---
title: Leo: "Bruv, it's got three sides. It's a triangle." His friend: "You… — "If... then..." and its traps · tree and pragmatics
description: Leo: "Bruv, it's got three sides. It's a triangle." His friend: "You can't know it's not a square!" Who is right? Test 3 · ★★ of lesson 184 «"If... then..." and its traps» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's
---

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# Test 3 · ★★ · "If... then..." and its traps

<!-- .ven lang=en -->
Leo: "Bruv, it's got three sides. It's a triangle." His friend: "You can't know it's not a square!" Who is right?

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 1 · wrong ✗ · **Who acts:** Leo, It, You, friend · **What happens:** get, be, not know, not be · **To what, where:** three sides, triangle, square · **Speech:** someone speaks here

<!-- .vabout -->
This is test 3 · ★★ of lesson 184 «"If... then..." and its traps» 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/184-if-then-and-its-traps/#t3).

## The question {#question}

<!-- .note -->
*Sentence 1:* Leo: "Bruv, it's got three sides.

```conllu
# sent_id = question:world:184-if-then-and-its-traps:t3:1
# text = Leo: "Bruv, it's got three sides.
1	Leo	Leo	PROPN	NNP	Number=Sing	8	nsubj	_	SpaceAfter=No
2	:	:	PUNCT	:	_	4	punct	_	_
3	"	"	PUNCT	``	_	4	punct	_	SpaceAfter=No
4	Bruv	Bruv	PROPN	NNP	Number=Sing	1	conj	_	SpaceAfter=No
5	,	,	PUNCT	,	_	1	punct	_	_
6	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	8	nsubj	_	SpaceAfter=No
7	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	aux	_	_
8	got	get	VERB	VBN	Tense=Past|VerbForm=Part	0	root	_	_
9	three	three	NUM	CD	NumForm=Word|NumType=Card	10	nummod	_	_
10	sides	side	NOUN	NNS	Number=Plur	8	obj	_	SpaceAfter=No
11	.	.	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **get** *in a quote* | present · passive | Leo and Bruv | three sides |  |  |  |  | vn comprehend-87.2-1 «NP V NP»: agent=Experiencer side=Stimulus |

<!-- .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:* It's a triangle."

```conllu
# sent_id = question:world:184-if-then-and-its-traps:t3:2
# text = It's a triangle."
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	SpaceAfter=No
2	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	triangle	triangle	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
5	.	.	PUNCT	.	_	4	punct	_	SpaceAfter=No
6	"	"	PUNCT	''	_	4	punct	_	_
```

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

<!-- .note -->
*Sentence 3:* His friend: "You can't know it's not a square!"

```conllu
# sent_id = question:world:184-if-then-and-its-traps:t3:3
# text = His friend: "You can't know it's not a square!"
1	His	his	PRON	PRP$	Case=Gen|Gender=Masc|Number=Sing|Person=3|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	friend	friend	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
3	:	:	PUNCT	:	_	8	punct	_	_
4	"	"	PUNCT	``	_	8	punct	_	SpaceAfter=No
5	You	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	8	nsubj	_	_
6	ca	can	AUX	MD	VerbForm=Fin	8	aux	_	SpaceAfter=No
7	n't	not	PART	RB	Polarity=Neg	8	advmod	_	_
8	know	know	VERB	VB	VerbForm=Inf	2	conj	_	_
9	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	13	nsubj	_	SpaceAfter=No
10	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	cop	_	_
11	not	not	PART	RB	Polarity=Neg	13	advmod	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	square	square	NOUN	NN	Number=Sing	8	ccomp	_	SpaceAfter=No
14	!	!	PUNCT	.	_	13	punct	_	SpaceAfter=No
15	"	"	PUNCT	''	_	13	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **know** *in a quote* | can | You |  |  |  |  |  | vn comprehend-87.2-1-1-1 «NP V»: agent=Experiencer |
| 2 | **not** **is a** *in a quote* | present | friend | a square |  |  |  |  | tree rules |

