---
title: A Venus flytrap shuts in a fraction of a second when two trigger hai… — Plants deeper: carnivorous plants that count, sl… · tree and pragmatics
description: A Venus flytrap shuts in a fraction of a second when two trigger hairs inside the trap are touched within about 20 seconds. Who acts: Venus flytrap. A sentence of the lesson «Plants deeper: carnivorous plants that count, slip and suck» of the biology course of Mova's primary school with its dependen
---

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# Plants deeper: carnivorous plants that count, slip and suck, sentence 6

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A Venus flytrap shuts in a fraction of a second when two trigger hairs inside the trap are touched within about 20 seconds.

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**Who acts:** Venus flytrap · **What happens:** shut, touch · **To what, where:** fraction, two trigger hairs

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This is a sentence of the lesson «Plants deeper: carnivorous plants that count, slip and suck» 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:254-plants-deeper-carnivorous-plants-that-count-slip-and-suck.lesson:6
# text = A Venus flytrap shuts in a fraction of a second when two trigger hairs inside the trap are touched within about 20 seconds.
# source = school lesson (ours)
# course = biology
# lesson = 254-plants-deeper-carnivorous-plants-that-count-slip-and-suck.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): R8-pos-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	Venus	Venus	PROPN	NNP	Number=Sing	3	compound	_	Agree=R8-pos-agree|Haiku=3:compound|HaikuPos=NOUN:NN:Number=Sing
3	flytrap	flytrap	NOUN	NN	Number=Sing	4	nsubj	_	_
4	shuts	shut	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	in	in	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	fraction	fraction	NOUN	NN	Number=Sing	4	obl	_	_
8	of	of	ADP	IN	_	10	case	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	second	second	NOUN	NN	Number=Sing	7	nmod	_	_
11	when	when	SCONJ	WRB	_	19	mark	_	_
12	two	two	NUM	CD	NumForm=Word|NumType=Card	14	nummod	_	_
13	trigger	trigger	NOUN	NN	Number=Sing	14	compound	_	_
14	hairs	hair	NOUN	NNS	Number=Plur	19	nsubj:pass	_	_
15	inside	inside	ADP	IN	_	17	case	_	_
16	the	the	DET	DT	Definite=Def|PronType=Art	17	det	_	_
17	trap	trap	NOUN	NN	Number=Sing	14	nmod	_	_
18	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	19	aux:pass	_	_
19	touched	touch	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	advcl	_	_
20	within	within	ADP	IN	_	23	case	_	_
21	about	about	ADV	RB	_	22	advmod	_	_
22	20	20	NUM	CD	NumForm=Digit|NumType=Card	23	nummod	_	_
23	seconds	second	NOUN	NNS	Number=Plur	19	obl	_	_
24	.	.	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** | present | a Venus flytrap |  |  | a fraction of a second |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 2 | **touch** | present · passive |  | two trigger hairs inside the trap |  |  | second |  | vn contiguous\_location-47.8-1 «NP V NP»: subject=Co-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.

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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:254-plants-deeper-carnivorous-plants-that-count-slip-and-suck.lesson:6`.

**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): 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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- next →: [Plants deeper: carnivorous plants that…, 7](https://md.mova.elamur.ai/free/en/corpora/school/biology/254-plants-deeper-carnivorous-plants-that-count-slip-and-suck/7/)
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