---
title: A magnifying glass is thicker in the middle and bends light inwards,… — Lenses and eyes · tree and pragmatics
description: A magnifying glass is thicker in the middle and bends light inwards, making small things look bigger. Who acts: magnifying glass, small things. A sentence of the lesson «Lenses and eyes» of the physics course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Lenses and eyes, sentence 5

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A magnifying glass is thicker in the middle and bends light inwards, making small things look bigger.

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**Who acts:** magnifying glass, small things · **What happens:** magnify, be, bend, make, look · **To what, where:** middle, light

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This is a sentence of the lesson «Lenses and eyes» 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 (magnifying glass, small things), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:physics:022-lenses-and-eyes.lesson:5
# text = A magnifying glass is thicker in the middle and bends light inwards, making small things look bigger.
# source = school lesson (ours)
# course = physics
# lesson = 022-lenses-and-eyes.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): R1-cc-next ×1, R5-strong ×1, R7-rel-agree ×2
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	magnifying	magnify	VERB	VBG	VerbForm=Ger	3	amod	_	_
3	glass	glass	NOUN	NN	Number=Sing	5	nsubj	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
5	thicker	thick	ADJ	JJR	Degree=Cmp	0	root	_	_
6	in	in	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	middle	middle	NOUN	NN	Number=Sing	5	obl	_	_
9	and	and	CCONJ	CC	_	10	cc	_	Agree=R1-cc-next|Haiku=5:cc
10	bends	bend	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	conj	_	_
11	light	light	NOUN	NN	Number=Sing	10	obj	_	_
12	inwards	inwards	ADV	RB	_	10	advmod	_	Agree=R5-strong|Haiku=11:advmod
13	,	,	PUNCT	,	_	14	punct	_	_
14	making	make	VERB	VBG	Tense=Pres|VerbForm=Part	10	advcl	_	Agree=R7-rel-agree|Haiku=10:conj
15	small	small	ADJ	JJ	Degree=Pos	16	amod	_	_
16	things	thing	NOUN	NNS	Number=Plur	17	nsubj	_	_
17	look	look	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	14	conj	_	_
18	bigger	big	ADJ	JJR	Degree=Cmp	17	xcomp	_	Agree=R7-rel-agree|Haiku=17:advcl
19	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **magnify** | gerund |  |  |  |  |  |  | vn remedy-45.7-1 «NP V ADV-Middle»: agent=Patient |
| 2 | **is** | present | a magnifying glass |  |  | the middle |  | thick *property* | tree rules |
| 3 | **bend** | present | a magnifying glass *not said here* | light |  |  |  | inwards *property* | vn knead-26.5 «NP V NP.material»: agent=Agent light=Material |
| 4 | **make** | gerund | a magnifying glass *not said here* |  |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset |
| 5 | **look** | present | small things |  |  |  |  | big *property* | vn stimulus\_subject-30.4 «NP V ADJ»: agent=Stimulus |

<!-- .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:022-lenses-and-eyes.lesson:5`.

**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): R1-cc-next ×1, R5-strong ×1, R7-rel-agree ×2. **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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