---
title: A patient is directed to take three pills, the first immediately and… — Trick questions that catch quick think… · tree and pragmatics
description: A patient is directed to take three pills, the first immediately and each subsequent pill thirty minutes after the preceding one. Compute the time elapsed until the final pill has been taken. Exam question 3 of lesson 181 «Trick questions that catch quick thinkers» of the world course of Mova's prim
---

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# Exam question 3 · Trick questions that catch quick thinkers

<!-- .ven lang=en -->
A patient is directed to take three pills, the first immediately and each subsequent pill thirty minutes after the preceding one. Compute the time elapsed until the final pill has been taken.

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**Mova's choice:** option 1 · **The right answer:** option 3 · wrong ✗ · **What happens:** direct, take, precede, elapse · **To what, where:** patient, three pills, time, final pill

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This is exam question 3 of lesson 181 «Trick questions that catch quick thinkers» 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/181-trick-questions-that-catch-quick-thinkers/#e3).

## The question {#question}

<!-- .note -->
*Sentence 1:* A patient is directed to take three pills, the first immediately and each subsequent pill thirty minutes after the preceding one.

```conllu
# sent_id = question:world:181-trick-questions-that-catch-quick-thinkers:e3:1
# text = A patient is directed to take three pills, the first immediately and each subsequent pill thirty minutes after the preceding one.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	patient	patient	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	directed	direct	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	take	take	VERB	VB	VerbForm=Inf	4	xcomp	_	_
7	three	three	NUM	CD	NumForm=Word|NumType=Card	8	nummod	_	_
8	pills	pill	NOUN	NNS	Number=Plur	6	obj	_	SpaceAfter=No
9	,	,	PUNCT	,	_	11	punct	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	first	first	ADJ	JJ	Degree=Pos|NumForm=Word|NumType=Ord	8	acl	_	_
12	immediately	immediately	ADV	RB	_	11	advmod	_	_
13	and	and	CCONJ	CC	_	16	cc	_	_
14	each	each	DET	DT	PronType=Tot	16	det	_	_
15	subsequent	subsequent	ADJ	JJ	Degree=Pos	16	amod	_	_
16	pill	pill	NOUN	NN	Number=Sing	8	appos	_	_
17	thirty	thirty	NUM	CD	NumForm=Word|NumType=Card	18	nummod	_	_
18	minutes	minute	NOUN	NNS	Number=Plur	16	nmod:unmarked	_	_
19	after	after	ADP	IN	_	22	case	_	_
20	the	the	DET	DT	Definite=Def|PronType=Art	22	det	_	_
21	preceding	precede	VERB	VBG	VerbForm=Ger	22	amod	_	_
22	one	one	NOUN	NN	Number=Sing	18	nmod	_	SpaceAfter=No
23	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **direct** | present · passive |  | a patient |  |  |  |  | tree rules |
| 2 | **take** | to-infinitive |  | three pills |  |  |  |  | vn bring-11.3 «NP V NP»: agent=Agent pill=Theme |
| 3 | **precede** | gerund |  |  |  |  |  |  | vn contiguous\_location-47.8 «NP V NP»: 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.

<!-- .note -->
*Sentence 2:* Compute the time elapsed until the final pill has been taken.

```conllu
# sent_id = question:world:181-trick-questions-that-catch-quick-thinkers:e3:2
# text = Compute the time elapsed until the final pill has been taken.
1	Compute	compute	NOUN	NN	Number=Sing	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	time	time	NOUN	NN	Number=Sing	1	appos	_	_
4	elapsed	elapse	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	acl	_	_
5	until	until	SCONJ	IN	_	11	mark	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	final	final	ADJ	JJ	Degree=Pos	8	amod	_	_
8	pill	pill	NOUN	NN	Number=Sing	11	nsubj:pass	_	_
9	has	have	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	11	aux	_	_
10	been	be	AUX	VBN	Tense=Past|VerbForm=Part	11	aux:pass	_	_
11	taken	take	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	advcl	_	SpaceAfter=No
12	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **elapse** | participle |  | the time *not said here* |  |  |  |  | tree rules |
| 2 | **take** | present · perfect · passive |  | the final pill |  |  |  |  | vn bring-11.3 «NP V NP»: subject=Theme |

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
One hour and thirty minutes

```conllu
# sent_id = question:world:181-trick-questions-that-catch-quick-thinkers:e3:o1:1
# text = One hour and thirty minutes
1	One	one	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	hour	hour	NOUN	NN	Number=Sing	0	root	_	_
3	and	and	CCONJ	CC	_	5	cc	_	_
4	thirty	thirty	NUM	CD	NumForm=Word|NumType=Card	5	nummod	_	_
5	minutes	minute	NOUN	NNS	Number=Plur	2	conj	_	_
```

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

### Option 2 {#o2}

<!-- .ven lang=en -->
Two hours

```conllu
# sent_id = question:world:181-trick-questions-that-catch-quick-thinkers:e3:o2:1
# text = Two hours
1	Two	two	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	hours	hour	NOUN	NNS	Number=Plur	0	root	_	_
```

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

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

<!-- .ven lang=en -->
One hour

```conllu
# sent_id = question:world:181-trick-questions-that-catch-quick-thinkers:e3:o3:1
# text = One hour
1	One	one	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	hour	hour	NOUN	NN	Number=Sing	0	root	_	_
```

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

### Option 4 {#o4}

<!-- .ven lang=en -->
Thirty minutes

```conllu
# sent_id = question:world:181-trick-questions-that-catch-quick-thinkers:e3:o4:1
# text = Thirty minutes
1	Thirty	thirty	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	minutes	minute	NOUN	NNS	Number=Plur	0	root	_	_
```

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

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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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