---
title: The colour substance in red cabbage changes shape at different pH, a… — Indicators: the red-cabbage rainbow · tree and pragmatics
description: The colour substance in red cabbage changes shape at different pH, and each shape has a different colour. Who acts: colour substance, shape. A sentence of the lesson «Indicators: the red-cabbage rainbow» of the chemistry course of Mova's primary school with its dependency tree and the pragmatics of 
---

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# Indicators: the red-cabbage rainbow, sentence 10

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The colour substance in red cabbage changes shape at different pH, and each shape has a different colour.

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**Who acts:** colour substance, shape · **What happens:** change, have · **To what, where:** shape, different pH, different colour

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This is a sentence of the lesson «Indicators: the red-cabbage rainbow» of the chemistry course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (colour substance, shape), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:chemistry:017-indicators-the-red-cabbage-rainbow.lesson:10
# text = The colour substance in red cabbage changes shape at different pH, and each shape has a different colour.
# source = school lesson (ours)
# course = chemistry
# lesson = 017-indicators-the-red-cabbage-rainbow.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R6-punct-agree ×1
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	colour	colour	NOUN	NN	Number=Sing	3	compound	_	_
3	substance	substance	NOUN	NN	Number=Sing	7	nsubj	_	_
4	in	in	ADP	IN	_	6	case	_	_
5	red	red	ADJ	JJ	Degree=Pos	6	amod	_	_
6	cabbage	cabbage	NOUN	NN	Number=Sing	3	nmod	_	_
7	changes	change	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
8	shape	shape	NOUN	NN	Number=Sing	7	obj	_	_
9	at	at	ADP	IN	_	11	case	_	_
10	different	different	ADJ	JJ	Degree=Pos	11	amod	_	_
11	pH	ph	NOUN	NN	Number=Sing	7	obl	_	_
12	,	,	PUNCT	,	_	16	punct	_	_
13	and	and	CCONJ	CC	_	16	cc	_	_
14	each	each	DET	DT	PronType=Tot	15	det	_	_
15	shape	shape	NOUN	NN	Number=Sing	16	nsubj	_	_
16	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	conj	_	_
17	a	a	DET	DT	Definite=Ind|PronType=Art	19	det	_	_
18	different	different	ADJ	JJ	Degree=Pos	19	amod	_	_
19	colour	colour	NOUN	NN	Number=Sing	16	obj	_	_
20	.	.	PUNCT	.	_	7	punct	_	Agree=R6-punct-agree|Haiku=8:punct
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **change** | present | the colour substance in red cabbage | shape |  | different pH |  |  | vn dress-41.1.1-1-1 «NP V NP»: agent=Agent shape=Patient |
| 2 | **have** | present | each shape | a different colour |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent colour=Patient |

<!-- .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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:chemistry:017-indicators-the-red-cabbage-rainbow.lesson:10`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R6-punct-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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