---
title: Concrete sets because of a chemical reaction with water, not because… — Diggers, cranes and cement mixers · tree and pragmatics
description: Concrete sets because of a chemical reaction with water, not because it dries; wet cement can burn skin. Who acts: Concrete, wet cement. A sentence of the lesson «Diggers, cranes and cement mixers» of the technology course of Mova's primary school with its dependency tree and the pragmatics of every
---

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# Diggers, cranes and cement mixers, sentence 15

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Concrete sets because of a chemical reaction with water, not because it dries; wet cement can burn skin.

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**Who acts:** Concrete, wet cement · **What happens:** set, not dry, burn · **To what, where:** chemical reaction, skin

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This is a sentence of the lesson «Diggers, cranes and cement mixers» of the technology 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 (Concrete, wet cement), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:028-diggers-cranes-and-cement-mixers.lesson:15
# text = Concrete sets because of a chemical reaction with water, not because it dries; wet cement can burn skin.
# source = school lesson (ours)
# course = technology
# lesson = 028-diggers-cranes-and-cement-mixers.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): R5-strong ×1, R6-punct-agree ×1
1	Concrete	concrete	NOUN	NN	Number=Sing	2	nsubj	_	_
2	sets	set	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	because	because	SCONJ	IN	_	14	mark	_	_
4	of	of	ADP	IN	_	3	fixed	_	Agree=R5-strong|Haiku=7:case
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	chemical	chemical	ADJ	JJ	Degree=Pos	7	amod	_	_
7	reaction	reaction	NOUN	NN	Number=Sing	14	obl	_	_
8	with	with	ADP	IN	_	9	case	_	_
9	water	water	NOUN	NN	Number=Sing	7	nmod	_	_
10	,	,	PUNCT	,	_	7	punct	_	_
11	not	not	PART	RB	Polarity=Neg	14	advmod	_	_
12	because	because	SCONJ	IN	_	14	mark	_	_
13	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	14	nsubj	_	_
14	dries	dry	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	advcl	_	_
15	;	;	PUNCT	:	_	17	punct	_	_
16	wet	wet	ADJ	JJ	Degree=Pos	17	amod	_	_
17	cement	cement	NOUN	NN	Number=Sing	19	nsubj	_	_
18	can	can	AUX	MD	VerbForm=Fin	19	aux	_	_
19	burn	burn	VERB	VB	VerbForm=Inf	2	parataxis	_	_
20	skin	skin	NOUN	NN	Number=Sing	19	obj	_	_
21	.	.	PUNCT	.	_	2	punct	_	Agree=R6-punct-agree|Haiku=19:punct
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **set** | present | Concrete |  |  |  |  |  | vn other\_cos-45.4-1 «NP.patient V»: agent=Patient |
| 2 | **not** **dry** | present | concrete | a chemical reaction with water |  |  |  |  | vn other\_cos-45.4-1 «NP.patient V»: agent=Patient |
| 3 | **burn** | can | wet cement | skin |  |  |  |  | vn light\_emission-43.1 «NP V NP.theme»: agent=Agent skin=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.

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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:technology:028-diggers-cranes-and-cement-mixers.lesson:15`.

**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): R5-strong ×1, 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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