---
title: Children in Philadelphia open a fire hydrant to play. What could go… — Helpers in town and building sites · tree and pragmatics
description: Children in Philadelphia open a fire hydrant to play. What could go wrong? Test 5 · ★ of lesson 274 «Helpers in town and building sites» of the everyday course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Test 5 · ★ · Helpers in town and building sites

<!-- .ven lang=en -->
Children in Philadelphia open a fire hydrant to play. What could go wrong?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **Who acts:** Children · **What happens:** open, play, go · **To what, where:** fire hydrant

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This is test 5 · ★ of lesson 274 «Helpers in town and building sites» of the everyday course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/everyday/274-helpers-in-town-and-building-sites/#t5).

## The question {#question}

<!-- .note -->
*Sentence 1:* Children in Philadelphia open a fire hydrant to play.

```conllu
# sent_id = question:everyday:274-helpers-in-town-and-building-sites:t5:1
# text = Children in Philadelphia open a fire hydrant to play.
1	Children	child	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	in	in	ADP	IN	_	3	case	_	_
3	Philadelphia	Philadelphia	PROPN	NNP	Number=Sing	1	nmod	_	_
4	open	open	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	fire	fire	NOUN	NN	Number=Sing	7	compound	_	_
7	hydrant	hydrant	NOUN	NN	Number=Sing	4	obj	_	_
8	to	to	PART	TO	_	9	mark	_	_
9	play	play	VERB	VB	VerbForm=Inf	7	acl	_	SpaceAfter=No
10	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **open** | infinitive | Children in Philadelphia | a fire hydrant |  |  |  |  | vn spatial\_configuration-47.6-1 «PP.location V NP»: agent=Location hydrant=Theme |
| 2 | **play** | to-infinitive | Children in Philadelphia *not said here* | a fire hydrant *not said here* |  |  |  |  | vn performance-26.7-1 «NP V»: agent=Agent |

<!-- .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.

<!-- .note -->
*Sentence 2:* What could go wrong?

```conllu
# sent_id = question:everyday:274-helpers-in-town-and-building-sites:t5:2
# text = What could go wrong?
1	What	what	PRON	WP	PronType=Int	3	nsubj	_	_
2	could	could	AUX	MD	VerbForm=Fin	3	aux	_	_
3	go	go	VERB	VB	VerbForm=Inf	0	root	_	_
4	wrong	wrong	ADJ	JJ	Degree=Pos	3	xcomp	_	SpaceAfter=No
5	?	?	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **go** | could |  |  |  |  |  | wrong *property* | vn disappearance-48.2-1 «NP V»: agent=Theme |

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Nothing; hydrants are put there for children to play with in summer

```conllu
# sent_id = question:everyday:274-helpers-in-town-and-building-sites:t5:o1:1
# text = Nothing; hydrants are put there for children to play with in summer
1	Nothing	nothing	PRON	NN	Number=Sing|PronType=Neg	0	root	_	SpaceAfter=No
2	;	;	PUNCT	:	_	5	punct	_	_
3	hydrants	hydrant	NOUN	NNS	Number=Plur	5	nsubj:pass	_	_
4	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	5	aux:pass	_	_
5	put	put	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	1	acl:relcl	_	_
6	there	there	ADV	RB	PronType=Dem	5	advmod	_	_
7	for	for	ADP	IN	_	8	case	_	_
8	children	child	NOUN	NNS	Number=Plur	5	obl	_	_
9	to	to	PART	TO	_	10	mark	_	_
10	play	play	VERB	VB	VerbForm=Inf	5	advcl	_	_
11	with	with	ADP	IN	_	13	case	_	_
12	in	in	ADP	IN	_	13	case	_	_
13	summer	summer	NOUN	NN	Number=Sing	10	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **put** | present · passive |  | hydrants |  | there |  | for children | vn invest-13.5.4-1 «NP V PP»: subject=Goal |
| 2 | **play** | to-infinitive |  |  |  |  | summer |  | vn performance-26.7-1 «NP V»: agent=Agent |

### Option 2 {#o2}

<!-- .ven lang=en -->
The water will be too hot

```conllu
# sent_id = question:everyday:274-helpers-in-town-and-building-sites:t5:o2:1
# text = The water will be too hot
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	water	water	NOUN	NN	Number=Sing	6	nsubj	_	_
3	will	will	AUX	MD	VerbForm=Fin	6	aux	_	_
4	be	be	AUX	VB	VerbForm=Inf	6	cop	_	_
5	too	too	ADV	RB	_	6	advmod	_	_
6	hot	hot	ADJ	JJ	Degree=Pos	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | future | the water |  |  |  |  | hot *property* | tree rules |

### Option 3 · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Firefighters may not have enough water to fight a fire

```conllu
# sent_id = question:everyday:274-helpers-in-town-and-building-sites:t5:o3:1
# text = Firefighters may not have enough water to fight a fire
1	Firefighters	firefighter	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	may	may	AUX	MD	VerbForm=Fin	4	aux	_	_
3	not	not	PART	RB	Polarity=Neg	4	advmod	_	_
4	have	have	VERB	VB	VerbForm=Inf	0	root	_	_
5	enough	enough	ADJ	JJ	Degree=Pos	6	amod	_	_
6	water	water	NOUN	NN	Number=Sing	4	obj	_	_
7	to	to	PART	TO	_	8	mark	_	_
8	fight	fight	VERB	VB	VerbForm=Inf	4	xcomp	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	fire	fire	NOUN	NN	Number=Sing	8	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **have** | may | Firefighters | enough water |  |  |  |  | tree rules |
| 2 | **fight** | to-infinitive | enough water *not said here* | a fire |  |  |  |  | vn battle-36.4-1 «NP V NP»: agent=Agent fire=Co-Agent |

### Option 4 {#o4}

<!-- .ven lang=en -->
The hydrant will play music

```conllu
# sent_id = question:everyday:274-helpers-in-town-and-building-sites:t5:o4:1
# text = The hydrant will play music
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	hydrant	hydrant	NOUN	NN	Number=Sing	4	nsubj	_	_
3	will	will	AUX	MD	VerbForm=Fin	4	aux	_	_
4	play	play	VERB	VB	VerbForm=Inf	0	root	_	_
5	music	music	NOUN	NN	Number=Sing	4	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **play** | future | the hydrant | music |  |  |  |  | vn use-105.1 «NP V NP»: agent=Agent music=Theme |

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

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- ← previous: [Helpers in town and building sites, test 4](https://md.mova.elamur.ai/free/en/corpora/questions/everyday/274-helpers-in-town-and-building-sites/t4/)
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