---
title: Lily: "Five heads in a row! Tails is SO due now, it's basically guar… — Olympiad: logic traps and if-then ★★★ · tree and pragmatics
description: Lily: "Five heads in a row! Tails is SO due now, it's basically guaranteed." What is true? Test 8 · ★★★ of lesson 193 «Olympiad: logic traps and if-then ★★★» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was ri
---

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# Test 8 · ★★★ · Olympiad: logic traps and if-then ★★★

<!-- .ven lang=en -->
Lily: "Five heads in a row! Tails is SO due now, it's basically guaranteed." What is true?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** Tails · **What happens:** be, guarantee · **To what, where:** row

<!-- .vabout -->
This is test 8 · ★★★ of lesson 193 «Olympiad: logic traps and if-then ★★★» of the world 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/world/193-olympiad-logic-traps-and-if-then/#t8).

## The question {#question}

<!-- .note -->
*Sentence 1:* Lily: "Five heads in a row!

```conllu
# sent_id = question:world:193-olympiad-logic-traps-and-if-then:t8:1
# text = Lily: "Five heads in a row!
1	Lily	Lily	PROPN	NNP	Number=Sing	0	root	_	SpaceAfter=No
2	:	:	PUNCT	:	_	5	punct	_	_
3	"	"	PUNCT	``	_	5	punct	_	SpaceAfter=No
4	Five	five	NUM	CD	NumForm=Word|NumType=Card	5	nummod	_	_
5	heads	head	NOUN	NNS	Number=Plur	1	appos	_	_
6	in	in	ADP	IN	_	8	case	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	row	row	NOUN	NN	Number=Sing	5	nmod	_	SpaceAfter=No
9	!	!	PUNCT	.	_	1	punct	_	_
```

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

<!-- .note -->
*Sentence 2:* Tails is SO due now, it's basically guaranteed."

```conllu
# sent_id = question:world:193-olympiad-logic-traps-and-if-then:t8:2
# text = Tails is SO due now, it's basically guaranteed."
1	Tails	tail	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	SO	so	ADV	RB	_	4	advmod	_	_
4	due	due	ADJ	JJ	Degree=Pos	0	root	_	_
5	now	now	ADV	RB	PronType=Dem	4	advmod	_	SpaceAfter=No
6	,	,	PUNCT	,	_	10	punct	_	_
7	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	nsubj:pass	_	SpaceAfter=No
8	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	aux	_	_
9	basically	basically	ADV	RB	_	10	advmod	_	_
10	guaranteed	guarantee	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	conj	_	SpaceAfter=No
11	.	.	PUNCT	.	_	4	punct	_	SpaceAfter=No
12	"	"	PUNCT	''	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Tails |  |  |  | now | due *property* | tree rules |
| 2 | **guarantee** | present · passive |  | row |  |  |  | basically *property* | vn ensure-99 «NP V NP»: subject=Theme |

<!-- .note -->
*Sentence 3:* What is true?

```conllu
# sent_id = question:world:193-olympiad-logic-traps-and-if-then:t8:3
# text = What is true?
1	What	what	PRON	WP	PronType=Int	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	true	true	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
4	?	?	PUNCT	.	_	3	punct	_	_
```

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

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Each throw is still a half chance of heads

```conllu
# sent_id = question:world:193-olympiad-logic-traps-and-if-then:t8:o1:1
# text = Each throw is still a half chance of heads
1	Each	each	DET	DT	PronType=Tot	2	det	_	_
2	throw	throw	NOUN	NN	Number=Sing	7	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
4	still	still	ADV	RB	_	7	advmod	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	half	half	ADJ	JJ	Degree=Pos|NumForm=Word|NumType=Frac	7	amod	_	_
7	chance	chance	NOUN	NN	Number=Sing	0	root	_	_
8	of	of	ADP	IN	_	9	case	_	_
9	heads	head	NOUN	NNS	Number=Plur	7	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | each throw | a half chance |  |  | still | of heads | tree rules |

### Option 2 {#o2}

<!-- .ven lang=en -->
Tails is now certain

```conllu
# sent_id = question:world:193-olympiad-logic-traps-and-if-then:t8:o2:1
# text = Tails is now certain
1	Tails	tail	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	now	now	ADV	RB	PronType=Dem	4	advmod	_	_
4	certain	certain	ADJ	JJ	Degree=Pos	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Tails |  |  |  | now | certain *property* | tree rules |

### Option 3 {#o3}

<!-- .ven lang=en -->
Heads is more likely now, as the coin is on a roll

```conllu
# sent_id = question:world:193-olympiad-logic-traps-and-if-then:t8:o3:1
# text = Heads is more likely now, as the coin is on a roll
1	Heads	head	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	more	more	ADV	RBR	Degree=Cmp	4	advmod	_	_
4	likely	likely	ADJ	JJ	Degree=Pos	0	root	_	_
5	now	now	ADV	RB	PronType=Dem	4	advmod	_	SpaceAfter=No
6	,	,	PUNCT	,	_	4	punct	_	_
7	as	as	ADP	IN	_	13	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	coin	coin	NOUN	NN	Number=Sing	13	nsubj	_	_
10	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	cop	_	_
11	on	on	ADP	IN	_	13	case	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	roll	roll	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Heads |  |  |  | now | likely *property* | tree rules |
| 2 | **is** | present | the coin |  |  |  |  | as a roll | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
Heads is less likely, since it's had its turn

```conllu
# sent_id = question:world:193-olympiad-logic-traps-and-if-then:t8:o4:1
# text = Heads is less likely, since it's had its turn
1	Heads	head	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	less	less	ADV	RBR	Degree=Cmp	4	advmod	_	_
4	likely	likely	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
5	,	,	PUNCT	,	_	9	punct	_	_
6	since	since	SCONJ	IN	_	9	mark	_	_
7	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	9	nsubj	_	SpaceAfter=No
8	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	aux	_	_
9	had	have	VERB	VBN	Tense=Past|VerbForm=Part	4	parataxis	_	_
10	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	11	nmod:poss	_	_
11	turn	turn	NOUN	NN	Number=Sing	9	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Heads |  |  |  |  | less, likely *property* | tree rules |
| 2 | **have** | present · passive | it | its turn |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent turn=Patient |

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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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- ↑ back to [Olympiad: logic traps and if-then ★★★](https://md.mova.elamur.ai/free/en/corpora/questions/world/193-olympiad-logic-traps-and-if-then/)