---
title: The green stuff in leaves, chlorophyll, is what catches the light. — Plants deeper: leaves and sunlight, how a tree i… · tree and pragmatics
description: The green stuff in leaves, chlorophyll, is what catches the light. Who acts: green stuff. 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.
---

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# Plants deeper: leaves and sunlight, how a tree is made of air, sentence 3

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The green stuff in leaves, chlorophyll, is what catches the light.

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**Who acts:** green stuff · **What happens:** be, catch · **To what, where:** light

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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 (green stuff), 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:3
# text = The green stuff in leaves, chlorophyll, is what catches the light.
# 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	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	green	green	ADJ	JJ	Degree=Pos	3	amod	_	_
3	stuff	stuff	NOUN	NN	Number=Sing	10	nsubj	_	_
4	in	in	ADP	IN	_	5	case	_	_
5	leaves	leaf	NOUN	NNS	Number=Plur	3	nmod	_	_
6	,	,	PUNCT	,	_	7	punct	_	_
7	chlorophyll	chlorophyll	NOUN	NN	Number=Sing	5	conj	_	_
8	,	,	PUNCT	,	_	3	punct	_	_
9	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
10	what	what	PRON	WP	PronType=Int	0	root	_	_
11	catches	catch	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	acl:relcl	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	light	light	NOUN	NN	Number=Sing	11	obj	_	_
14	.	.	PUNCT	.	_	10	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | the green stuff in leaves and chlorophyll |  |  |  |  |  | tree rules |
| 2 | **catch** | present |  | the light |  |  |  |  | vn get-13.5.1 «NP V NP»: agent=Agent light=Theme |

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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:251-plants-deeper-leaves-and-sunlight-how-a-tree-is-made-of-air.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): 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: [Plants deeper: leaves and sunlight, ho…, 2](https://md.mova.elamur.ai/free/en/corpora/school/biology/251-plants-deeper-leaves-and-sunlight-how-a-tree-is-made-of-air/2/)
- next →: [Plants deeper: leaves and sunlight, ho…, 4](https://md.mova.elamur.ai/free/en/corpora/school/biology/251-plants-deeper-leaves-and-sunlight-how-a-tree-is-made-of-air/4/)
- ↑ 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/)

