---
title: Red cabbage juice is purple in neutral water, pink-red with acid, bl… — Indicators: the red-cabbage rainbow · tree and pragmatics
description: Red cabbage juice is purple in neutral water, pink-red with acid, blue-green with a mild alkali like baking soda, and yellow with a very strong alkali. Who acts: Red cabbage juice. A sentence of the lesson «Indicators: the red-cabbage rainbow» of the chemistry course of Mova's primary school with it
---

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# Indicators: the red-cabbage rainbow, sentence 9

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Red cabbage juice is purple in neutral water, pink-red with acid, blue-green with a mild alkali like baking soda, and yellow with a very strong alkali.

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**Who acts:** Red cabbage juice · **What happens:** be · **To what, where:** neutral water

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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 (Red cabbage juice), 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:9
# text = Red cabbage juice is purple in neutral water, pink-red with acid, blue-green with a mild alkali like baking soda, and yellow with a very strong alkali.
# 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	Red	red	ADJ	JJ	Degree=Pos	3	amod	_	_
2	cabbage	cabbage	NOUN	NN	Number=Sing	3	compound	_	_
3	juice	juice	NOUN	NN	Number=Sing	5	nsubj	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
5	purple	purple	ADJ	JJ	Degree=Pos	0	root	_	_
6	in	in	ADP	IN	_	8	case	_	_
7	neutral	neutral	ADJ	JJ	Degree=Pos	8	amod	_	_
8	water	water	NOUN	NN	Number=Sing	5	obl	_	_
9	,	,	PUNCT	,	_	10	punct	_	_
10	pink	pink	ADJ	JJ	Degree=Pos	5	conj	_	_
11	-	-	PUNCT	HYPH	_	12	punct	_	_
12	red	red	ADJ	JJ	Degree=Pos	10	conj	_	_
13	with	with	ADP	IN	_	14	case	_	_
14	acid	acid	NOUN	NN	Number=Sing	12	obl	_	_
15	,	,	PUNCT	,	_	18	punct	_	Agree=R6-punct-agree|Haiku=14:punct
16	blue	blue	ADJ	JJ	Degree=Pos	18	amod	_	_
17	-	-	PUNCT	HYPH	_	16	punct	_	_
18	green	green	ADJ	JJ	Degree=Pos	10	conj	_	_
19	with	with	ADP	IN	_	22	case	_	_
20	a	a	DET	DT	Definite=Ind|PronType=Art	22	det	_	_
21	mild	mild	ADJ	JJ	Degree=Pos	22	amod	_	_
22	alkali	alkali	NOUN	NN	Number=Sing	18	obl	_	_
23	like	like	ADP	IN	_	25	case	_	_
24	baking	bake	NOUN	NN	Number=Sing	25	compound	_	_
25	soda	soda	NOUN	NN	Number=Sing	22	nmod	_	_
26	,	,	PUNCT	,	_	28	punct	_	_
27	and	and	CCONJ	CC	_	28	cc	_	_
28	yellow	yellow	ADJ	JJ	Degree=Pos	10	conj	_	_
29	with	with	ADP	IN	_	33	case	_	_
30	a	a	DET	DT	Definite=Ind|PronType=Art	33	det	_	_
31	very	very	ADV	RB	_	32	advmod	_	_
32	strong	strong	ADJ	JJ	Degree=Pos	33	amod	_	_
33	alkali	alkali	NOUN	NN	Number=Sing	28	obl	_	_
34	.	.	PUNCT	.	_	5	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: pos
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Red cabbage juice |  |  | neutral water |  | purple *property* | tree rules |
| 2 | **be** |  | Red cabbage juice *not said here* |  |  |  |  |  | tree rules |

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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:9`.

**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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