---
title: Antacid tablets contain an alkali that cancels some stomach acid; me… — Alkalis and soda, and how they cancel acids · tree and pragmatics
description: Antacid tablets contain an alkali that cancels some stomach acid; medicines are taken only as an adult or doctor directs. Who acts: Antacid tablets, alkali. A sentence of the lesson «Alkalis and soda, and how they cancel acids» of the chemistry course of Mova's primary school with its dependency tre
---

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# Alkalis and soda, and how they cancel acids, sentence 10

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Antacid tablets contain an alkali that cancels some stomach acid; medicines are taken only as an adult or doctor directs.

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**Who acts:** Antacid tablets, alkali · **What happens:** contain, cancel, take, direct · **To what, where:** alkali, stomach acid, medicines

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This is a sentence of the lesson «Alkalis and soda, and how they cancel acids» 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 (Antacid tablets, alkali), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:chemistry:016-alkalis-and-soda.lesson:10
# text = Antacid tablets contain an alkali that cancels some stomach acid; medicines are taken only as an adult or doctor directs.
# source = school lesson (ours)
# course = chemistry
# lesson = 016-alkalis-and-soda.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): no change
1	Antacid	antacid	NOUN	NN	Number=Sing	2	compound	_	_
2	tablets	tablet	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	contain	contain	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	an	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	alkali	alkali	NOUN	NN	Number=Sing	3	obj	_	_
6	that	that	PRON	WDT	PronType=Rel	7	nsubj	_	_
7	cancels	cancel	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	acl:relcl	_	_
8	some	some	DET	DT	PronType=Ind	10	det	_	_
9	stomach	stomach	NOUN	NN	Number=Sing	10	compound	_	_
10	acid	acid	NOUN	NN	Number=Sing	7	obj	_	_
11	;	;	PUNCT	:	_	14	punct	_	_
12	medicines	medicine	NOUN	NNS	Number=Plur	14	nsubj	_	_
13	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	14	aux:pass	_	_
14	taken	take	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	7	conj	_	_
15	only	only	ADV	RB	_	18	advmod	_	_
16	as	as	ADP	IN	_	18	case	_	_
17	an	a	DET	DT	Definite=Ind|PronType=Art	18	det	_	_
18	adult	adult	NOUN	NN	Number=Sing	14	obj	_	_
19	or	or	CCONJ	CC	_	20	cc	_	_
20	doctor	doctor	NOUN	NN	Number=Sing	18	conj	_	_
21	directs	direct	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	14	advcl	_	_
22	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **contain** | present | Antacid tablets | a alkali |  |  |  |  | vn comprise-107.2-2 «NP V NP»: agent=Pivot alkali=Theme |
| 2 | **cancel** | present | a alkali | some stomach acid |  |  |  |  | tree rules |
| 3 | **take** | present · passive |  | medicines |  |  |  |  | vn bring-11.3 «NP V NP ADVP»: subject=Theme adult=Destination |
| 4 | **direct** | present |  |  |  |  |  |  | vn performance-26.7 «NP V»: agent=Agent |

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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:016-alkalis-and-soda.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): no change. **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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