---
title: Identify the final remnant of a star of a mass comparable to that of… — How stars die · tree and pragmatics
description: Identify the final remnant of a star of a mass comparable to that of the Sun. Exam question 1 of lesson 19 «How stars die» 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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# Exam question 1 · How stars die

<!-- .ven lang=en -->
Identify the final remnant of a star of a mass comparable to that of the Sun.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** you · **What happens:** identify · **To what, where:** final remnant

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This is exam question 1 of lesson 19 «How stars die» of the space 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/space/19-how-stars-die/#e1).

## The question {#question}

```conllu
# sent_id = question:space:19-how-stars-die:e1:1
# text = Identify the final remnant of a star of a mass comparable to that of the Sun.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	final	final	ADJ	JJ	Degree=Pos	4	amod	_	_
4	remnant	remnant	NOUN	NN	Number=Sing	1	obj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	star	star	NOUN	NN	Number=Sing	4	nmod	_	_
8	of	of	SCONJ	IN	_	11	mark	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
10	mass	mass	ADJ	JJ	Degree=Pos	11	amod	_	_
11	comparable	comparable	ADJ	JJ	Degree=Pos	7	acl	_	_
12	to	to	ADP	IN	_	13	case	_	_
13	that	that	PRON	DT	Number=Sing|PronType=Dem	11	obl	_	_
14	of	of	ADP	IN	_	16	case	_	_
15	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
16	Sun.	Sunday	PROPN	NNP	Number=Sing	13	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the final remnant of a star |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent remnant=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 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
A protostar

```conllu
# sent_id = question:space:19-how-stars-die:e1:o1:1
# text = A protostar
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	protostar	protostar	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 supernova

```conllu
# sent_id = question:space:19-how-stars-die:e1:o2:1
# text = A supernova
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	supernova	supernova	NOUN	NN	Number=Sing	0	root	_	_
```

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

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

<!-- .ven lang=en -->
A white dwarf

```conllu
# sent_id = question:space:19-how-stars-die:e1:o3:1
# text = A white dwarf
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	white	white	ADJ	JJ	Degree=Pos	3	amod	_	_
3	dwarf	dwarf	NOUN	NN	Number=Sing	0	root	_	_
```

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

### Option 4 {#o4}

<!-- .ven lang=en -->
A neutron star

```conllu
# sent_id = question:space:19-how-stars-die:e1:o4:1
# text = A neutron star
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	neutron	neutron	NOUN	NN	Number=Sing	3	compound	_	_
3	star	star	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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- ← previous: [How stars die, test 12](https://md.mova.elamur.ai/free/en/corpora/questions/space/19-how-stars-die/t12/)
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