---
title: You put yeast in warm sugary water and it foams and smells bready. W… — Bread rising: yeast at work · tree and pragmatics
description: You put yeast in warm sugary water and it foams and smells bready. What has happened? Test 9 of lesson 21 «Bread rising: yeast at work» of the chemistry course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was right.
---

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# Test 9 · Bread rising: yeast at work

<!-- .ven lang=en -->
You put yeast in warm sugary water and it foams and smells bready. What has happened?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 4 · right ✓ · **Who acts:** You, yeast · **What happens:** put, foam, smell, happen · **To what, where:** yeast, warm sugary water

<!-- .vabout -->
This is test 9 of lesson 21 «Bread rising: yeast at work» 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/21-bread-rising-yeast-at-work/#t9).

## The question {#question}

<!-- .note -->
*Sentence 1:* You put yeast in warm sugary water and it foams and smells bready.

```conllu
# sent_id = question:chemistry:21-bread-rising-yeast-at-work:t9:1
# text = You put yeast in warm sugary water and it foams and smells bready.
1	You	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	2	nsubj	_	_
2	put	put	VERB	VBD	Mood=Ind|Number=Sing|Person=2|Tense=Past|VerbForm=Fin	0	root	_	_
3	yeast	yeast	NOUN	NN	Number=Sing	2	obj	_	_
4	in	in	ADP	IN	_	7	case	_	_
5	warm	warm	ADJ	JJ	Degree=Pos	7	amod	_	_
6	sugary	sugary	ADJ	JJ	Degree=Pos	7	amod	_	_
7	water	water	NOUN	NN	Number=Sing	2	obl	_	_
8	and	and	CCONJ	CC	_	10	cc	_	_
9	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	nsubj	_	_
10	foams	foam	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	_
11	and	and	CCONJ	CC	_	12	cc	_	_
12	smells	smell	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	conj	_	_
13	bready	bready	ADJ	JJ	Degree=Pos	12	xcomp	_	SpaceAfter=No
14	.	.	PUNCT	.	_	2	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **put** | past | You | yeast |  | warm sugary water |  |  | vn put-9.1-2 «NP V NP PP.destination»: agent=Agent yeast=Theme in water=Destination |
| 2 | **foam** | present | yeast |  |  |  |  |  | vn entity\_specific\_modes\_being-47.2 «NP V»: agent=Theme |
| 3 | **smell** | present | yeast *not said here* |  |  |  |  | bready *property* | vn stimulus\_subject-30.4 «NP V ADJ»: agent=Stimulus |

<!-- .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:* What has happened?

```conllu
# sent_id = question:chemistry:21-bread-rising-yeast-at-work:t9:2
# text = What has happened?
1	What	what	PRON	WP	PronType=Int	3	nsubj	_	_
2	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	aux	_	_
3	happened	happen	VERB	VBN	Tense=Past|VerbForm=Part	0	root	_	SpaceAfter=No
4	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **happen** | present · perfect |  |  |  |  |  |  | vn occur-48.3-1 «NP V»: agent=Theme |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
The yeast has turned into flour

```conllu
# sent_id = question:chemistry:21-bread-rising-yeast-at-work:t9:o1:1
# text = The yeast has turned into flour
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	yeast	yeast	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux	_	_
4	turned	turn	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	into	into	ADP	IN	_	6	case	_	_
6	flour	flour	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | present · perfect · passive |  | the yeast |  | flour |  |  | vn roll-51.3.1 «NP V NP PP.trajectory»: subject=Theme into flour=Trajectory |

### Option 2 {#o2}

<!-- .ven lang=en -->
The sugar has started boiling in the warm water

```conllu
# sent_id = question:chemistry:21-bread-rising-yeast-at-work:t9:o2:1
# text = The sugar has started boiling in the warm water
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	sugar	sugar	NOUN	NN	Number=Sing	4	nsubj	_	_
3	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux	_	_
4	started	start	VERB	VBN	Tense=Past|VerbForm=Part	0	root	_	_
5	boiling	boil	VERB	VBG	VerbForm=Ger	4	xcomp	_	_
6	in	in	ADP	IN	_	9	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
8	warm	warm	ADJ	JJ	Degree=Pos	9	amod	_	_
9	water	water	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **start** | present · perfect | the sugar |  |  |  |  |  | vn begin-55.1-1-1 «NP V S\_ING»: agent=Agent clause=Eventuality |
| 2 | **boil** | gerund | the sugar *not said here* |  |  |  |  | in the warm water | vn cooking-45.3 «NP V PP.result PP.instrument»: agent=Patient in water=Instrument |

### Option 3 {#o3}

<!-- .ven lang=en -->
The water has gone off

```conllu
# sent_id = question:chemistry:21-bread-rising-yeast-at-work:t9:o3:1
# text = The water has gone off
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	water	water	NOUN	NN	Number=Sing	4	nsubj	_	_
3	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux	_	_
4	gone	go	VERB	VBN	Tense=Past|VerbForm=Part	0	root	_	_
5	off	off	ADP	RP	_	4	compound:prt	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **go off** | present · perfect | the water |  |  |  |  |  | vn occur-48.3-2 «NP V ADV»: agent=Theme |

### Option 4 · ← Mova's choice · ✓ the right answer {#o4}

<!-- .ven lang=en -->
The yeast woke up and is eating the sugar

```conllu
# sent_id = question:chemistry:21-bread-rising-yeast-at-work:t9:o4:1
# text = The yeast woke up and is eating the sugar
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	yeast	yeast	NOUN	NN	Number=Sing	3	nsubj	_	_
3	woke	wake	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
4	up	up	ADP	RP	_	3	compound:prt	_	_
5	and	and	CCONJ	CC	_	7	cc	_	_
6	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	aux	_	_
7	eating	eat	VERB	VBG	Tense=Pres|VerbForm=Part	3	conj	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	sugar	sugar	NOUN	NN	Number=Sing	7	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **wake up** | past | the yeast |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 2 | **eat** | present · progressive | the yeast *not said here* | the sugar |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent sugar=Patient |

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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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