<!-- .note -->
*Sentence 4:* Who is right?

```conllu
# sent_id = question:world:184-if-then-and-its-traps:t3:4
# text = Who is right?
1	Who	who	PRON	WP	PronType=Rel	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	right	right	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 |  |  |  |  |  | right *property* | tree rules |

## The options {#options}

### Option 1 · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Leo; without 4 sides it can't be a square

```conllu
# sent_id = question:world:184-if-then-and-its-traps:t3:o1:1
# text = Leo; without 4 sides it can't be a square
1	Leo	Leo	PROPN	NNP	Number=Sing	0	root	_	SpaceAfter=No
2	;	;	PUNCT	,	_	1	punct	_	_
3	without	without	ADP	IN	_	5	case	_	_
4	4	4	NUM	CD	NumForm=Digit|NumType=Card	5	nummod	_	_
5	sides	side	NOUN	NNS	Number=Plur	1	nmod	_	_
6	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	11	nsubj	_	_
7	ca	can	AUX	MD	VerbForm=Fin	11	aux	_	SpaceAfter=No
8	n't	not	PART	RB	Polarity=Neg	11	advmod	_	_
9	be	be	AUX	VB	VerbForm=Inf	11	cop	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	square	square	NOUN	NN	Number=Sing	5	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **is a** | can | it | a square |  |  |  |  | tree rules |

### Option 2 {#o2}

<!-- .ven lang=en -->
The friend; it might be a square in disguise

```conllu
# sent_id = question:world:184-if-then-and-its-traps:t3:o2:1
# text = The friend; it might be a square in disguise
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	friend	friend	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
3	;	;	PUNCT	:	_	8	punct	_	_
4	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	8	nsubj	_	_
5	might	might	AUX	MD	VerbForm=Fin	8	aux	_	_
6	be	be	AUX	VB	VerbForm=Inf	8	cop	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	square	square	NOUN	NN	Number=Sing	2	conj	_	_
9	in	in	ADP	IN	_	10	case	_	_
10	disguise	disguise	NOUN	NN	Number=Sing	8	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | might | it | a square |  | disguise |  |  | tree rules |

### Option 3 · ← Mova's choice {#o3}

<!-- .ven lang=en -->
Nobody; shapes can change

```conllu
# sent_id = question:world:184-if-then-and-its-traps:t3:o3:1
# text = Nobody; shapes can change
1	Nobody	nobody	PRON	NN	Number=Sing|PronType=Neg	0	root	_	SpaceAfter=No
2	;	;	PUNCT	:	_	5	punct	_	_
3	shapes	shape	NOUN	NNS	Number=Plur	5	nsubj	_	_
4	can	can	AUX	MD	VerbForm=Fin	5	aux	_	_
5	change	change	VERB	VB	VerbForm=Inf	1	acl:relcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **change** | can | shapes |  |  |  |  |  | vn dress-41.1.1-1-1 «NP V»: agent=Agent |

### Option 4 {#o4}

<!-- .ven lang=en -->
The friend; you must measure the corners first

```conllu
# sent_id = question:world:184-if-then-and-its-traps:t3:o4:1
# text = The friend; you must measure the corners first
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	friend	friend	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
3	;	;	PUNCT	:	_	6	punct	_	_
4	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	6	nsubj	_	_
5	must	must	AUX	MD	VerbForm=Fin	6	aux	_	_
6	measure	measure	VERB	VB	VerbForm=Inf	2	acl:relcl	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	corners	corner	NOUN	NNS	Number=Plur	6	obj	_	_
9	first	first	ADV	RB	NumForm=Word|NumType=Ord	6	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **measure** | must | you | the corners |  |  |  | first *property* | vn register-54.1-2-1 «NP V NP.value»: agent=Theme corner=Value |

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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.

<!-- /div -->

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