---
title: A Venus flytrap shuts in about a tenth of a second when its trigger… — Carnivorous and strange plants · tree and pragmatics
description: A Venus flytrap shuts in about a tenth of a second when its trigger hairs are touched twice within about 20 seconds; one touch, like a raindrop, is not enough. Who acts: Venus flytrap. A sentence of the lesson «Carnivorous and strange plants» of the biology course of Mova's primary school with its d
---

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# Carnivorous and strange plants, sentence 5

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A Venus flytrap shuts in about a tenth of a second when its trigger hairs are touched twice within about 20 seconds; one touch, like a raindrop, is not enough.

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**Who acts:** Venus flytrap · **What happens:** shut in, touch, not be · **To what, where:** tenth, trigger hairs

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This is a sentence of the lesson «Carnivorous and strange plants» of the biology 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 (Venus flytrap), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:061-carnivorous-and-strange-plants.lesson:5
# text = A Venus flytrap shuts in about a tenth of a second when its trigger hairs are touched twice within about 20 seconds; one touch, like a raindrop, is not enough.
# source = school lesson (ours)
# course = biology
# lesson = 061-carnivorous-and-strange-plants.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): R5-strong ×4, R7-rel-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	Agree=R5-strong|Haiku=4:det
2	Venus	Venus	PROPN	NNP	Number=Sing	3	compound	_	Agree=R5-strong|Haiku=4:compound|HaikuPos=NOUN:NN:Number=Sing
3	flytrap	flytrap	NOUN	NN	Number=Sing	4	nsubj	_	Agree=R7-rel-agree|Haiku=4:compound
4	shuts	shut	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	in	in	ADP	IN	_	4	compound:prt	_	Agree=R5-strong|Haiku=8:case
6	about	about	ADV	RB	_	8	advmod	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	tenth	tenth	NOUN	NN	Number=Sing	4	nmod	_	_
9	of	of	ADP	IN	_	11	case	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	second	second	NOUN	NN	Number=Sing	8	nmod	_	_
12	when	when	SCONJ	WRB	_	17	mark	_	_
13	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	15	nmod:poss	_	_
14	trigger	trigger	NOUN	NN	Number=Sing	15	compound	_	_
15	hairs	hair	NOUN	NNS	Number=Plur	17	nsubj	_	_
16	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	17	aux:pass	_	_
17	touched	touch	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	advcl	_	_
18	twice	twice	ADV	RB	NumForm=Word|NumType=Mult	17	advmod	_	_
19	within	within	ADP	IN	_	22	case	_	_
20	about	about	ADV	RB	_	21	advmod	_	_
21	20	20	NUM	CD	NumForm=Digit|NumType=Card	22	nummod	_	_
22	seconds	second	NOUN	NNS	Number=Plur	17	obl	_	_
23	;	;	PUNCT	,	_	25	punct	_	_
24	one	one	NUM	CD	NumForm=Word|NumType=Card	25	nummod	_	_
25	touch	touch	NOUN	NN	Number=Sing	22	nmod	_	_
26	,	,	PUNCT	,	_	29	punct	_	_
27	like	like	ADP	IN	_	29	case	_	_
28	a	a	DET	DT	Definite=Ind|PronType=Art	29	det	_	_
29	raindrop	raindrop	NOUN	NN	Number=Sing	25	nmod	_	Agree=R5-strong|Haiku=22:conj
30	,	,	PUNCT	,	_	11	punct	_	_
31	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	33	cop	_	_
32	not	not	PART	RB	Polarity=Neg	33	advmod	_	_
33	enough	enough	ADJ	JJ	Degree=Pos	4	parataxis	_	_
34	.	.	PUNCT	.	_	4	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **shut in** | present | a Venus flytrap | a tenth of a second |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 2 | **touch** | present · passive |  | flytrap's trigger hairs |  |  | second | twice *property* | vn contiguous\_location-47.8-1 «NP V NP»: subject=Co-Theme |
| 3 | **not** **is** | present |  |  |  |  |  | enough *property* | 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:biology:061-carnivorous-and-strange-plants.lesson:5`.

**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): R5-strong ×4, R7-rel-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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