---
title: Reinforced concrete has steel bars inside it so it can resist stretc… — Building strong things: bridges, towers and shapes · tree and pragmatics
description: Reinforced concrete has steel bars inside it so it can resist stretching as well as squashing. Who acts: Reinforced concrete, concrete. A sentence of the lesson «Building strong things: bridges, towers and shapes» of the world course of Mova's primary school with its dependency tree and the pragmati
---

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# Building strong things: bridges, towers and shapes, sentence 20

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Reinforced concrete has steel bars inside it so it can resist stretching as well as squashing.

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**Who acts:** Reinforced concrete, concrete · **What happens:** reinforce, have, resist, stretch, squash · **To what, where:** steel bars, Tension

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This is a sentence of the lesson «Building strong things: bridges, towers and shapes» of the world 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 (Reinforced concrete, concrete), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:086-building-strong-things.lesson:20
# text = Reinforced concrete has steel bars inside it so it can resist stretching as well as squashing.
# source = school lesson (ours)
# course = world
# lesson = 086-building-strong-things.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	Reinforced	reinforce	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	amod	_	_
2	concrete	concrete	NOUN	NN	Number=Sing	3	nsubj	_	_
3	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	steel	steel	NOUN	NN	Number=Sing	5	compound	_	_
5	bars	bar	NOUN	NNS	Number=Plur	3	obj	_	_
6	inside	inside	ADP	IN	_	7	case	_	_
7	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	5	nmod	_	_
8	so	so	SCONJ	IN	_	11	mark	_	_
9	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	11	nsubj	_	_
10	can	can	AUX	MD	VerbForm=Fin	11	aux	_	_
11	resist	resist	VERB	VB	VerbForm=Inf	3	advcl	_	_
12	stretching	stretch	VERB	VBG	Tense=Pres|VerbForm=Part	11	obj	_	_
13	as	as	ADV	RB	ExtPos=CCONJ	16	cc	_	_
14	well	well	ADV	RB	Degree=Pos	13	fixed	_	_
15	as	as	ADP	IN	_	13	fixed	_	_
16	squashing	squash	VERB	VBG	Tense=Pres|VerbForm=Part	12	conj	_	_
17	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- 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 | **reinforce** | participle |  |  |  |  |  |  | vn support-15.3-1 «NP V NP»: agent=Pivot |
| 2 | **have** | present | Reinforced concrete | steel bars |  | Tension |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent bar=Patient |
| 3 | **resist** | can | concrete |  |  |  |  |  | tree rules |
| 4 | **stretch** | gerund |  |  |  |  |  |  | vn bend-45.2 «NP.patient V»: agent=Patient |
| 5 | **squash** | gerund |  |  |  |  |  |  | vn bump-18.4-1 «NP V together»: agent=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:world:086-building-strong-things.lesson:20`.

**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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