---
title: Carrots help your eyes only if you lack vitamin A; the story that ca… — Leaves, fruit and colour in nature · tree and pragmatics
description: Carrots help your eyes only if you lack vitamin A; the story that carrots gave pilots night vision is usually said to have been spread in the Second World War to hide the use of radar. Who acts: Carrots, you. A sentence of the lesson «Leaves, fruit and colour in nature» of the chemistry course of Mo
---

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# Leaves, fruit and colour in nature, sentence 11

<!-- .ven lang=en -->
Carrots help your eyes only if you lack vitamin A; the story that carrots gave pilots night vision is usually said to have been spread in the Second World War to hide the use of radar.

<!-- .vintro -->
**Who acts:** Carrots, you · **What happens:** help, lack, give, say, spread, hide · **To what, where:** eyes, vitamin, story, pilots, Second World War, use · **Speech:** someone speaks here

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This is a sentence of the lesson «Leaves, fruit and colour in nature» of the chemistry 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 (Carrots, you), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:chemistry:028-colour-in-nature.lesson:11
# text = Carrots help your eyes only if you lack vitamin A; the story that carrots gave pilots night vision is usually said to have been spread in the Second World War to hide the use of radar.
# source = school lesson (ours)
# course = chemistry
# lesson = 028-colour-in-nature.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	Carrots	carrot	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	help	help	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	eyes	eye	NOUN	NNS	Number=Plur	2	obj	_	_
5	only	only	ADV	RB	_	8	advmod	_	_
6	if	if	SCONJ	IN	_	8	mark	_	_
7	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	8	nsubj	_	_
8	lack	lack	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	2	advcl	_	_
9	vitamin	vitamin	NOUN	NN	Number=Sing	8	obj	_	_
10	A	A	NOUN	NN	Number=Sing	9	flat	_	_
11	;	;	PUNCT	,	_	2	punct	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	story	story	NOUN	NN	Number=Sing	22	nsubj:pass	_	_
14	that	that	PRON	WDT	PronType=Rel	16	obj	_	_
15	carrots	carrot	NOUN	NNS	Number=Plur	16	nsubj	_	_
16	gave	give	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	13	acl:relcl	_	_
17	pilots	pilot	NOUN	NNS	Number=Plur	16	iobj	_	_
18	night	night	NOUN	NN	Number=Sing	19	compound	_	_
19	vision	vision	NOUN	NN	Number=Sing	16	obj	_	_
20	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	22	aux:pass	_	_
21	usually	usually	ADV	RB	_	22	advmod	_	_
22	said	say	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	parataxis	_	_
23	to	to	PART	TO	_	26	mark	_	_
24	have	have	AUX	VB	VerbForm=Inf	26	aux	_	_
25	been	be	AUX	VBN	Tense=Past|VerbForm=Part	26	aux:pass	_	_
26	spread	spread	VERB	VBN	Tense=Past|VerbForm=Part	22	xcomp	_	_
27	in	in	ADP	IN	_	31	case	_	_
28	the	the	DET	DT	Definite=Def|PronType=Art	31	det	_	_
29	Second	Second	ADJ	NNP	Degree=Pos|NumForm=Word|NumType=Ord	31	amod	_	_
30	World	World	PROPN	NNP	Number=Sing	31	compound	_	_
31	War	War	PROPN	NNP	Number=Sing	26	obl	_	_
32	to	to	PART	TO	_	33	mark	_	_
33	hide	hide	VERB	VB	VerbForm=Inf	26	advcl	_	_
34	the	the	DET	DT	Definite=Def|PronType=Art	35	det	_	_
35	use	use	NOUN	NN	Number=Sing	33	obj	_	_
36	of	of	ADP	IN	_	37	case	_	_
37	radar	radar	NOUN	NN	Number=Sing	35	nmod	_	_
38	.	.	PUNCT	.	_	2	punct	_	_
```

## Pragmatics {#pragmatics}

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

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **help** | present | Carrots | your eyes |  |  |  |  | vn help-72.1-1-1 «NP V NP»: agent=Agent eye=Beneficiary |
| 2 | **lack** *a condition, not said to happen* | present | you | vitamin |  |  |  |  | tree rules |
| 3 | **give** | past | carrots | the story | pilots |  |  |  | tree rules |
| 4 | **say** *speech: assert* | present · passive |  | the story |  |  |  | usually *property* | tree rules |
| 5 | **spread** | to-infinitive · perfect · passive |  |  |  | the Second World War |  |  | vn appear-48.1.1 «NP V PP.location»: in war=Location |
| 6 | **hide** | to-infinitive |  | the use of radar |  |  |  |  | vn concealment-16-1 «NP V NP»: agent=Agent use=Patient |
| 7 | **use** |  |  | radar |  |  |  |  | nom use «act transitive»: of=patient |

<!-- .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:chemistry:028-colour-in-nature.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): 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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