---
title: Humpbacks have the longest flippers of any whale, about a third of t… — Whales by kind, the baleen whales: blue, fin, hu… · tree and pragmatics
description: Humpbacks have the longest flippers of any whale, about a third of their body length, with a row of bumps on the front edge that helps them turn tightly; engineers have copied the bumps for fan and turbine blades. Who acts: Humpbacks, row, engineers. A sentence of the lesson «Whales by kind, the bal
---

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# Whales by kind, the baleen whales: blue, fin, humpback, grey, right and minke, sentence 10

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Humpbacks have the longest flippers of any whale, about a third of their body length, with a row of bumps on the front edge that helps them turn tightly; engineers have copied the bumps for fan and turbine blades.

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**Who acts:** Humpbacks, row, engineers · **What happens:** have, help, turn, copy · **To what, where:** longest flippers, humpbacks, bumps

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This is a sentence of the lesson «Whales by kind, the baleen whales: blue, fin, humpback, grey, right and minke» 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 (Humpbacks, row, engineers), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:312-whales-by-kind-the-baleen-whales-blue-fin-humpback-grey-right-and-minke.lesson:10
# text = Humpbacks have the longest flippers of any whale, about a third of their body length, with a row of bumps on the front edge that helps them turn tightly; engineers have copied the bumps for fan and turbine blades.
# source = school lesson (ours)
# course = biology
# lesson = 312-whales-by-kind-the-baleen-whales-blue-fin-humpback-grey-right-and-minke.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 ×3
1	Humpbacks	humpback	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	longest	long	ADJ	JJS	Degree=Sup	5	amod	_	_
5	flippers	flipper	NOUN	NNS	Number=Plur	2	obj	_	_
6	of	of	ADP	IN	_	8	case	_	_
7	any	any	DET	DT	PronType=Ind	8	det	_	_
8	whale	whale	NOUN	NN	Number=Sing	5	nmod	_	_
9	,	,	PUNCT	,	_	16	punct	_	_
10	about	about	ADV	RB	_	12	advmod	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	Agree=R5-strong|Haiku=16:det
12	third	third	ADJ	JJ	Degree=Pos|NumForm=Word|NumType=Ord	16	amod	_	_
13	of	of	ADP	IN	_	16	case	_	_
14	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	16	nmod:poss	_	_
15	body	body	NOUN	NN	Number=Sing	16	compound	_	_
16	length	length	NOUN	NN	Number=Sing	5	appos	_	_
17	,	,	PUNCT	,	_	20	punct	_	_
18	with	with	ADP	IN	_	20	case	_	_
19	a	a	DET	DT	Definite=Ind|PronType=Art	20	det	_	_
20	row	row	NOUN	NN	Number=Sing	16	appos	_	_
21	of	of	ADP	IN	_	22	case	_	_
22	bumps	bump	NOUN	NNS	Number=Plur	20	nmod	_	_
23	on	on	ADP	IN	_	26	case	_	_
24	the	the	DET	DT	Definite=Def|PronType=Art	26	det	_	_
25	front	front	ADJ	JJ	Degree=Pos	26	amod	_	_
26	edge	edge	NOUN	NN	Number=Sing	16	nmod	_	_
27	that	that	PRON	WDT	PronType=Rel	28	nsubj	_	_
28	helps	help	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	20	acl:relcl	_	Agree=R5-strong|Haiku=26:acl:relcl
29	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	28	obj	_	_
30	turn	turn	VERB	VB	VerbForm=Inf	28	xcomp	_	_
31	tightly	tightly	ADV	RB	_	30	advmod	_	_
32	;	;	PUNCT	,	_	35	punct	_	_
33	engineers	engineer	NOUN	NNS	Number=Plur	35	nsubj	_	_
34	have	have	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	35	aux	_	_
35	copied	copy	VERB	VBN	Tense=Past|VerbForm=Part	28	conj	_	_
36	the	the	DET	DT	Definite=Def|PronType=Art	37	det	_	_
37	bumps	bump	NOUN	NNS	Number=Plur	35	obj	_	_
38	for	for	ADP	IN	_	42	case	_	_
39	fan	fan	NOUN	NN	Number=Sing	42	compound	_	_
40	and	and	CCONJ	CC	_	41	cc	_	_
41	turbine	turbine	NOUN	NN	Number=Sing	39	conj	_	_
42	blades	blade	NOUN	NNS	Number=Plur	35	obl	_	Agree=R5-strong|Haiku=37:nmod
43	.	.	PUNCT	.	_	2	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 | **have** | present | Humpbacks | the longest flippers of any whale |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent flipper=Patient |
| 2 | **help** | present | a row of bumps | humpbacks *= humpback* |  |  |  |  | vn help-72.1-1-1 «NP V NP S\_INF»: agent=Agent they=Beneficiary clause=Theme |
| 3 | **turn** | infinitive | humpbacks *= humpback* *not said here* |  |  |  |  | tightly *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 4 | **copy** | present · perfect | engineers | the bumps |  |  |  | for fan blades | vn scribble-25.2 «NP V NP»: agent=Agent bump=Theme |

<!-- .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:312-whales-by-kind-the-baleen-whales-blue-fin-humpback-grey-right-and-minke.lesson:10`.

**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 ×3. **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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