---
title: Scorpions glow blue-green under ultraviolet light, and scientists ar… — The desert: living with little water · tree and pragmatics
description: Scorpions glow blue-green under ultraviolet light, and scientists are still not sure why; of more than 2,000 kinds, only a few dozen have venom dangerous to people, but none should be picked up. Who acts: Scorpions, scientists, few dozen. A sentence of the lesson «The desert: living with little wate
---

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# The desert: living with little water, sentence 14

<!-- .ven lang=en -->
Scorpions glow blue-green under ultraviolet light, and scientists are still not sure why; of more than 2,000 kinds, only a few dozen have venom dangerous to people, but none should be picked up.

<!-- .vintro -->
**Who acts:** Scorpions, scientists, few dozen · **What happens:** glow, not be, have, pick up · **To what, where:** blue green, ultraviolet light, venom, none

<!-- .vabout -->
This is a sentence of the lesson «The desert: living with little water» 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 (Scorpions, scientists, few dozen), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:005-the-desert.lesson:14
# text = Scorpions glow blue-green under ultraviolet light, and scientists are still not sure why; of more than 2,000 kinds, only a few dozen have venom dangerous to people, but none should be picked up.
# source = school lesson (ours)
# course = biology
# lesson = 005-the-desert.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): R7-rel-agree ×1
1	Scorpions	scorpion	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	glow	glow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	blue	blue	ADJ	JJ	Degree=Pos	5	amod	_	_
4	-	-	PUNCT	HYPH	_	3	punct	_	_
5	green	green	NOUN	NN	Number=Sing	2	obj	_	_
6	under	under	ADP	IN	_	8	case	_	_
7	ultraviolet	ultraviolet	ADJ	JJ	Degree=Pos	8	amod	_	Agree=R7-rel-agree|Haiku=8:compound|HaikuPos=NOUN:NN:Number=Sing
8	light	light	NOUN	NN	Number=Sing	2	obl	_	_
9	,	,	PUNCT	,	_	15	punct	_	_
10	and	and	CCONJ	CC	_	15	cc	_	_
11	scientists	scientist	NOUN	NNS	Number=Plur	15	nsubj	_	_
12	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	15	cop	_	_
13	still	still	ADV	RB	_	15	advmod	_	_
14	not	not	PART	RB	Polarity=Neg	15	advmod	_	_
15	sure	sure	ADJ	JJ	Degree=Pos	2	conj	_	_
16	why	why	ADV	WRB	PronType=Int	28	advmod	_	_
17	;	;	PUNCT	:	_	2	punct	_	_
18	of	of	ADP	IN	_	22	case	_	_
19	more	more	ADJ	JJR	Degree=Cmp|ExtPos=ADV	21	advmod	_	_
20	than	than	ADP	IN	_	19	fixed	_	_
21	2,000	2000	NUM	CD	NumForm=Digit|NumType=Card	22	nummod	_	_
22	kinds	kind	NOUN	NNS	Number=Plur	27	nmod	_	_
23	,	,	PUNCT	,	_	27	punct	_	_
24	only	only	ADV	RB	_	27	advmod	_	_
25	a	a	DET	DT	Definite=Ind|PronType=Art	27	det	_	_
26	few	few	ADJ	JJ	Degree=Pos	27	amod	_	_
27	dozen	dozen	NOUN	NN	Number=Sing	28	nsubj	_	_
28	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	15	ccomp	_	_
29	venom	venom	NOUN	NN	Number=Sing	28	obj	_	_
30	dangerous	dangerous	ADJ	JJ	Degree=Pos	29	amod	_	_
31	to	to	ADP	IN	_	32	case	_	_
32	people	people	NOUN	NNS	Number=Plur	30	obl	_	_
33	,	,	PUNCT	,	_	38	punct	_	_
34	but	but	CCONJ	CC	_	38	cc	_	_
35	none	none	PRON	NN	PronType=Neg	38	nsubj:pass	_	_
36	should	should	AUX	MD	VerbForm=Fin	38	aux	_	_
37	be	be	AUX	VB	VerbForm=Inf	38	aux:pass	_	_
38	picked	pick	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	28	conj	_	_
39	up	up	ADP	RP	_	38	compound:prt	_	_
40	.	.	PUNCT	.	_	2	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **glow** | present | Scorpions | blue green |  | ultraviolet light |  |  | vn light\_emission-43.1 «NP V NP.theme»: agent=Agent green=Theme |
| 2 | **not** **is** | present | scientists |  |  |  | still | sure *property* | tree rules |
| 3 | **have** | present | a few dozen of 2,000 kinds | venom |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent venom=Patient |
| 4 | **pick up** | should · passive |  | none |  |  |  |  | vn discover-84-1 «NP V NP»: subject=Topic |

<!-- .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:005-the-desert.lesson:14`.

**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): R7-rel-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/).

<!-- /div -->

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