---
title: Determine which of the following objects would be attracted by a mag… — Olympiad: everyday chemistry detective… · tree and pragmatics
description: Determine which of the following objects would be attracted by a magnet. Exam question 2 of lesson 37 «Olympiad: everyday chemistry detectives ★★★» 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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# Exam question 2 · Olympiad: everyday chemistry detectives ★★★

<!-- .ven lang=en -->
Determine which of the following objects would be attracted by a magnet.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** you, magnet · **What happens:** determine, follow, attract

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This is exam question 2 of lesson 37 «Olympiad: everyday chemistry detectives ★★★» of the chemistry course of Mova's primary school, asked in stiff, formal language. 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/37-olympiad-everyday-chemistry-detectives/#e2).

## The question {#question}

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:e2:1
# text = Determine which of the following objects would be attracted by a magnet.
1	Determine	determine	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	which	which	PRON	WDT	PronType=Rel	9	obj	_	_
3	of	of	ADP	IN	_	6	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
5	following	follow	VERB	VBG	VerbForm=Ger	6	amod	_	_
6	objects	object	NOUN	NNS	Number=Plur	9	obl	_	_
7	would	would	AUX	MD	VerbForm=Fin	9	aux	_	_
8	be	be	AUX	VB	VerbForm=Inf	9	aux:pass	_	_
9	attracted	attract	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	1	ccomp	_	_
10	by	by	ADP	IN	_	12	case	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
12	magnet	magnet	NOUN	NN	Number=Sing	9	obl	_	SpaceAfter=No
13	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **determine** | imperative | you *not said here* |  |  |  |  |  | vn discover-84 «NP V how S»: agent=Agent clause=Topic |
| 2 | **follow** | gerund |  |  |  |  |  |  | vn occur-48.3-1 «NP V»: agent=Theme |
| 3 | **attract** | would · passive | a magnet |  |  |  |  | of the following objects | vn lure-59.3 «NP V NP»: agent=Agent which=Patient |

<!-- .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 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
A pure gold coin

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:e2:o1:1
# text = A pure gold coin
1	A	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
2	pure	pure	ADJ	JJ	Degree=Pos	4	amod	_	_
3	gold	gold	NOUN	NN	Number=Sing	4	compound	_	_
4	coin	coin	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 2 {#o2}

<!-- .ven lang=en -->
A length of copper wire

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:e2:o2:1
# text = A length of copper wire
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	length	length	NOUN	NN	Number=Sing	0	root	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	copper	copper	NOUN	NN	Number=Sing	5	compound	_	_
5	wire	wire	NOUN	NN	Number=Sing	2	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 3 {#o3}

<!-- .ven lang=en -->
An aluminium drinks can

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:e2:o3:1
# text = An aluminium drinks can
1	An	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	aluminium	aluminium	NOUN	NN	Number=Sing	3	compound	_	_
3	drinks	drink	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	can	can	AUX	MD	VerbForm=Fin	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
A steel paperclip

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:e2:o4:1
# text = A steel paperclip
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	steel	steel	NOUN	NN	Number=Sing	3	compound	_	_
3	paperclip	paperclip	NOUN	NN	Number=Sing	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

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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.

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