---
title: A trampoline is safest with one person at a time, a safety net and n… — Home alone, keys and garden play · tree and pragmatics
description: A trampoline is safest with one person at a time, a safety net and no flips, because a bad landing can break bones or hurt the neck. Who acts: trampoline, bad landing. A sentence of the lesson «Home alone, keys and garden play» of the everyday course of Mova's primary school with its dependency tree
---

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# Home alone, keys and garden play, sentence 5

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A trampoline is safest with one person at a time, a safety net and no flips, because a bad landing can break bones or hurt the neck.

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**Who acts:** trampoline, bad landing · **What happens:** be, break, hurt · **To what, where:** bones, neck

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This is a sentence of the lesson «Home alone, keys and garden play» 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 (trampoline, bad landing), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:everyday:116-home-alone-keys-and-garden-play.lesson:5
# text = A trampoline is safest with one person at a time, a safety net and no flips, because a bad landing can break bones or hurt the neck.
# source = school lesson (ours)
# course = everyday
# lesson = 116-home-alone-keys-and-garden-play.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	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	trampoline	trampoline	NOUN	NN	Number=Sing	4	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
4	safest	safe	ADJ	JJS	Degree=Sup	0	root	_	_
5	with	with	ADP	IN	_	7	case	_	_
6	one	one	NUM	CD	NumForm=Word|NumType=Card	7	nummod	_	_
7	person	person	NOUN	NN	Number=Sing	4	obl	_	_
8	at	at	ADP	IN	_	10	case	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	time	time	NOUN	NN	Number=Sing	7	nmod	_	_
11	,	,	PUNCT	,	_	14	punct	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	14	det	_	_
13	safety	safety	NOUN	NN	Number=Sing	14	compound	_	_
14	net	net	NOUN	NN	Number=Sing	7	conj	_	_
15	and	and	CCONJ	CC	_	17	cc	_	_
16	no	no	DET	DT	PronType=Neg	17	det	_	_
17	flips	flip	NOUN	NNS	Number=Plur	14	conj	_	_
18	,	,	PUNCT	,	_	24	punct	_	_
19	because	because	SCONJ	IN	_	24	mark	_	_
20	a	a	DET	DT	Definite=Ind|PronType=Art	22	det	_	_
21	bad	bad	ADJ	JJ	Degree=Pos	22	amod	_	_
22	landing	landing	NOUN	NN	Number=Sing	24	nsubj	_	_
23	can	can	AUX	MD	VerbForm=Fin	24	aux	_	_
24	break	break	VERB	VB	VerbForm=Inf	4	advcl	_	_
25	bones	bone	NOUN	NNS	Number=Plur	24	obj	_	_
26	or	or	CCONJ	CC	_	27	cc	_	_
27	hurt	hurt	VERB	VB	VerbForm=Inf	24	conj	_	_
28	the	the	DET	DT	Definite=Def|PronType=Art	29	det	_	_
29	neck	neck	NOUN	NN	Number=Sing	27	obj	_	_
30	.	.	PUNCT	.	_	4	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 | **is** | present | a trampoline |  |  |  |  | with one person at a time and a safety net and no flips; safe *property* | tree rules |
| 2 | **break** | can | a bad landing | bones |  |  |  |  | vn hurt-40.8.3-1-1 «NP V NP»: agent=Experiencer bone=Patient |
| 3 | **hurt** | infinitive | a bad landing *not said here* | the neck |  |  |  |  | vn hurt-40.8.3-2 «NP V NP»: agent=Experiencer neck=Patient |

<!-- .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:everyday:116-home-alone-keys-and-garden-play.lesson:5`.

**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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