---
title: An article priced at ten pounds is increased in price by one half an… — Sounds right, but is wrong · tree and pragmatics
description: An article priced at ten pounds is increased in price by one half and is subsequently reduced by one half. Compute the final price. Exam question 3 of lesson 183 «Sounds right, but is wrong» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of 
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/world/183-sounds-right-but-is-wrong/e3/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [World](https://md.mova.elamur.ai/free/en/corpora/questions/world/) / [Sounds right, but is wrong](https://md.mova.elamur.ai/free/en/corpora/questions/world/183-sounds-right-but-is-wrong/) / e3

# Exam question 3 · Sounds right, but is wrong

<!-- .ven lang=en -->
An article priced at ten pounds is increased in price by one half and is subsequently reduced by one half. Compute the final price.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** one half · **What happens:** price, increase, reduce · **To what, where:** article, ten pounds, price

<!-- .vabout -->
This is exam question 3 of lesson 183 «Sounds right, but is wrong» of the world course of Mova's primary school, asked in stiff, formal language. 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/world/183-sounds-right-but-is-wrong/#e3).

## The question {#question}

<!-- .note -->
*Sentence 1:* An article priced at ten pounds is increased in price by one half and is subsequently reduced by one half.

```conllu
# sent_id = question:world:183-sounds-right-but-is-wrong:e3:1
# text = An article priced at ten pounds is increased in price by one half and is subsequently reduced by one half.
1	An	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	article	article	NOUN	NN	Number=Sing	8	nsubj:pass	_	_
3	priced	price	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	acl	_	_
4	at	at	ADP	IN	_	6	case	_	_
5	ten	ten	NUM	CD	NumForm=Word|NumType=Card	6	nummod	_	_
6	pounds	pound	NOUN	NNS	Number=Plur	3	obl	_	_
7	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	aux:pass	_	_
8	increased	increase	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
9	in	in	ADP	IN	_	10	case	_	_
10	price	price	NOUN	NN	Number=Sing	8	obl	_	_
11	by	by	ADP	IN	_	13	case	_	_
12	one	one	NUM	CD	NumForm=Word|NumType=Card	13	nummod	_	_
13	half	half	NOUN	NN	Number=Sing|NumForm=Word|NumType=Frac	8	obl	_	_
14	and	and	CCONJ	CC	_	17	cc	_	_
15	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	17	aux:pass	_	_
16	subsequently	subsequently	ADV	RB	_	17	advmod	_	_
17	reduced	reduce	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	8	conj	_	_
18	by	by	ADP	IN	_	20	case	_	_
19	one	one	NUM	CD	NumForm=Word|NumType=Card	20	nummod	_	_
20	half	half	NOUN	NN	Number=Sing|NumForm=Word|NumType=Frac	17	obl	_	SpaceAfter=No
21	.	.	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **price** | participle |  | a article *not said here* |  | ten pounds |  |  | vn price-54.4 «NP V NP PP.value»: agent=Agent at pound=Value |
| 2 | **increase** | present · passive | one half | a article |  | price |  |  | vn caused\_calibratable\_cos-45.6.2-1 «NP V NP.patient»: agent=Causer subject=Patient |
| 3 | **reduce** | present · passive | one half |  |  |  |  | subsequently *property* | vn limit-76 «NP V NP»: agent=Causer |

<!-- .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:* Compute the final price.

```conllu
# sent_id = question:world:183-sounds-right-but-is-wrong:e3:2
# text = Compute the final price.
1	Compute	compute	NOUN	NN	Number=Sing	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	final	final	ADJ	JJ	Degree=Pos	4	amod	_	_
4	price	price	NOUN	NN	Number=Sing	1	appos	_	SpaceAfter=No
5	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
Twelve pounds and fifty pence

```conllu
# sent_id = question:world:183-sounds-right-but-is-wrong:e3:o1:1
# text = Twelve pounds and fifty pence
1	Twelve	twelve	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	pounds	pound	NOUN	NNS	Number=Plur	0	root	_	_
3	and	and	CCONJ	CC	_	5	cc	_	_
4	fifty	fifty	NUM	CD	NumForm=Word|NumType=Card	5	nummod	_	_
5	pence	pence	NOUN	NNS	Number=Plur	2	conj	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 2 {#o2}

<!-- .ven lang=en -->
Five pounds

```conllu
# sent_id = question:world:183-sounds-right-but-is-wrong:e3:o2:1
# text = Five pounds
1	Five	five	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	pounds	pound	NOUN	NNS	Number=Plur	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 3 {#o3}

<!-- .ven lang=en -->
Ten pounds

```conllu
# sent_id = question:world:183-sounds-right-but-is-wrong:e3:o3:1
# text = Ten pounds
1	Ten	ten	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	pounds	pound	NOUN	NNS	Number=Plur	0	root	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
Seven pounds and fifty pence

```conllu
# sent_id = question:world:183-sounds-right-but-is-wrong:e3:o4:1
# text = Seven pounds and fifty pence
1	Seven	seven	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	pounds	pound	NOUN	NNS	Number=Plur	0	root	_	_
3	and	and	CCONJ	CC	_	5	cc	_	_
4	fifty	fifty	NUM	CD	NumForm=Word|NumType=Card	5	nummod	_	_
5	pence	pence	NOUN	NNS	Number=Plur	2	conj	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

<!-- div src -->

**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.

<!-- /div -->

<!-- pn -->
- ← previous: [Sounds right, but is wrong, exam 2](https://md.mova.elamur.ai/free/en/corpora/questions/world/183-sounds-right-but-is-wrong/e2/)
- next →: [Sounds right, but is wrong, exam 4](https://md.mova.elamur.ai/free/en/corpora/questions/world/183-sounds-right-but-is-wrong/e4/)
- ↑ back to [Sounds right, but is wrong](https://md.mova.elamur.ai/free/en/corpora/questions/world/183-sounds-right-but-is-wrong/)