---
title: Two traps catch people all the time: running the "if" backwards ("th… — "If... then..." and its traps · tree and pragmatics
description: Two traps catch people all the time: running the "if" backwards ("the grass is wet, so it rained") and "not the first, so not the second" ("my cat isn't a dog, so it's not an animal"). Who acts: Two traps, grass, it, cat. A sentence of the lesson «"If... then..." and its traps» of the world course o
---

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# "If... then..." and its traps, sentence 2

<!-- .ven lang=en -->
Two traps catch people all the time: running the "if" backwards ("the grass is wet, so it rained") and "not the first, so not the second" ("my cat isn't a dog, so it's not an animal").

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**Who acts:** Two traps, grass, it, cat · **What happens:** catch, run, be, rain, not be · **To what, where:** people, if, dog, animal

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This is a sentence of the lesson «"If... then..." and its traps» of the world course of Mova's primary school. The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (Two traps, grass, it, cat), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:184-if-then-and-its-traps.lesson:2
# text = Two traps catch people all the time: running the "if" backwards ("the grass is wet, so it rained") and "not the first, so not the second" ("my cat isn't a dog, so it's not an animal").
# source = school lesson (ours)
# course = world
# lesson = 184-if-then-and-its-traps.lesson
# annotation = Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R2-punct-next ×1, R6-punct-agree ×1, R7-rel-agree ×2, R8-pos-agree ×1
1	Two	two	NUM	CD	NumForm=Word|NumType=Card	2	nummod	_	_
2	traps	trap	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	catch	catch	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	people	people	NOUN	NNS	Number=Plur	3	obj	_	_
5	all	all	DET	PDT	PronType=Tot	7	det:predet	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	time	time	NOUN	NN	Number=Sing	3	obl:unmarked	_	_
8	:	:	PUNCT	:	_	3	punct	_	_
9	running	run	VERB	VBG	Tense=Pres|VerbForm=Part	3	advcl	_	Agree=R7-rel-agree|Haiku=3:parataxis
10	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
11	"	"	PUNCT	``	_	12	punct	_	_
12	if	if	NOUN	NN	Number=Sing	9	obj	_	_
13	"	"	PUNCT	''	_	12	punct	_	_
14	backwards	backward	ADV	RB	_	9	advmod	_	_
15	(	(	PUNCT	-LRB-	_	20	punct	_	_
16	"	"	PUNCT	``	_	20	punct	_	_
17	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
18	grass	grass	NOUN	NN	Number=Sing	20	nsubj	_	_
19	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	20	cop	_	_
20	wet	wet	ADJ	JJ	Degree=Pos	24	parataxis	_	_
21	,	,	PUNCT	,	_	24	punct	_	_
22	so	so	ADV	RB	_	24	advmod	_	_
23	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	24	nsubj	_	_
24	rained	rain	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	9	parataxis	_	_
25	"	"	PUNCT	''	_	24	punct	_	_
26	)	)	PUNCT	-RRB-	_	24	punct	_	_
27	and	and	CCONJ	CC	_	31	cc	_	_
28	"	"	PUNCT	``	_	31	punct	_	_
29	not	not	PART	RB	Polarity=Neg	31	advmod	_	_
30	the	the	DET	DT	Definite=Def|PronType=Art	31	det	_	_
31	first	first	ADJ	JJ	Degree=Pos|NumForm=Word|NumType=Ord	12	conj	_	_
32	,	,	PUNCT	,	_	36	punct	_	Agree=R2-punct-next|Haiku=31:punct
33	so	so	ADV	RB	_	36	advmod	_	_
34	not	not	PART	RB	Polarity=Neg	36	advmod	_	_
35	the	the	DET	DT	Definite=Def|PronType=Art	36	det	_	_
36	second	second	ADJ	JJ	Degree=Pos|NumForm=Word|NumType=Ord	31	conj	_	_
37	"	"	PUNCT	''	_	45	punct	_	Agree=R8-pos-agree|Haiku=45:punct|HaikuPos=PUNCT:``:_
38	(	(	PUNCT	-LRB-	_	45	punct	_	_
39	"	"	PUNCT	``	_	45	punct	_	_
40	my	my	PRON	PRP$	Case=Gen|Number=Sing|Person=1|Poss=Yes|PronType=Prs	41	nmod:poss	_	_
41	cat	cat	NOUN	NN	Number=Sing	45	nsubj	_	_
42	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	45	cop	_	_
43	n't	not	PART	RB	Polarity=Neg	45	advmod	_	_
44	a	a	DET	DT	Definite=Ind|PronType=Art	45	det	_	_
45	dog	dog	NOUN	NN	Number=Sing	36	obl	_	_
46	,	,	PUNCT	,	_	52	punct	_	_
47	so	so	ADV	RB	_	52	advmod	_	_
48	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	52	nsubj	_	_
49	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	52	cop	_	_
50	not	not	PART	RB	Polarity=Neg	52	advmod	_	_
51	an	a	DET	DT	Definite=Ind|PronType=Art	52	det	_	_
52	animal	animal	NOUN	NN	Number=Sing	45	parataxis	_	Agree=R7-rel-agree|Haiku=45:appos
53	"	"	PUNCT	''	_	45	punct	_	Agree=R6-punct-agree|Haiku=52:punct
54	)	)	PUNCT	-RRB-	_	45	punct	_	_
55	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: changed voice=narrator

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **catch** | present | Two traps | people |  |  | time |  | vn get-13.5.1 «NP V NP»: agent=Agent people=Theme |
| 2 | **run** | gerund | Two traps *not said here* | the if |  |  |  | backward *property* | vn use-105.1 «NP V NP S\_INF»: agent=Agent if=Theme clause=Eventuality |
| 3 | **is** *in a quote* | present | the grass |  |  |  |  | wet *property* | tree rules |
| 4 | **rain** *in a quote* | past | it |  |  |  |  |  | vn weather-57 «It V PP.theme» |
| 5 | **not** **is a** *in a quote* | present | my cat | a dog |  |  |  |  | tree rules |
| 6 | **not** **is a** *in a quote* | present | grass | a animal |  |  |  |  | tree rules |

<!-- .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.

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**Licence: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/)**, as the whole of Mova corpus 0.4, of which this treebank (the agreed school, `mova-school-agreed-en.conllu`) is part. The lessons were written for Mova's primary school. Sentence `school:world:184-if-then-and-its-traps.lesson:2`.

**The tree:** Mova annot: Rust (en) → Haiku 5.5 (medium, Batches API) patches; gates UD 2.18; agreed by treeagree rules (Stanza, Trankit, spaCy trf): R2-punct-next ×1, R6-punct-agree ×1, R7-rel-agree ×2, R8-pos-agree ×1. **The frames** are read from the tree by Mova's frames reader (`prag`) when this page is built, the lesson read in order, so a pronoun may be resolved from an earlier sentence.

See the [release 0.4](https://md.mova.elamur.ai/free/en/releases/0.4/).

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