---
title: Max reckons rust is just orange dirt stuck on the bike, wash it and… — Rust: iron's slow fire · tree and pragmatics
description: Max reckons rust is just orange dirt stuck on the bike, wash it and it's fine. What's true? Test 1 of lesson 13 «Rust: iron's slow fire» of the chemistry course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was right.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/chemistry/13-rust-irons-slow-fire/t1/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Chemistry](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/) / [Rust: iron's slow fire](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/13-rust-irons-slow-fire/) / t1

# Test 1 · Rust: iron's slow fire

<!-- .ven lang=en -->
Max reckons rust is just orange dirt stuck on the bike, wash it and it's fine. What's true?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** Max, rust · **What happens:** reckon, be, stick, wash · **To what, where:** orange dirt, bike, rust

<!-- .vabout -->
This is test 1 of lesson 13 «Rust: iron's slow fire» of the chemistry course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/chemistry/13-rust-irons-slow-fire/#t1).

## The question {#question}

<!-- .note -->
*Sentence 1:* Max reckons rust is just orange dirt stuck on the bike, wash it and it's fine.

```conllu
# sent_id = question:chemistry:13-rust-irons-slow-fire:t1:1
# text = Max reckons rust is just orange dirt stuck on the bike, wash it and it's fine.
1	Max	Max	PROPN	NNP	Number=Sing	2	nsubj	_	_
2	reckons	reckon	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	rust	rust	NOUN	NN	Number=Sing	7	nsubj	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
5	just	just	ADV	RB	_	7	advmod	_	_
6	orange	orange	ADJ	JJ	Degree=Pos	7	amod	_	_
7	dirt	dirt	NOUN	NN	Number=Sing	2	ccomp	_	_
8	stuck	stick	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	7	acl	_	_
9	on	on	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	bike	bike	NOUN	NN	Number=Sing	8	obl	_	SpaceAfter=No
12	,	,	PUNCT	,	_	13	punct	_	_
13	wash	wash	VERB	VB	VerbForm=Inf	2	parataxis	_	_
14	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	13	obj	_	_
15	and	and	CCONJ	CC	_	18	cc	_	_
16	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	18	expl	_	SpaceAfter=No
17	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	18	cop	_	_
18	fine	fine	ADJ	JJ	Degree=Pos	13	conj	_	SpaceAfter=No
19	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **reckon** | present | Max |  |  |  |  |  | vn consider-29.9-1 «NP V how S»: agent=Agent |
| 2 | **is a** | present | rust | orange dirt |  |  |  |  | tree rules |
| 3 | **stick** | participle |  | orange dirt *not said here* |  | the bike |  |  | vn spray-9.7-1 «NP V PP.destination»: agent=Theme on bike=Destination |
| 4 | **wash** | infinitive |  | rust |  |  |  |  | vn floss-41.2.1 «NP V NP»: agent=Agent it=Patient |
| 5 | **is** | present |  |  |  |  |  | fine *property* | tree rules |

<!-- .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.

<!-- .note -->
*Sentence 2:* What's true?

```conllu
# sent_id = question:chemistry:13-rust-irons-slow-fire:t1:2
# text = What's true?
1	What	what	PRON	WP	PronType=Int	3	nsubj	_	SpaceAfter=No
2	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	true	true	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
4	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present |  |  |  |  |  | true *property* | tree rules |

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Rust is a new substance made from the iron itself

```conllu
# sent_id = question:chemistry:13-rust-irons-slow-fire:t1:o1:1
# text = Rust is a new substance made from the iron itself
1	Rust	rust	NOUN	NN	Number=Sing	5	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
4	new	new	ADJ	JJ	Degree=Pos	5	amod	_	_
5	substance	substance	NOUN	NN	Number=Sing	0	root	_	_
6	made	make	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	5	acl	_	_
7	from	from	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	iron	iron	NOUN	NN	Number=Sing	6	obl	_	_
10	itself	itself	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Emp|Reflex=Yes	9	nmod:unmarked	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Rust | a new substance |  |  |  |  | tree rules |
| 2 | **make** | participle |  | a new substance *not said here* |  | the iron  Rust |  |  | vn build-26.1-1 «NP.asset V PP»: agent=Asset from iron=Material |

### Option 2 {#o2}

<!-- .ven lang=en -->
He's right, it is just road dust that sticks to the wet metal

<!-- fold The tree, 14 words -->
```conllu
# sent_id = question:chemistry:13-rust-irons-slow-fire:t1:o2:1
# text = He's right, it is just road dust that sticks to the wet metal
1	He	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	SpaceAfter=No
2	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	right	right	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
4	,	,	PUNCT	,	_	9	punct	_	_
5	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	nsubj	_	_
6	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	cop	_	_
7	just	just	ADV	RB	_	9	advmod	_	_
8	road	road	NOUN	NN	Number=Sing	9	compound	_	_
9	dust	dust	NOUN	NN	Number=Sing	3	parataxis	_	_
10	that	that	PRON	WDT	PronType=Rel	11	nsubj	_	_
11	sticks	stick	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	acl:relcl	_	_
12	to	to	ADP	IN	_	15	case	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
14	wet	wet	ADJ	JJ	Degree=Pos	15	amod	_	_
15	metal	metal	NOUN	NN	Number=Sing	11	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | He |  |  |  |  | right *property* | tree rules |
| 2 | **is a** | present | it | road dust |  |  |  |  | tree rules |
| 3 | **stick** | present | road dust |  |  |  |  | to the wet metal | vn shake-22.3-2 «NP V NP PP»: agent=Agent to metal=Co-Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
It is a mould that grows on wet metal

```conllu
# sent_id = question:chemistry:13-rust-irons-slow-fire:t1:o3:1
# text = It is a mould that grows on wet metal
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	mould	mould	NOUN	NN	Number=Sing	0	root	_	_
5	that	that	PRON	WDT	PronType=Rel	6	nsubj	_	_
6	grows	grow	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	acl:relcl	_	_
7	on	on	ADP	IN	_	9	case	_	_
8	wet	wet	ADJ	JJ	Degree=Pos	9	amod	_	_
9	metal	metal	NOUN	NN	Number=Sing	6	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | It | a mould |  |  |  |  | tree rules |
| 2 | **grow** | present | a mould |  |  | wet metal |  |  | vn appear-48.1.1 «NP V PP.location»: agent=Theme on metal=Location |

### Option 4 {#o4}

<!-- .ven lang=en -->
It is old paint that has gone orange

```conllu
# sent_id = question:chemistry:13-rust-irons-slow-fire:t1:o4:1
# text = It is old paint that has gone orange
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	old	old	ADJ	JJ	Degree=Pos	4	amod	_	_
4	paint	paint	NOUN	NN	Number=Sing	0	root	_	_
5	that	that	PRON	WDT	PronType=Rel	7	nsubj	_	_
6	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	aux	_	_
7	gone	go	VERB	VBN	Tense=Past|VerbForm=Part	4	acl:relcl	_	_
8	orange	orange	ADJ	JJ	Degree=Pos	7	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | It | old paint |  |  |  |  | tree rules |
| 2 | **go** | present · perfect | old paint |  |  |  |  | orange *property* | vn disappearance-48.2-1 «NP V»: agent=Theme |

<!-- div src -->

**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

<!-- /div -->

<!-- pn -->
- ← previous: [Fire: what it needs and how to put it…, exam 4](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/12-fire-what-it-needs/e4/)
- next →: [Rust: iron's slow fire, test 2](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/13-rust-irons-slow-fire/t2/)
- ↑ back to [Rust: iron's slow fire](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/13-rust-irons-slow-fire/)