---
title: Looking straight at the Sun, even with sunglasses, can burn the back… — Lenses and eyes · tree and pragmatics
description: Looking straight at the Sun, even with sunglasses, can burn the back of the eye without any pain, and the damage can be permanent. Who acts: Looking, damage. 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
---

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# Lenses and eyes, sentence 10

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Looking straight at the Sun, even with sunglasses, can burn the back of the eye without any pain, and the damage can be permanent.

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**Who acts:** Looking, damage · **What happens:** look, burn, be · **To what, where:** back

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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 (Looking, damage), 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:10
# text = Looking straight at the Sun, even with sunglasses, can burn the back of the eye without any pain, and the damage can be permanent.
# 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): R7-rel-agree ×1
1	Looking	look	VERB	VBG	Tense=Pres|VerbForm=Part	12	csubj	_	Agree=R7-rel-agree|Haiku=12:advcl
2	straight	straight	ADV	RB	_	1	advmod	_	_
3	at	at	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	Sun	Sun	PROPN	NNP	Number=Sing	1	obl	_	_
6	,	,	PUNCT	,	_	9	punct	_	_
7	even	even	ADV	RB	_	9	advmod	_	_
8	with	with	ADP	IN	_	9	case	_	_
9	sunglasses	sunglasses	NOUN	NNS	Number=Plur	1	obl	_	_
10	,	,	PUNCT	,	_	1	punct	_	_
11	can	can	AUX	MD	VerbForm=Fin	12	aux	_	_
12	burn	burn	VERB	VB	VerbForm=Inf	0	root	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	back	back	NOUN	NN	Number=Sing	12	obj	_	_
15	of	of	ADP	IN	_	17	case	_	_
16	the	the	DET	DT	Definite=Def|PronType=Art	17	det	_	_
17	eye	eye	NOUN	NN	Number=Sing	14	nmod	_	_
18	without	without	ADP	IN	_	20	case	_	_
19	any	any	DET	DT	PronType=Ind	20	det	_	_
20	pain	pain	NOUN	NN	Number=Sing	12	obl	_	_
21	,	,	PUNCT	,	_	27	punct	_	_
22	and	and	CCONJ	CC	_	27	cc	_	_
23	the	the	DET	DT	Definite=Def|PronType=Art	24	det	_	_
24	damage	damage	NOUN	NN	Number=Sing	27	nsubj	_	_
25	can	can	AUX	MD	VerbForm=Fin	27	aux	_	_
26	be	be	AUX	VB	VerbForm=Inf	27	cop	_	_
27	permanent	permanent	ADJ	JJ	Degree=Pos	12	conj	_	_
28	.	.	PUNCT	.	_	12	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **look** | gerund |  |  |  |  |  | with sunglasses; at the Sun; straight *property* | vn peer-30.3 «NP V PP.theme»: agent=Agent at sun=Theme |
| 2 | **burn** | can | Looking | the back of the eye |  |  |  | without any pain | vn light\_emission-43.1 «NP V NP.theme»: agent=Agent back=Theme |
| 3 | **is** | can | the damage |  |  |  |  | permanent *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.

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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:10`.

**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): R7-rel-agree ×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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