---
title: Things left on stairs are a common cause of falls at home, especiall… — Gratitude, helping at home and privacy · tree and pragmatics
description: Things left on stairs are a common cause of falls at home, especially for older people. Who acts: Things. A sentence of the lesson «Gratitude, helping at home and privacy» of the everyday course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Gratitude, helping at home and privacy, sentence 20

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Things left on stairs are a common cause of falls at home, especially for older people.

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**Who acts:** Things · **What happens:** leave, be · **To what, where:** Things, stairs, common cause

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This is a sentence of the lesson «Gratitude, helping at home and privacy» of the everyday 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 (Things), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:everyday:102-gratitude-helping-at-home-privacy.lesson:20
# text = Things left on stairs are a common cause of falls at home, especially for older people.
# source = school lesson (ours)
# course = everyday
# lesson = 102-gratitude-helping-at-home-privacy.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	Things	thing	NOUN	NNS	Number=Plur	8	nsubj	_	_
2	left	leave	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	1	acl	_	_
3	on	on	ADP	IN	_	4	case	_	_
4	stairs	stair	NOUN	NNS	Number=Plur	2	obl	_	_
5	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
7	common	common	ADJ	JJ	Degree=Pos	8	amod	_	_
8	cause	cause	NOUN	NN	Number=Sing	0	root	_	_
9	of	of	ADP	IN	_	10	case	_	_
10	falls	fall	NOUN	NNS	Number=Plur	8	nmod	_	_
11	at	at	ADP	IN	_	12	case	_	_
12	home	home	NOUN	NN	Number=Sing	10	nmod	_	_
13	,	,	PUNCT	,	_	17	punct	_	_
14	especially	especially	ADV	RB	_	17	advmod	_	_
15	for	for	ADP	IN	_	17	case	_	_
16	older	old	ADJ	JJR	Degree=Cmp	17	amod	_	_
17	people	people	NOUN	NNS	Number=Plur	8	parataxis	_	_
18	.	.	PUNCT	.	_	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 | **leave** | participle |  | Things *not said here* |  | stairs |  |  | vn keep-15.2 «NP V NP PP.location»: agent=Agent on stair=Location |
| 2 | **is a** | present | Things | a common cause |  |  |  | of falls at home | 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:everyday:102-gratitude-helping-at-home-privacy.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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- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/everyday/102-gratitude-helping-at-home-privacy/)