---
title: Fluorescent colours glow brightly in daylight, but reflective materi… — Thinking like a lifeguard · tree and pragmatics
description: Fluorescent colours glow brightly in daylight, but reflective material is what shines back in headlights at night. Who acts: Fluorescent colours, reflective material. A sentence of the lesson «Thinking like a lifeguard» of the everyday course of Mova's primary school with its dependency tree and the
---

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# Thinking like a lifeguard, sentence 19

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Fluorescent colours glow brightly in daylight, but reflective material is what shines back in headlights at night.

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**Who acts:** Fluorescent colours, reflective material · **What happens:** glow, be, shine back · **To what, where:** daylight, headlights

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This is a sentence of the lesson «Thinking like a lifeguard» of the everyday 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 (Fluorescent colours, reflective material), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:everyday:050-thinking-about-outdoor-safety.lesson:19
# text = Fluorescent colours glow brightly in daylight, but reflective material is what shines back in headlights at night.
# source = school lesson (ours)
# course = everyday
# lesson = 050-thinking-about-outdoor-safety.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): R5-strong ×1
1	Fluorescent	fluorescent	ADJ	JJ	Degree=Pos	2	amod	_	_
2	colours	colour	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	glow	glow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	brightly	brightly	ADV	RB	_	3	advmod	_	_
5	in	in	ADP	IN	_	6	case	_	_
6	daylight	daylight	NOUN	NN	Number=Sing	3	obl	_	_
7	,	,	PUNCT	,	_	12	punct	_	_
8	but	but	CCONJ	CC	_	12	cc	_	_
9	reflective	reflective	ADJ	JJ	Degree=Pos	10	amod	_	_
10	material	material	NOUN	NN	Number=Sing	12	nsubj	_	_
11	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	cop	_	_
12	what	what	PRON	WP	PronType=Rel	3	conj	_	_
13	shines	shine	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	acl:relcl	_	_
14	back	back	ADV	RB	_	13	advmod	_	_
15	in	in	ADP	IN	_	16	case	_	_
16	headlights	headlight	NOUN	NNS	Number=Plur	13	obl	_	_
17	at	at	ADP	IN	_	18	case	_	_
18	night	night	NOUN	NN	Number=Sing	13	obl	_	Agree=R5-strong|Haiku=16:nmod
19	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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- 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 | **glow** | present | Fluorescent colours |  |  | daylight |  | brightly *property* | vn light\_emission-43.1 «NP V PP.location»: agent=Theme in daylight=Location |
| 2 | **is a** | present | reflective material |  |  |  |  |  | tree rules |
| 3 | **shine back** | present |  |  |  | headlights | night |  | vn light\_emission-43.1 «NP V PP.location»: agent=Theme in headlight=Location |

<!-- .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:everyday:050-thinking-about-outdoor-safety.lesson:19`.

**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): R5-strong ×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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- ← previous: [Thinking like a lifeguard, 18](https://md.mova.elamur.ai/free/en/corpora/school/everyday/50-thinking-about-outdoor-safety/18/)
- next →: [Thinking like a lifeguard, 20](https://md.mova.elamur.ai/free/en/corpora/school/everyday/50-thinking-about-outdoor-safety/20/)
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