---
title: The hard shell is really a pair of front wings turned into cases, ca… — Beetles: the biggest group of animals on Earth,… · tree and pragmatics
description: The hard shell is really a pair of front wings turned into cases, called elytra, and they are the secret of beetles: armour that keeps the flying wings safe. Who acts: hard shell, wings, armour. A sentence of the lesson «Beetles: the biggest group of animals on Earth, wing cases and six legs» of the
---

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# Beetles: the biggest group of animals on Earth, wing cases and six legs, sentence 3

<!-- .ven lang=en -->
The hard shell is really a pair of front wings turned into cases, called elytra, and they are the secret of beetles: armour that keeps the flying wings safe.

<!-- .vintro -->
**Who acts:** hard shell, wings, armour · **What happens:** be, turn, call, keep, fly · **To what, where:** pair, front wings, cases, elytra, secret, flying wings · **Speech:** someone speaks here

<!-- .vabout -->
This is a sentence of the lesson «Beetles: the biggest group of animals on Earth, wing cases and six legs» 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 (hard shell, wings, armour), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:306-beetles-the-biggest-group-of-animals-on-earth-wing-cases-and-six-legs.lesson:3
# text = The hard shell is really a pair of front wings turned into cases, called elytra, and they are the secret of beetles: armour that keeps the flying wings safe.
# source = school lesson (ours)
# course = biology
# lesson = 306-beetles-the-biggest-group-of-animals-on-earth-wing-cases-and-six-legs.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 ×1, R8-pos-agree ×1
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	hard	hard	ADJ	JJ	Degree=Pos	3	amod	_	_
3	shell	shell	NOUN	NN	Number=Sing	7	nsubj	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
5	really	really	ADV	RB	_	7	advmod	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	pair	pair	NOUN	NN	Number=Sing	0	root	_	_
8	of	of	ADP	IN	_	10	case	_	_
9	front	front	ADJ	JJ	Degree=Pos	10	amod	_	_
10	wings	wing	NOUN	NNS	Number=Plur	7	nmod	_	_
11	turned	turn	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	10	acl	_	Agree=R8-pos-agree|Haiku=10:acl|HaikuPos=VERB:VBD:Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin
12	into	into	ADP	IN	_	13	case	_	_
13	cases	case	NOUN	NNS	Number=Plur	11	obl	_	_
14	,	,	PUNCT	,	_	15	punct	_	_
15	called	call	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	11	conj	_	_
16	elytra	elytra	NOUN	NNS	Number=Plur	15	xcomp	_	_
17	,	,	PUNCT	,	_	22	punct	_	_
18	and	and	CCONJ	CC	_	22	cc	_	_
19	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	22	nsubj	_	_
20	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	22	cop	_	_
21	the	the	DET	DT	Definite=Def|PronType=Art	22	det	_	_
22	secret	secret	NOUN	NN	Number=Sing	7	conj	_	_
23	of	of	ADP	IN	_	24	case	_	_
24	beetles	beetle	NOUN	NNS	Number=Plur	22	nmod	_	_
25	:	:	PUNCT	:	_	26	punct	_	_
26	armour	armour	NOUN	NN	Number=Sing	22	conj	_	_
27	that	that	PRON	WDT	PronType=Rel	28	nsubj	_	_
28	keeps	keep	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	26	acl:relcl	_	_
29	the	the	DET	DT	Definite=Def|PronType=Art	31	det	_	_
30	flying	fly	VERB	VBG	VerbForm=Ger	31	amod	_	_
31	wings	wing	NOUN	NNS	Number=Plur	28	obj	_	_
32	safe	safe	ADJ	JJ	Degree=Pos	28	xcomp	_	Agree=R5-strong|Haiku=31:amod
33	.	.	PUNCT	.	_	7	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | the hard shell | a pair and the secret and armour |  |  |  | of front wings | tree rules |
| 2 | **turn** | participle |  | front wings *not said here* |  | cases |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme into case=Trajectory |
| 3 | **call** | participle |  | elytra |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V»: agent=Agent |
| 4 | **is a** | present | wings *= wing* | the secret and armour |  |  |  | of beetles | tree rules |
| 5 | **keep** | present | armour | the flying wings |  |  |  | safe *property* | vn keep-15.2 «NP V NP»: agent=Agent wing=Theme |
| 6 | **fly** | gerund |  |  |  |  |  |  | vn spatial\_configuration-47.6-1 «NP V»: agent=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:306-beetles-the-biggest-group-of-animals-on-earth-wing-cases-and-six-legs.lesson:3`.

**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 ×1, 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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