---
title: If you stored silver forks in a box with rubber bands and boiled egg… — Tarnish and how metals change · tree and pragmatics
description: If you stored silver forks in a box with rubber bands and boiled eggs, what would happen? Test 6 · ★ of lesson 14 «Tarnish and how metals change» 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 wrong.
---

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# Test 6 · ★ · Tarnish and how metals change

<!-- .ven lang=en -->
If you stored silver forks in a box with rubber bands and boiled eggs, what would happen?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 2 · wrong ✗ · **Who acts:** you, box · **What happens:** store, boil, happen · **To what, where:** silver forks, box

<!-- .vabout -->
This is test 6 · ★ of lesson 14 «Tarnish and how metals change» 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/14-tarnish-and-how-metals-change/#t6).

## The question {#question}

```conllu
# sent_id = question:chemistry:14-tarnish-and-how-metals-change:t6:1
# text = If you stored silver forks in a box with rubber bands and boiled eggs, what would happen?
1	If	if	SCONJ	IN	_	3	mark	_	_
2	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	3	nsubj	_	_
3	stored	store	VERB	VBD	Mood=Ind|Number=Sing|Person=2|Tense=Past|VerbForm=Fin	0	root	_	_
4	silver	silver	NOUN	NN	Number=Sing	5	compound	_	_
5	forks	fork	NOUN	NNS	Number=Plur	3	obj	_	_
6	in	in	ADP	IN	_	8	case	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	box	box	NOUN	NN	Number=Sing	3	obl	_	_
9	with	with	ADP	IN	_	11	case	_	_
10	rubber	rubber	NOUN	NN	Number=Sing	11	compound	_	_
11	bands	band	NOUN	NNS	Number=Plur	8	nmod	_	_
12	and	and	CCONJ	CC	_	14	cc	_	_
13	boiled	boil	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	14	amod	_	_
14	eggs	egg	NOUN	NNS	Number=Plur	11	conj	_	SpaceAfter=No
15	,	,	PUNCT	,	_	18	punct	_	_
16	what	what	PRON	WP	PronType=Int	18	nsubj	_	_
17	would	would	AUX	MD	VerbForm=Fin	18	aux	_	_
18	happen	happen	VERB	VB	VerbForm=Inf	8	conj	_	SpaceAfter=No
19	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **store** | past | you | silver forks |  | a box with rubber bands and boiled eggs |  |  | vn keep-15.2 «NP V NP PP.location»: agent=Agent fork=Theme in box=Location |
| 2 | **boil** | participle |  |  |  |  |  |  | vn cooking-45.3 «NP.patient V»: agent=Patient |
| 3 | **happen** | would | a box with rubber bands and boiled eggs |  |  |  |  |  | vn occur-48.3-1 «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.

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
They would slowly turn green like an old statue in a park

```conllu
# sent_id = question:chemistry:14-tarnish-and-how-metals-change:t6:o1:1
# text = They would slowly turn green like an old statue in a park
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	4	nsubj	_	_
2	would	would	AUX	MD	VerbForm=Fin	4	aux	_	_
3	slowly	slowly	ADV	RB	_	4	advmod	_	_
4	turn	turn	VERB	VB	VerbForm=Inf	0	root	_	_
5	green	green	ADJ	JJ	Degree=Pos	4	xcomp	_	_
6	like	like	ADP	IN	_	9	case	_	_
7	an	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
8	old	old	ADJ	JJ	Degree=Pos	9	amod	_	_
9	statue	statue	NOUN	NN	Number=Sing	4	obl	_	_
10	in	in	ADP	IN	_	12	case	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
12	park	park	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | would | They |  |  | a park |  | like a old statue; green, slowly *property* | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme in park=Trajectory |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
They would tarnish faster from the sulphur gases

```conllu
# sent_id = question:chemistry:14-tarnish-and-how-metals-change:t6:o2:1
# text = They would tarnish faster from the sulphur gases
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj	_	_
2	would	would	AUX	MD	VerbForm=Fin	3	aux	_	_
3	tarnish	tarnish	VERB	VB	VerbForm=Inf	0	root	_	_
4	faster	fast	ADV	RBR	Degree=Cmp	3	advmod	_	_
5	from	from	ADP	IN	_	8	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	sulphur	sulphur	NOUN	NN	Number=Sing	8	compound	_	_
8	gases	gas	NOUN	NNS	Number=Plur	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **tarnish** | would | They |  |  | the sulphur gases |  | fast *property* | vn entity\_specific\_cos-45.5 «NP.patient V»: agent=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
They would start rusting orange

```conllu
# sent_id = question:chemistry:14-tarnish-and-how-metals-change:t6:o3:1
# text = They would start rusting orange
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj	_	_
2	would	would	AUX	MD	VerbForm=Fin	3	aux	_	_
3	start	start	VERB	VB	VerbForm=Inf	0	root	_	_
4	rusting	rust	VERB	VBG	VerbForm=Ger	3	xcomp	_	_
5	orange	orange	NOUN	NN	Number=Sing	4	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **start** | would | They |  |  |  |  |  | vn begin-55.1-1-1 «NP V S\_ING»: agent=Agent clause=Eventuality |
| 2 | **rust** | gerund | They *not said here* | orange |  |  |  |  | tree rules |

### Option 4 · ← Mova's choice {#o4}

<!-- .ven lang=en -->
They would stay shiny forever

```conllu
# sent_id = question:chemistry:14-tarnish-and-how-metals-change:t6:o4:1
# text = They would stay shiny forever
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj	_	_
2	would	would	AUX	MD	VerbForm=Fin	3	aux	_	_
3	stay	stay	VERB	VB	VerbForm=Inf	0	root	_	_
4	shiny	shiny	ADJ	JJ	Degree=Pos	3	xcomp	_	_
5	forever	forever	ADV	RB	_	3	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **stay** | would | They |  |  |  |  | forever, shiny *property* | vn exist-47.1 «NP V»: agent=Theme |

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**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 -->

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- ← previous: [Tarnish and how metals change, test 5](https://md.mova.elamur.ai/free/en/corpora/questions/chemistry/14-tarnish-and-how-metals-change/t5/)
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