---
title: Earthworms pull dead leaves underground and turn them into rich worm… — Who eats whom: predators, prey, scavengers and d… · tree and pragmatics
description: Earthworms pull dead leaves underground and turn them into rich worm casts, and their tunnels let air and water into the soil; Charles Darwin wrote a whole book about them in 1881. Who acts: Earthworms, tunnels, Charles. A sentence of the lesson «Who eats whom: predators, prey, scavengers and decomp
---

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# Who eats whom: predators, prey, scavengers and decomposers, sentence 11

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Earthworms pull dead leaves underground and turn them into rich worm casts, and their tunnels let air and water into the soil; Charles Darwin wrote a whole book about them in 1881.

<!-- .vintro -->
**Who acts:** Earthworms, tunnels, Charles · **What happens:** pull, turn, let, write · **To what, where:** dead leaves, leaves, rich worm casts, air, soil, whole book

<!-- .vabout -->
This is a sentence of the lesson «Who eats whom: predators, prey, scavengers and decomposers» 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 (Earthworms, tunnels, Charles), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:047-predators-prey-scavengers-decomposers.lesson:11
# text = Earthworms pull dead leaves underground and turn them into rich worm casts, and their tunnels let air and water into the soil; Charles Darwin wrote a whole book about them in 1881.
# source = school lesson (ours)
# course = biology
# lesson = 047-predators-prey-scavengers-decomposers.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): R3-conj-first ×1, R6-punct-agree ×1, R8-pos-agree ×1
1	Earthworms	earthworm	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	pull	pull	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	dead	dead	ADJ	JJ	Degree=Pos	4	amod	_	_
4	leaves	leaf	NOUN	NNS	Number=Plur	2	obj	_	_
5	underground	underground	ADV	RB	_	2	advmod	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	turn	turn	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	Agree=R8-pos-agree|Haiku=2:conj|HaikuPos=VERB:VB:VerbForm=Inf
8	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	7	obj	_	_
9	into	into	ADP	IN	_	12	case	_	_
10	rich	rich	ADJ	JJ	Degree=Pos	12	amod	_	_
11	worm	worm	NOUN	NN	Number=Sing	12	compound	_	_
12	casts	cast	NOUN	NNS	Number=Plur	7	obl	_	_
13	,	,	PUNCT	,	_	17	punct	_	Agree=R6-punct-agree|Haiku=16:punct
14	and	and	CCONJ	CC	_	17	cc	_	_
15	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	16	nmod:poss	_	_
16	tunnels	tunnel	NOUN	NNS	Number=Plur	17	nsubj	_	_
17	let	let	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	Agree=R3-conj-first|Haiku=7:conj
18	air	air	NOUN	NN	Number=Sing	17	obj	_	_
19	and	and	CCONJ	CC	_	20	cc	_	_
20	water	water	NOUN	NN	Number=Sing	18	conj	_	_
21	into	into	ADP	IN	_	23	case	_	_
22	the	the	DET	DT	Definite=Def|PronType=Art	23	det	_	_
23	soil	soil	NOUN	NN	Number=Sing	17	obl	_	_
24	;	;	PUNCT	:	_	27	punct	_	_
25	Charles	Charles	PROPN	NNP	Number=Sing	27	nsubj	_	_
26	Darwin	Darwin	PROPN	NNP	Number=Sing	25	flat	_	_
27	wrote	write	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	2	parataxis	_	_
28	a	a	DET	DT	Definite=Ind|PronType=Art	30	det	_	_
29	whole	whole	ADJ	JJ	Degree=Pos	30	amod	_	_
30	book	book	NOUN	NN	Number=Sing	27	obj	_	_
31	about	about	ADP	IN	_	32	case	_	_
32	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	30	nmod	_	_
33	in	in	ADP	IN	_	34	case	_	_
34	1881	1881	NUM	CD	NumForm=Digit|NumType=Card	27	obl	_	_
35	.	.	PUNCT	.	_	2	punct	_	_
```

## Pragmatics {#pragmatics}

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

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **pull** | present | Earthworms | dead leaves |  |  |  | underground *property* | vn push-12-1 «NP V NP»: agent=Agent leaf=Theme |
| 2 | **turn** | present | Earthworms *not said here* | leaves *= leaf* |  | rich worm casts |  |  | vn roll-51.3.1 «NP V NP PP.trajectory»: agent=Agent they=Theme into cast=Trajectory |
| 3 | **let** | present | Earthworms's tunnels | air and water |  | the soil |  |  | vn give-13.1-1 «NP V NP»: agent=Agent air=Theme |
| 4 | **write** | past | Charles | a whole book |  | 1881 |  | about Earthworms *= earthworm* | vn scribble-25.2-1 «NP V NP PP.destination»: agent=Agent book=Theme in 1881=Destination |

<!-- .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:047-predators-prey-scavengers-decomposers.lesson:11`.

**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): R3-conj-first ×1, R6-punct-agree ×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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