---
title: In Cape Town, Sipho says: "Squeeze a half-empty soda bottle before y… — Olympiad: everyday chemistry detective… · tree and pragmatics
description: In Cape Town, Sipho says: "Squeeze a half-empty soda bottle before you close it and it stays fizzier, lekker trick!" Is he right? Test 7 · ★★★ of lesson 37 «Olympiad: everyday chemistry detectives ★★★» of the chemistry course of Mova's primary school, with the dependency tree and pragmatics of the q
---

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# Test 7 · ★★★ · Olympiad: everyday chemistry detectives ★★★

<!-- .ven lang=en -->
In Cape Town, Sipho says: "Squeeze a half-empty soda bottle before you close it and it stays fizzier, lekker trick!" Is he right?

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 3 · right ✓ · **Who acts:** Sipho, you, bottle · **What happens:** say, squeeze, close, stay, be · **To what, where:** Cape Town, empty soda bottle, bottle · **Speech:** someone speaks here

<!-- .vabout -->
This is test 7 · ★★★ of lesson 37 «Olympiad: everyday chemistry detectives ★★★» of the chemistry 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/chemistry/37-olympiad-everyday-chemistry-detectives/#t7).

## The question {#question}

<!-- .note -->
*Sentence 1:* In Cape Town, Sipho says: "Squeeze a half-empty soda bottle before you close it and it stays fizzier, lekker trick!"

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:t7:1
# text = In Cape Town, Sipho says: "Squeeze a half-empty soda bottle before you close it and it stays fizzier, lekker trick!"
1	In	in	ADP	IN	_	3	case	_	_
2	Cape	Cape	PROPN	NNP	Number=Sing	3	compound	_	_
3	Town	Town	PROPN	NNP	Number=Sing	6	obl	_	SpaceAfter=No
4	,	,	PUNCT	,	_	3	punct	_	_
5	Sipho	Sipho	PROPN	NNP	Number=Sing	6	nsubj	_	_
6	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	SpaceAfter=No
7	:	:	PUNCT	:	_	9	punct	_	_
8	"	"	PUNCT	``	_	9	punct	_	SpaceAfter=No
9	Squeeze	squeeze	VERB	VB	VerbForm=Inf	6	ccomp	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	15	det	_	_
11	half	half	NOUN	NN	Number=Sing|NumForm=Word|NumType=Frac	13	compound	_	SpaceAfter=No
12	-	-	PUNCT	HYPH	_	11	punct	_	SpaceAfter=No
13	empty	empty	ADJ	JJ	Degree=Pos	15	amod	_	_
14	soda	soda	NOUN	NN	Number=Sing	15	compound	_	_
15	bottle	bottle	NOUN	NN	Number=Sing	9	obj	_	_
16	before	before	SCONJ	IN	_	18	mark	_	_
17	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	18	nsubj	_	_
18	close	close	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	9	advcl	_	_
19	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	18	obj	_	_
20	and	and	CCONJ	CC	_	22	cc	_	_
21	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	22	nsubj	_	_
22	stays	stay	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	18	conj	_	_
23	fizzier	fizzy	ADJ	JJR	Degree=Cmp	22	xcomp	_	SpaceAfter=No
24	,	,	PUNCT	,	_	26	punct	_	_
25	lekker	lekker	NOUN	NN	Number=Sing	26	compound	_	_
26	trick	trick	NOUN	NN	Number=Sing	9	parataxis	_	SpaceAfter=No
27	!	!	PUNCT	.	_	9	punct	_	SpaceAfter=No
28	"	"	PUNCT	''	_	9	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **say** *speech: express* | present | Sipho |  |  | Cape Town |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 2 | **squeeze** *in a quote* | infinitive |  | a empty soda bottle |  |  |  |  | vn push-12-1-1 «NP V NP»: agent=Agent bottle=Theme |
| 3 | **close** *in a quote* | present | you | bottle |  |  |  |  | vn crane-40.3.2 «NP V NP»: agent=Agent it=Patient |
| 4 | **stay** *in a quote* | present | bottle |  |  |  |  | fizzy *property* | vn exist-47.1 «NP V»: agent=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.

<!-- .note -->
*Sentence 2:* Is he right?

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:t7:2
# text = Is he right?
1	Is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
2	he	he	PRON	PRP	Case=Nom|Gender=Masc|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
3	right	right	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
4	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Sipho |  |  |  |  | right *property* | tree rules |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
Yes, but it works only with diet drinks

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:t7:o1:1
# text = Yes, but it works only with diet drinks
1	Yes	yes	INTJ	UH	Polarity=Pos	5	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	5	punct	_	_
3	but	but	CCONJ	CC	_	5	cc	_	_
4	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	5	nsubj	_	_
5	works	work	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	only	only	ADV	RB	_	9	advmod	_	_
7	with	with	ADP	IN	_	9	case	_	_
8	diet	diet	NOUN	NN	Number=Sing	9	compound	_	_
9	drinks	drink	NOUN	NNS	Number=Plur	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **work** | present | it |  |  |  |  | with diet drinks | vn cooperate-73.1-3 «NP V PP.co-agent PP.theme»: agent=Agent with drink=Co-Agent |

### Option 2 {#o2}

<!-- .ven lang=en -->
Yes, the squeeze pushes the gas back into the drink

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:t7:o2:1
# text = Yes, the squeeze pushes the gas back into the drink
1	Yes	yes	INTJ	UH	Polarity=Pos	5	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	squeeze	squeeze	NOUN	NN	Number=Sing	5	nsubj	_	_
5	pushes	push	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	gas	gas	NOUN	NN	Number=Sing	5	obj	_	_
8	back	back	ADV	RB	_	5	advmod	_	_
9	into	into	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	drink	drink	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **push back** | present | the squeeze | the gas |  | the drink |  |  | vn funnel-9.3-1-1 «NP V NP PP.destination»: agent=Agent gas=Theme into drink=Destination |

### Option 3 · ← Mova's choice · ✓ the right answer {#o3}

<!-- .ven lang=en -->
No, squeezing doesn't keep it fizzier

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:t7:o3:1
# text = No, squeezing doesn't keep it fizzier
1	No	no	INTJ	UH	Polarity=Neg	6	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	squeezing	squeezing	NOUN	NN	Number=Sing	6	nsubj	_	_
4	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	aux	_	SpaceAfter=No
5	n't	not	PART	RB	Polarity=Neg	6	advmod	_	_
6	keep	keep	VERB	VB	VerbForm=Inf	0	root	_	_
7	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	6	obj	_	_
8	fizzier	fizzy	ADJ	JJR	Degree=Cmp	6	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **keep** | present · do-support | squeezing | it |  |  |  | fizzy *property* | vn keep-15.2 «NP V NP»: agent=Agent it=Theme |

### Option 4 {#o4}

<!-- .ven lang=en -->
No, the squeeze makes the bottle explode

```conllu
# sent_id = question:chemistry:37-olympiad-everyday-chemistry-detectives:t7:o4:1
# text = No, the squeeze makes the bottle explode
1	No	no	INTJ	UH	Polarity=Neg	5	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	squeeze	squeeze	NOUN	NN	Number=Sing	5	nsubj	_	_
5	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	bottle	bottle	NOUN	NN	Number=Sing	5	obj	_	_
8	explode	explode	VERB	VB	VerbForm=Inf	5	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | the squeeze | the bottle |  |  |  |  | tree rules |
| 2 | **explode** | infinitive | the bottle *not said here* |  |  |  |  |  | vn sound\_emission-43.2 «NP 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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