Rusting, iron. A sentence of the lesson «Rust: iron's slow fire» of the chemistry course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Rust: iron's slow fire, sentence 4

<!-- .ven lang=en -->
Rusting is a very slow cousin of burning: iron and oxygen join and give out a little heat.

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**Who acts:** Rusting, iron · **What happens:** be, join, give out · **To what, where:** slow cousin, little heat

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This is a sentence of the lesson «Rust: iron's slow fire» of the chemistry 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 (Rusting, iron), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:chemistry:013-rust-irons-slow-fire.lesson:4
# text = Rusting is a very slow cousin of burning: iron and oxygen join and give out a little heat.
# source = school lesson (ours)
# course = chemistry
# lesson = 013-rust-irons-slow-fire.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	Rusting	rusting	NOUN	NN	Number=Sing	6	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
4	very	very	ADV	RB	_	5	advmod	_	_
5	slow	slow	ADJ	JJ	Degree=Pos	6	amod	_	_
6	cousin	cousin	NOUN	NN	Number=Sing	0	root	_	_
7	of	of	ADP	IN	_	8	case	_	_
8	burning	burning	NOUN	NN	Number=Sing	6	nmod	_	Agree=R8-pos-agree|Haiku=6:nmod|HaikuPos=VERB:VBG:VerbForm=Ger
9	:	:	PUNCT	:	_	6	punct	_	_
10	iron	iron	NOUN	NN	Number=Sing	13	nsubj	_	_
11	and	and	CCONJ	CC	_	12	cc	_	_
12	oxygen	oxygen	NOUN	NN	Number=Sing	10	conj	_	_
13	join	join	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	parataxis	_	_
14	and	and	CCONJ	CC	_	15	cc	_	_
15	give	give	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	13	conj	_	_
16	out	out	ADP	RP	_	15	compound:prt	_	_
17	a	a	DET	DT	Definite=Ind|PronType=Art	19	det	_	_
18	little	little	ADJ	JJ	Degree=Pos	19	amod	_	_
19	heat	heat	NOUN	NN	Number=Sing	15	obj	_	_
20	.	.	PUNCT	.	_	6	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 | Rusting | a slow cousin |  |  |  | of burning | tree rules |
| 2 | **join** | present | iron and oxygen |  |  |  |  |  | vn mix-22.1-2-1 «NP V»: agent=Patient |
| 3 | **give out** | present | iron and oxygen *not said here* | a little heat |  |  |  |  | vn contribute-13.2 «NP V NP.theme (PP)»: agent=Agent heat=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:chemistry:013-rust-irons-slow-fire.lesson:4`.

**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/).

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- ← previous: [Rust: iron's slow fire, 3](https://md.mova.elamur.ai/free/en/corpora/school/chemistry/13-rust-irons-slow-fire/3/)
- next →: [Rust: iron's slow fire, 5](https://md.mova.elamur.ai/free/en/corpora/school/chemistry/13-rust-irons-slow-fire/5/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/chemistry/13-rust-irons-slow-fire/)