---
title: Why can't a telescope take a normal photo of the black hole itself? — Black holes · tree and pragmatics
description: Why can't a telescope take a normal photo of the black hole itself? Test 5 · ★★ of lesson 25 «Black holes» of the space 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 5 · ★★ · Black holes

<!-- .ven lang=en -->
Why can't a telescope take a normal photo of the black hole itself?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 3 · wrong ✗ · **Who acts:** telescope · **What happens:** not take · **To what, where:** normal photo

<!-- .vabout -->
This is test 5 · ★★ of lesson 25 «Black holes» of the space 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/space/25-black-holes/#t5).

## The question {#question}

```conllu
# sent_id = question:space:25-black-holes:t5:1
# text = Why can't a telescope take a normal photo of the black hole itself?
1	Why	why	ADV	WRB	PronType=Int	6	advmod	_	_
2	ca	can	AUX	MD	VerbForm=Fin	6	aux	_	SpaceAfter=No
3	n't	not	PART	RB	Polarity=Neg	6	advmod	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	telescope	telescope	NOUN	NN	Number=Sing	6	nsubj	_	_
6	take	take	VERB	VB	VerbForm=Inf	0	root	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	9	det	_	_
8	normal	normal	ADJ	JJ	Degree=Pos	9	amod	_	_
9	photo	photo	NOUN	NN	Number=Sing	6	obj	_	_
10	of	of	ADP	IN	_	13	case	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
12	black	black	ADJ	JJ	Degree=Pos	13	amod	_	_
13	hole	hole	NOUN	NN	Number=Sing	9	nmod	_	_
14	itself	itself	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Emp|Reflex=Yes	13	nmod:unmarked	_	SpaceAfter=No
15	?	?	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **take** | can | a telescope | a normal photo of the black hole  telescope |  |  |  |  | vn bring-11.3 «NP V NP»: agent=Agent photo=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 -->
It is always hidden behind the Sun

```conllu
# sent_id = question:space:25-black-holes:t5:o1:1
# text = It is always hidden behind the Sun
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj:pass	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
3	always	always	ADV	RB	PronType=Tot	4	advmod	_	_
4	hidden	hide	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	behind	behind	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	Sun	Sun	PROPN	NNP	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hide** | present · passive |  | It |  | the Sun |  | always *property* | vn concealment-16-1 «NP V NP PP.location»: subject=Patient behind sun=Location |

### Option 2 {#o2}

<!-- .ven lang=en -->
It moves too fast for a camera

```conllu
# sent_id = question:space:25-black-holes:t5:o2:1
# text = It moves too fast for a camera
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	moves	move	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	too	too	ADV	RB	_	4	advmod	_	_
4	fast	fast	ADV	RB	Degree=Pos	2	advmod	_	_
5	for	for	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	camera	camera	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **move** | present | It |  |  |  |  | for a camera; fast *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |

### Option 3 · ✓ the right answer {#o3}

<!-- .ven lang=en -->
No light escapes from inside it

```conllu
# sent_id = question:space:25-black-holes:t5:o3:1
# text = No light escapes from inside it
1	No	no	DET	DT	PronType=Neg	2	det	_	_
2	light	light	NOUN	NN	Number=Sing	3	nsubj	_	_
3	escapes	escape	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	from	from	ADP	IN	_	6	case	_	_
5	inside	inside	ADP	IN	_	6	case	_	_
6	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **escape** | present | no light |  |  | it |  |  | vn escape-51.1-1-1 «NP V PP.initial\_location»: agent=Theme from it=Initial\_Location |

### Option 4 · ← Mova's choice {#o4}

<!-- .ven lang=en -->
It is too hot to photograph

```conllu
# sent_id = question:space:25-black-holes:t5:o4:1
# text = It is too hot to photograph
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	too	too	ADV	RB	_	4	advmod	_	_
4	hot	hot	ADJ	JJ	Degree=Pos	0	root	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	photograph	photograph	VERB	VB	VerbForm=Inf	4	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | It |  |  |  |  | hot *property* | tree rules |
| 2 | **photograph** | to-infinitive |  |  |  |  |  |  | vn transcribe-25.4 «NP V NP»: agent=Agent |

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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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- ← previous: [Black holes, test 4](https://md.mova.elamur.ai/free/en/corpora/questions/space/25-black-holes/t4/)
- next →: [Black holes, test 6](https://md.mova.elamur.ai/free/en/corpora/questions/space/25-black-holes/t6/)
- ↑ back to [Black holes](https://md.mova.elamur.ai/free/en/corpora/questions/space/25-black-holes/)