---
title: A kangaroo is a living pogo stick: springy tendons in its back legs… — The Australian walkabout: kangaroos, emus, walla… · tree and pragmatics
description: A kangaroo is a living pogo stick: springy tendons in its back legs store energy at every landing, so it bounces along fast for very little effort, and a joey peeps out of its mother's pouch to watch. Who acts: kangaroo, springy tendons, energy, joey. A sentence of the lesson «The Australian walkabo
---

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# The Australian walkabout: kangaroos, emus, wallabies and dingoes, sentence 1

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A kangaroo is a living pogo stick: springy tendons in its back legs store energy at every landing, so it bounces along fast for very little effort, and a joey peeps out of its mother's pouch to watch.

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**Who acts:** kangaroo, springy tendons, energy, joey · **What happens:** be, store, bounce, peep out, watch · **To what, where:** pogo stick, energy, landing, pouch

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This is a sentence of the lesson «The Australian walkabout: kangaroos, emus, wallabies and dingoes» 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 (kangaroo, springy tendons, energy, joey), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:103-the-australian-walkabout-kangaroos-emus-wallabies-dingoes.lesson:1
# text = A kangaroo is a living pogo stick: springy tendons in its back legs store energy at every landing, so it bounces along fast for very little effort, and a joey peeps out of its mother's pouch to watch.
# source = school lesson (ours)
# course = biology
# lesson = 103-the-australian-walkabout-kangaroos-emus-wallabies-dingoes.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, R7-rel-agree ×2
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	kangaroo	kangaroo	NOUN	NN	Number=Sing	7	nsubj	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
5	living	living	NOUN	NN	Number=Sing	6	compound	_	_
6	pogo	pogo	NOUN	NN	Number=Sing	7	compound	_	_
7	stick	stick	NOUN	NN	Number=Sing	0	root	_	_
8	:	:	PUNCT	:	_	10	punct	_	_
9	springy	springy	ADJ	JJ	Degree=Pos	10	amod	_	_
10	tendons	tendon	NOUN	NNS	Number=Plur	7	appos	_	_
11	in	in	ADP	IN	_	14	case	_	_
12	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	14	nmod:poss	_	_
13	back	back	NOUN	NN	Number=Sing	14	compound	_	Agree=R7-rel-agree|Haiku=14:amod|HaikuPos=ADJ:JJ:Degree=Pos
14	legs	leg	NOUN	NNS	Number=Plur	10	nmod	_	_
15	store	store	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	10	acl	_	_
16	energy	energy	NOUN	NN	Number=Sing	15	obj	_	_
17	at	at	ADP	IN	_	19	case	_	_
18	every	every	DET	DT	PronType=Tot	19	det	_	_
19	landing	landing	NOUN	NN	Number=Sing	15	obl	_	_
20	,	,	PUNCT	,	_	23	punct	_	_
21	so	so	ADV	RB	_	23	advmod	_	_
22	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	23	nsubj	_	_
23	bounces	bounce	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	7	conj	_	_
24	along	along	ADV	RB	_	23	advmod	_	_
25	fast	fast	ADV	RB	Degree=Pos	23	advmod	_	Agree=R7-rel-agree|Haiku=23:xcomp|HaikuPos=ADJ:JJ:Degree=Pos
26	for	for	ADP	IN	_	29	case	_	_
27	very	very	ADV	RB	_	28	advmod	_	_
28	little	little	ADJ	JJ	Degree=Pos	29	amod	_	_
29	effort	effort	NOUN	NN	Number=Sing	23	obl	_	Agree=R5-strong|Haiku=25:obl
30	,	,	PUNCT	,	_	34	punct	_	_
31	and	and	CCONJ	CC	_	34	cc	_	_
32	a	a	DET	DT	Definite=Ind|PronType=Art	33	det	_	_
33	joey	joey	NOUN	NN	Number=Sing	34	nsubj	_	_
34	peeps	peep	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	23	conj	_	_
35	out	out	ADP	IN	_	40	case	_	_
36	of	of	ADP	IN	_	40	case	_	_
37	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	38	nmod:poss	_	_
38	mother	mother	NOUN	NN	Number=Sing	40	nmod:poss	_	_
39	's	's	PART	POS	_	38	case	_	_
40	pouch	pouch	NOUN	NN	Number=Sing	34	obl	_	_
41	to	to	PART	TO	_	42	mark	_	_
42	watch	watch	VERB	VB	VerbForm=Inf	40	acl	_	_
43	.	.	PUNCT	.	_	7	punct	_	_
```

## Pragmatics {#pragmatics}

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No stored speech act for this sentence.

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | a kangaroo | a pogo stick |  |  |  |  | tree rules |
| 2 | **store** | present | springy tendons in stick's back legs *not said here* | energy |  | every landing |  |  | vn keep-15.2 «NP V NP PP.location»: agent=Agent energy=Theme at landing=Location |
| 3 | **bounce** | present | energy |  |  |  |  | for little effort; along, fast *property* | vn run-51.3.2-2 «NP V»: agent=Theme |
| 4 | **peep out** | present | a joey | joey's mother's pouch |  |  |  |  | vn animal\_sounds-38 «NP V NP.theme»: agent=Agent pouch=Theme |
| 5 | **watch** | to-infinitive | a joey *not said here* | joey's mother's pouch *not said here* |  |  |  |  | vn search-35.2 «NP V PP.location»: 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:103-the-australian-walkabout-kangaroos-emus-wallabies-dingoes.lesson:1`.

**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, R7-rel-agree ×2. **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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