---
title: Only a few metals are pulled strongly, mainly iron, steel, nickel an… — Magnets: pulling and pushing without touching · tree and pragmatics
description: Only a few metals are pulled strongly, mainly iron, steel, nickel and cobalt, which is why a magnet grabs a steel paper clip but ignores an aluminium can. Who acts: iron, magnet. A sentence of the lesson «Magnets: pulling and pushing without touching» of the physics course of Mova's primary school w
---

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# Magnets: pulling and pushing without touching, sentence 2

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Only a few metals are pulled strongly, mainly iron, steel, nickel and cobalt, which is why a magnet grabs a steel paper clip but ignores an aluminium can.

<!-- .vintro -->
**Who acts:** iron, magnet · **What happens:** pull, be, grab, ignore · **To what, where:** few metals, paper clip, aluminium can

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This is a sentence of the lesson «Magnets: pulling and pushing without touching» of the physics 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 (iron, magnet), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:029-magnets-pulling-and-pushing-without-touching.lesson:2
# text = Only a few metals are pulled strongly, mainly iron, steel, nickel and cobalt, which is why a magnet grabs a steel paper clip but ignores an aluminium can.
# source = school lesson (ours)
# course = physics
# lesson = 029-magnets-pulling-and-pushing-without-touching.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
1	Only	only	ADV	RB	_	6	advmod	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
3	few	few	ADJ	JJ	Degree=Pos	4	amod	_	_
4	metals	metal	NOUN	NNS	Number=Plur	6	nsubj:pass	_	_
5	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	aux:pass	_	_
6	pulled	pull	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
7	strongly	strongly	ADV	RB	_	6	advmod	_	_
8	,	,	PUNCT	,	_	10	punct	_	_
9	mainly	mainly	ADV	RB	_	10	advmod	_	_
10	iron	iron	NOUN	NN	Number=Sing	6	obl	_	_
11	,	,	PUNCT	,	_	12	punct	_	_
12	steel	steel	NOUN	NN	Number=Sing	10	conj	_	_
13	,	,	PUNCT	,	_	14	punct	_	_
14	nickel	nickel	NOUN	NN	Number=Sing	10	conj	_	_
15	and	and	CCONJ	CC	_	16	cc	_	_
16	cobalt	cobalt	NOUN	NN	Number=Sing	10	conj	_	_
17	,	,	PUNCT	,	_	20	punct	_	_
18	which	which	PRON	WDT	PronType=Rel	20	nsubj	_	_
19	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	20	cop	_	_
20	why	why	ADV	WRB	PronType=Int	10	acl:relcl	_	_
21	a	a	DET	DT	Definite=Ind|PronType=Art	22	det	_	Agree=R5-strong|Haiku=23:det
22	magnet	magnet	NOUN	NN	Number=Sing	23	nsubj	_	_
23	grabs	grab	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	20	ccomp	_	_
24	a	a	DET	DT	Definite=Ind|PronType=Art	27	det	_	_
25	steel	steel	NOUN	NN	Number=Sing	26	compound	_	_
26	paper	paper	NOUN	NN	Number=Sing	27	compound	_	_
27	clip	clip	NOUN	NN	Number=Sing	23	obj	_	_
28	but	but	CCONJ	CC	_	29	cc	_	_
29	ignores	ignore	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	23	conj	_	_
30	an	a	DET	DT	Definite=Ind|PronType=Art	32	det	_	_
31	aluminium	aluminium	NOUN	NN	Number=Sing	32	compound	_	_
32	can	can	NOUN	NN	Number=Sing	29	obj	_	_
33	.	.	PUNCT	.	_	6	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **pull** | present · passive |  | a few metals |  |  |  | iron and steel and nickel and cobalt *obl*; strongly *property* | vn push-12-1 «NP V NP»: subject=Theme |
| 2 | **is** | present | iron and steel and nickel and cobalt |  |  |  |  | why *property* | tree rules |
| 3 | **grab** | present | a magnet | a paper clip |  |  |  |  | vn steal-10.5-1 «NP V NP»: agent=Agent clip=Theme |
| 4 | **ignore** | present | a magnet *not said here* | a aluminium can |  |  |  |  | vn neglect-75.1 «NP V NP»: agent=Agent can=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:physics:029-magnets-pulling-and-pushing-without-touching.lesson:2`.

**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. **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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