---
title: A leaf is a tiny food factory. — Plants deeper: leaves and sunlight, how a tree i… · tree and pragmatics
description: A leaf is a tiny food factory. Who acts: leaf. A sentence of the lesson «Plants deeper: leaves and sunlight, how a tree is made of air» of the biology course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/biology/251-plants-deeper-leaves-and-sunlight-how-a-tree-is-made-of-air/0/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/school/biology/) / [Plants deeper: leaves and sunlight, ho…](https://md.mova.elamur.ai/free/en/corpora/school/biology/251-plants-deeper-leaves-and-sunlight-how-a-tree-is-made-of-air/) / 0

# Plants deeper: leaves and sunlight, how a tree is made of air, sentence 0

<!-- .ven lang=en -->
A leaf is a tiny food factory.

<!-- .vintro -->
**Who acts:** leaf · **What happens:** be · **To what, where:** tiny food factory

<!-- .vabout -->
This is a sentence of the lesson «Plants deeper: leaves and sunlight, how a tree is made of air» 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 (leaf), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:251-plants-deeper-leaves-and-sunlight-how-a-tree-is-made-of-air.lesson:0
# text = A leaf is a tiny food factory.
# source = school lesson (ours)
# course = biology
# lesson = 251-plants-deeper-leaves-and-sunlight-how-a-tree-is-made-of-air.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	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	leaf	leaf	NOUN	NN	Number=Sing	7	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
5	tiny	tiny	ADJ	JJ	Degree=Pos	7	amod	_	_
6	food	food	NOUN	NN	Number=Sing	7	compound	_	_
7	factory	factory	NOUN	NN	Number=Sing	0	root	_	_
8	.	.	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 | a leaf | a tiny food factory |  |  |  |  | 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.

<!-- div src -->

**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:251-plants-deeper-leaves-and-sunlight-how-a-tree-is-made-of-air.lesson:0`.

**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/).

<!-- /div -->

<!-- pn -->
- ← previous: [Plants deeper: roots and how they drin…, 15](https://md.mova.elamur.ai/free/en/corpora/school/biology/250-plants-deeper-roots-and-how-they-drink-hold-and-push/15/)
- next →: [Plants deeper: leaves and sunlight, ho…, 1](https://md.mova.elamur.ai/free/en/corpora/school/biology/251-plants-deeper-leaves-and-sunlight-how-a-tree-is-made-of-air/1/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/biology/251-plants-deeper-leaves-and-sunlight-how-a-tree-is-made-of-air/)