---
title: Real biology: kangaroos are marsupials, carrying their babies (joeys… — Just So Stories (Rudyard Kipling), 6: The Sing-S… · tree and pragmatics
description: Real biology: kangaroos are marsupials, carrying their babies (joeys) in a pouch; their long back legs have springy tendons that store energy, so hopping is a very cheap way to travel far. Who acts: kangaroos, long back legs, springy tendons, hopping. A sentence of the lesson «Just So Stories (Rudya
---

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# Just So Stories (Rudyard Kipling), 6: The Sing-Song of Old Man Kangaroo, sentence 18

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Real biology: kangaroos are marsupials, carrying their babies (joeys) in a pouch; their long back legs have springy tendons that store energy, so hopping is a very cheap way to travel far.

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**Who acts:** kangaroos, long back legs, springy tendons, hopping · **What happens:** be, carry, have, store, travel · **To what, where:** marsupials, pouch, springy tendons, energy, cheap way

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This is a sentence of the lesson «Just So Stories (Rudyard Kipling), 6: The Sing-Song of Old Man Kangaroo» of the books 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 (kangaroos, long back legs, springy tendons, hopping), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:books:081-justso-old-man-kangaroo.lesson:18
# text = Real biology: kangaroos are marsupials, carrying their babies (joeys) in a pouch; their long back legs have springy tendons that store energy, so hopping is a very cheap way to travel far.
# source = school lesson (ours)
# course = books
# lesson = 081-justso-old-man-kangaroo.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	Real	real	ADJ	JJ	Degree=Pos	2	amod	_	_
2	biology	biology	NOUN	NN	Number=Sing	0	root	_	_
3	:	:	PUNCT	:	_	6	punct	_	_
4	kangaroos	kangaroo	NOUN	NNS	Number=Plur	6	nsubj	_	_
5	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
6	marsupials	marsupial	NOUN	NNS	Number=Plur	2	conj	_	_
7	,	,	PUNCT	,	_	10	punct	_	_
8	carrying	carry	VERB	VBG	VerbForm=Ger	10	amod	_	_
9	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	10	nmod:poss	_	_
10	babies	baby	NOUN	NNS	Number=Plur	6	nmod	_	_
11	(	(	PUNCT	-LRB-	_	12	punct	_	_
12	joeys	joey	NOUN	NNS	Number=Plur	10	appos	_	_
13	)	)	PUNCT	-RRB-	_	12	punct	_	_
14	in	in	ADP	IN	_	16	case	_	_
15	a	a	DET	DT	Definite=Ind|PronType=Art	16	det	_	_
16	pouch	pouch	NOUN	NN	Number=Sing	6	nmod	_	_
17	;	;	PUNCT	,	_	22	punct	_	_
18	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	21	nmod:poss	_	_
19	long	long	ADJ	JJ	Degree=Pos	21	amod	_	_
20	back	back	NOUN	NN	Number=Sing	21	compound	_	_
21	legs	leg	NOUN	NNS	Number=Plur	22	nsubj	_	_
22	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	_
23	springy	springy	ADJ	JJ	Degree=Pos	24	amod	_	_
24	tendons	tendon	NOUN	NNS	Number=Plur	22	obj	_	_
25	that	that	PRON	WDT	PronType=Rel	26	nsubj	_	_
26	store	store	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	24	acl:relcl	_	_
27	energy	energy	NOUN	NN	Number=Sing	26	obj	_	_
28	,	,	PUNCT	,	_	35	punct	_	_
29	so	so	ADV	RB	_	35	advmod	_	_
30	hopping	hopping	NOUN	NN	Number=Sing	35	nsubj	_	Agree=R7-rel-agree|Haiku=35:csubj|HaikuPos=VERB:VBG:VerbForm=Ger
31	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	35	cop	_	_
32	a	a	DET	DT	Definite=Ind|PronType=Art	35	det	_	_
33	very	very	ADV	RB	_	34	advmod	_	_
34	cheap	cheap	ADJ	JJ	Degree=Pos	35	amod	_	_
35	way	way	NOUN	NN	Number=Sing	2	conj	_	_
36	to	to	PART	TO	_	37	mark	_	_
37	travel	travel	VERB	VB	VerbForm=Inf	35	acl	_	_
38	far	far	ADV	RB	Degree=Pos	37	advmod	_	_
39	.	.	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 | **is a** | present | kangaroos | marsupials |  | a pouch |  | legs's carrying babies *nmod* | tree rules |
| 2 | **carry** | gerund |  |  |  |  |  |  | vn carry-11.4 «NP V NP»: agent=Agent |
| 3 | **have** | present | legs's long back legs | springy tendons |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent tendon=Patient |
| 4 | **store** | present | springy tendons | energy |  |  |  |  | vn keep-15.2 «NP V NP»: agent=Agent energy=Theme |
| 5 | **is a** | present | hopping | a cheap way |  |  |  |  | tree rules |
| 6 | **travel** | to-infinitive |  |  |  |  |  | far *property* | vn run-51.3.2-1 «NP V»: agent=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:books:081-justso-old-man-kangaroo.lesson:18`.

**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/).

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