---
title: House spiders eat flies, moths and even other spiders, so they are f… — Minibeasts in the house: house spiders, silverfi… · tree and pragmatics
description: House spiders eat flies, moths and even other spiders, so they are free pest control. Who acts: House spiders, spiders. A sentence of the lesson «Minibeasts in the house: house spiders, silverfish, woodlice, moths and cockroaches» of the biology course of Mova's primary school with its dependency tr
---

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# Minibeasts in the house: house spiders, silverfish, woodlice, moths and cockroaches, sentence 6

<!-- .ven lang=en -->
House spiders eat flies, moths and even other spiders, so they are free pest control.

<!-- .vintro -->
**Who acts:** House spiders, spiders · **What happens:** eat, be · **To what, where:** flies, free pest control

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This is a sentence of the lesson «Minibeasts in the house: house spiders, silverfish, woodlice, moths and cockroaches» 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 (House spiders, spiders), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:370-minibeasts-in-the-house-house-spiders-silverfish-woodlice-moths-and-cockroaches.lesson:6
# text = House spiders eat flies, moths and even other spiders, so they are free pest control.
# source = school lesson (ours)
# course = biology
# lesson = 370-minibeasts-in-the-house-house-spiders-silverfish-woodlice-moths-and-cockroaches.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): no change
1	House	house	NOUN	NN	Number=Sing	2	compound	_	_
2	spiders	spider	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	eat	eat	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	flies	fly	NOUN	NNS	Number=Plur	3	obj	_	_
5	,	,	PUNCT	,	_	6	punct	_	_
6	moths	moth	NOUN	NNS	Number=Plur	4	conj	_	_
7	and	and	CCONJ	CC	_	10	cc	_	_
8	even	even	ADV	RB	_	10	advmod	_	_
9	other	other	ADJ	JJ	Degree=Pos	10	amod	_	_
10	spiders	spider	NOUN	NNS	Number=Plur	4	conj	_	_
11	,	,	PUNCT	,	_	17	punct	_	_
12	so	so	ADV	RB	_	17	advmod	_	_
13	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	17	nsubj	_	_
14	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	17	cop	_	_
15	free	free	ADJ	JJ	Degree=Pos	17	amod	_	_
16	pest	pest	NOUN	NN	Number=Sing	17	compound	_	_
17	control	control	NOUN	NN	Number=Sing	3	parataxis	_	_
18	.	.	PUNCT	.	_	3	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 | **eat** | present | House spiders | flies and moths and other spiders |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent fly=Patient |
| 2 | **is a** | present | spiders *= spider* | free pest control |  |  |  |  | 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:370-minibeasts-in-the-house-house-spiders-silverfish-woodlice-moths-and-cockroaches.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): no change. **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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- ← previous: [Minibeasts in the house: house spiders…, 5](https://md.mova.elamur.ai/free/en/corpora/school/biology/370-minibeasts-in-the-house-house-spiders-silverfish-woodlice-moths-and-cockroaches/5/)
- next →: [Minibeasts in the house: house spiders…, 7](https://md.mova.elamur.ai/free/en/corpora/school/biology/370-minibeasts-in-the-house-house-spiders-silverfish-woodlice-moths-and-cockroaches/7/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/biology/370-minibeasts-in-the-house-house-spiders-silverfish-woodlice-moths-and-cockroaches/)

