---
title: If Uranus had no methane in its air, how would its colour change? — Uranus and Neptune · tree and pragmatics
description: If Uranus had no methane in its air, how would its colour change? Test 4 · ★ of lesson 14 «Uranus and Neptune» 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 4 · ★ · Uranus and Neptune

<!-- .ven lang=en -->
If Uranus had no methane in its air, how would its colour change?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** Uranus, air · **What happens:** have, change · **To what, where:** methane, air

<!-- .vabout -->
This is test 4 · ★ of lesson 14 «Uranus and Neptune» 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/14-uranus-and-neptune/#t4).

## The question {#question}

```conllu
# sent_id = question:space:14-uranus-and-neptune:t4:1
# text = If Uranus had no methane in its air, how would its colour change?
1	If	if	SCONJ	IN	_	3	mark	_	_
2	Uranus	Uranus	PROPN	NNP	Number=Sing	3	nsubj	_	_
3	had	have	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	no	no	DET	DT	PronType=Neg	5	det	_	_
5	methane	methane	NOUN	NN	Number=Sing	3	obj	_	_
6	in	in	ADP	IN	_	8	case	_	_
7	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	8	nmod:poss	_	_
8	air	air	NOUN	NN	Number=Sing	5	nmod	_	SpaceAfter=No
9	,	,	PUNCT	,	_	14	punct	_	_
10	how	how	ADV	WRB	PronType=Int	14	advmod	_	_
11	would	would	AUX	MD	VerbForm=Fin	14	aux	_	_
12	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	14	nmod:poss	_	_
13	colour	colour	NOUN	NN	Number=Sing	14	compound	_	_
14	change	change	NOUN	NN	Number=Sing	5	conj	_	SpaceAfter=No
15	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | past | Uranus | no methane and air's colour change |  | its air |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent methane=Patient |
| 2 | **change** |  | air |  |  |  |  |  | nom change «event intransitive»: poss=agent |

<!-- .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 -->
It would glow like a star

```conllu
# sent_id = question:space:14-uranus-and-neptune:t4:o1:1
# text = It would glow like a star
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	would	would	AUX	MD	VerbForm=Fin	3	aux	_	_
3	glow	glow	VERB	VB	VerbForm=Inf	0	root	_	_
4	like	like	ADP	IN	_	6	case	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
6	star	star	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **glow** | would | It |  |  |  |  | like a star | vn light\_emission-43.1 «NP V»: agent=Theme |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
It would lose most of its blue-green colour

```conllu
# sent_id = question:space:14-uranus-and-neptune:t4:o2:1
# text = It would lose most of its blue-green colour
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	would	would	AUX	MD	VerbForm=Fin	3	aux	_	_
3	lose	lose	VERB	VB	VerbForm=Inf	0	root	_	_
4	most	most	ADJ	JJS	Degree=Sup	3	obj	_	_
5	of	of	ADP	IN	_	10	case	_	_
6	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	10	nmod:poss	_	_
7	blue	blue	ADJ	JJ	Degree=Pos	9	amod	_	SpaceAfter=No
8	-	-	PUNCT	HYPH	_	7	punct	_	SpaceAfter=No
9	green	green	ADJ	JJ	Degree=Pos	10	amod	_	_
10	colour	colour	NOUN	NN	Number=Sing	4	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lose** | would | It | most of its green colour |  |  |  |  | vn succeed-74-3-1 «NP V NP»: agent=Agent most=Eventuality |

### Option 3 {#o3}

<!-- .ven lang=en -->
It would turn bright red

```conllu
# sent_id = question:space:14-uranus-and-neptune:t4:o3:1
# text = It would turn bright red
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	would	would	AUX	MD	VerbForm=Fin	3	aux	_	_
3	turn	turn	VERB	VB	VerbForm=Inf	0	root	_	_
4	bright	bright	ADJ	JJ	Degree=Pos	3	xcomp	_	_
5	red	red	ADJ	JJ	Degree=Pos	3	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | would | It |  |  |  |  | bright, red *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |

### Option 4 {#o4}

<!-- .ven lang=en -->
It would turn much bluer and darker than before

```conllu
# sent_id = question:space:14-uranus-and-neptune:t4:o4:1
# text = It would turn much bluer and darker than before
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	would	would	AUX	MD	VerbForm=Fin	3	aux	_	_
3	turn	turn	VERB	VB	VerbForm=Inf	0	root	_	_
4	much	much	ADV	RB	_	5	advmod	_	_
5	bluer	blue	ADJ	JJR	Degree=Cmp	3	xcomp	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	darker	dark	ADJ	JJR	Degree=Cmp	5	conj	_	_
8	than	than	ADP	IN	_	9	case	_	_
9	before	before	ADV	RB	_	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | would | It |  |  |  |  | blue *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |

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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.

<!-- /div -->

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- ← previous: [Uranus and Neptune, test 3](https://md.mova.elamur.ai/free/en/corpora/questions/space/14-uranus-and-neptune/t3/)
- next →: [Uranus and Neptune, test 5](https://md.mova.elamur.ai/free/en/corpora/questions/space/14-uranus-and-neptune/t5/)
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