---
title: Salt from sea spray or from gritted winter roads makes iron rust fas… — Rust: iron's slow fire · tree and pragmatics
description: Salt from sea spray or from gritted winter roads makes iron rust faster, so cars and railings by the sea rust quickly. Who acts: Salt, cars. 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 12

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Salt from sea spray or from gritted winter roads makes iron rust faster, so cars and railings by the sea rust quickly.

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**Who acts:** Salt, cars · **What happens:** grit, make, rust · **To what, where:** iron rust

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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 (Salt, cars), 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:12
# text = Salt from sea spray or from gritted winter roads makes iron rust faster, so cars and railings by the sea rust quickly.
# 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): R5-strong ×1, R7-rel-agree ×1
1	Salt	salt	NOUN	NN	Number=Sing	10	nsubj	_	_
2	from	from	ADP	IN	_	4	case	_	_
3	sea	sea	NOUN	NN	Number=Sing	4	compound	_	_
4	spray	spray	NOUN	NN	Number=Sing	1	nmod	_	_
5	or	or	CCONJ	CC	_	9	cc	_	_
6	from	from	ADP	IN	_	9	case	_	_
7	gritted	grit	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	9	amod	_	_
8	winter	winter	NOUN	NN	Number=Sing	9	compound	_	_
9	roads	road	NOUN	NNS	Number=Plur	1	conj	_	_
10	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
11	iron	iron	NOUN	NN	Number=Sing	12	compound	_	_
12	rust	rust	NOUN	NN	Number=Sing	10	obj	_	_
13	faster	fast	ADV	RBR	Degree=Cmp	10	xcomp	_	Agree=R7-rel-agree|Haiku=10:advmod
14	,	,	PUNCT	,	_	10	punct	_	_
15	so	so	ADV	RB	_	22	advmod	_	_
16	cars	car	NOUN	NNS	Number=Plur	22	nsubj	_	_
17	and	and	CCONJ	CC	_	18	cc	_	_
18	railings	railing	NOUN	NNS	Number=Plur	16	conj	_	_
19	by	by	ADP	IN	_	21	case	_	_
20	the	the	DET	DT	Definite=Def|PronType=Art	21	det	_	_
21	sea	sea	NOUN	NN	Number=Sing	16	nmod	_	Agree=R5-strong|Haiku=18:nmod
22	rust	rust	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	10	parataxis	_	_
23	quickly	quickly	ADV	RB	_	22	advmod	_	_
24	.	.	PUNCT	.	_	10	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 | **grit** | participle |  |  |  |  |  |  | tree rules |
| 2 | **make** | present | Salt from sea spray or gritted winter roads | iron rust |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset rust=Product |
| 3 | **rust** | present | cars by the sea and railings |  |  |  |  | quickly *property* | vn entity\_specific\_cos-45.5 «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:chemistry:013-rust-irons-slow-fire.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): R5-strong ×1, R7-rel-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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