---
title: Storks soar on rising warm air called thermals, which hardly form ov… — White storks: Ukraine's favourite birds and thei… · tree and pragmatics
description: Storks soar on rising warm air called thermals, which hardly form over cold water, so soaring costs them far less energy than flapping. Who acts: Storks, rising warm air, thermals. A sentence of the lesson «White storks: Ukraine's favourite birds and their journey to Africa» of the biology course of
---

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# White storks: Ukraine's favourite birds and their journey to Africa, sentence 13

<!-- .ven lang=en -->
Storks soar on rising warm air called thermals, which hardly form over cold water, so soaring costs them far less energy than flapping.

<!-- .vintro -->
**Who acts:** Storks, rising warm air, thermals · **What happens:** soar, rise, call, form, cost, flap · **To what, where:** rising warm air, thermals, cold water, less energy · **Speech:** someone speaks here

<!-- .vabout -->
This is a sentence of the lesson «White storks: Ukraine's favourite birds and their journey to Africa» 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 (Storks, rising warm air, thermals), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:375-white-storks-ukraine-s-favourite-birds-and-their-journey-to-africa.lesson:13
# text = Storks soar on rising warm air called thermals, which hardly form over cold water, so soaring costs them far less energy than flapping.
# source = school lesson (ours)
# course = biology
# lesson = 375-white-storks-ukraine-s-favourite-birds-and-their-journey-to-africa.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, R8-pos-agree ×1
1	Storks	stork	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	soar	soar	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	on	on	ADP	IN	_	6	case	_	Agree=R8-pos-agree|Haiku=6:case|HaikuPos=SCONJ:IN:_
4	rising	rise	VERB	VBG	VerbForm=Ger	6	amod	_	_
5	warm	warm	ADJ	JJ	Degree=Pos	6	amod	_	_
6	air	air	NOUN	NN	Number=Sing	2	obl	_	_
7	called	call	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	acl	_	_
8	thermals	thermal	NOUN	NNS	Number=Plur	7	obj	_	_
9	,	,	PUNCT	,	_	12	punct	_	_
10	which	which	PRON	WDT	PronType=Rel	12	nsubj	_	_
11	hardly	hardly	ADV	RB	_	12	advmod	_	_
12	form	form	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	8	acl:relcl	_	_
13	over	over	ADP	IN	_	15	case	_	_
14	cold	cold	ADJ	JJ	Degree=Pos	15	amod	_	_
15	water	water	NOUN	NN	Number=Sing	12	obl	_	_
16	,	,	PUNCT	,	_	23	punct	_	_
17	so	so	ADV	RB	_	19	advmod	_	_
18	soaring	soar	VERB	VBG	VerbForm=Ger	19	nsubj	_	_
19	costs	cost	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	_
20	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	19	iobj	_	Agree=R5-strong|Haiku=23:iobj
21	far	far	ADV	RB	Degree=Pos	22	advmod	_	_
22	less	less	ADJ	JJR	Degree=Cmp	23	amod	_	_
23	energy	energy	NOUN	NN	Number=Sing	19	obj	_	_
24	than	than	SCONJ	IN	_	25	mark	_	_
25	flapping	flap	VERB	VBG	VerbForm=Ger	23	advcl	_	_
26	.	.	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 | **soar** | present | Storks |  |  | rising warm air |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme on air=Trajectory |
| 2 | **rise** | gerund |  |  |  |  |  |  | vn assuming\_position-50 «NP V»: agent=Agent |
| 3 | **call** | participle | rising warm air *not said here* | thermals |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V NP.recipient»: agent=Agent thermal=Recipient |
| 4 | **form** | present | thermals |  |  | cold water |  | hardly *property* | vn appear-48.1.1 «NP V PP.location»: agent=Theme over water=Location |
| 5 | **soar** | gerund |  |  |  |  |  |  | vn calibratable\_cos-45.6.1-1 «NP.attribute V»: agent=Attribute |
| 6 | **cost** | present |  | less energy | thermals *= thermal* |  |  |  | vn cost-54.2 «NP V NP NP»: agent=Theme they=Beneficiary energy=Value |
| 7 | **flap** | gerund |  |  |  |  |  |  | vn body\_internal\_motion-49.1 «NP V»: agent=Agent |

<!-- .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:375-white-storks-ukraine-s-favourite-birds-and-their-journey-to-africa.lesson:13`.

**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, R8-pos-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/).

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