---
title: «look, that ostrich buried its head cos it's scared» What is true? — The African savanna area: hippos, meer… · tree and pragmatics
description: «look, that ostrich buried its head cos it's scared» What is true? Test 3 · ★ of lesson 102 «The African savanna area: hippos, meerkats, ostriches, wild dogs and hyenas» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's
---

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# Test 3 · ★ · The African savanna area: hippos, meerkats, ostriches, wil…

<!-- .ven lang=en -->
«look, that ostrich buried its head cos it's scared» What is true?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 4 · right ✓ · **Who acts:** ostrich · **What happens:** look, bury, be · **To what, where:** head · **Speech:** someone speaks here

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This is test 3 · ★ of lesson 102 «The African savanna area: hippos, meerkats, ostriches, wild dogs and hyenas» of the biology course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/biology/102-the-african-savanna-area-hippos-meerkats-ostriches/#t3).

## The question {#question}

```conllu
# sent_id = question:biology:102-the-african-savanna-area-hippos-meerkats-ostriches:t3:1
# text = «look, that ostrich buried its head cos it's scared» What is true?
1	«	«	PUNCT	``	_	2	punct	_	SpaceAfter=No
2	look	look	VERB	VB	VerbForm=Inf	16	csubj	_	SpaceAfter=No
3	,	,	PUNCT	,	_	6	punct	_	_
4	that	that	DET	DT	Number=Sing|PronType=Dem	5	det	_	_
5	ostrich	ostrich	NOUN	NN	Number=Sing	6	nsubj	_	_
6	buried	bury	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	2	conj	_	_
7	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	8	nmod:poss	_	_
8	head	head	NOUN	NN	Number=Sing	6	obj	_	_
9	cos	cos	SCONJ	IN	_	12	mark	_	_
10	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	12	nsubj	_	SpaceAfter=No
11	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	12	cop	_	_
12	scared	scared	ADJ	JJ	Degree=Pos	6	advcl	_	SpaceAfter=No
13	»	»	PUNCT	''	_	2	punct	_	_
14	What	what	PRON	WP	PronType=Int	16	nsubj	_	_
15	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	16	cop	_	_
16	true	true	ADJ	JJ	Degree=Pos	0	root	_	SpaceAfter=No
17	?	?	PUNCT	.	_	16	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **look** *in a quote* | infinitive |  |  |  |  |  |  | vn stimulus\_subject-30.4 «NP V PP.attribute»: agent=Stimulus |
| 2 | **bury** *in a quote* | past | that ostrich | ostrich's head |  |  |  |  | vn put-9.1-1 «NP V NP»: agent=Agent head=Theme |
| 3 | **is** *in a quote* | present | ostrich |  |  |  |  | scared *property* | tree rules |
| 4 | **is** | present |  |  |  |  |  | true *property* | tree rules |

<!-- .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.

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
Yes, it is drinking water under the sand

```conllu
# sent_id = question:biology:102-the-african-savanna-area-hippos-meerkats-ostriches:t3:o1:1
# text = Yes, it is drinking water under the sand
1	Yes	yes	INTJ	UH	Polarity=Pos	5	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	5	nsubj	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
5	drinking	drink	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
6	water	water	NOUN	NN	Number=Sing	5	obj	_	_
7	under	under	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	sand	sand	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **drink** | present · progressive | it | water |  | the sand |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent water=Patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
Yes, ostriches hide their heads when afraid

```conllu
# sent_id = question:biology:102-the-african-savanna-area-hippos-meerkats-ostriches:t3:o2:1
# text = Yes, ostriches hide their heads when afraid
1	Yes	yes	INTJ	UH	Polarity=Pos	4	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	ostriches	ostrich	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	hide	hide	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	6	nmod:poss	_	_
6	heads	head	NOUN	NNS	Number=Plur	4	obj	_	_
7	when	when	SCONJ	WRB	_	8	mark	_	_
8	afraid	afraid	ADJ	JJ	Degree=Pos	4	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hide** | present | ostriches | ostriches's heads |  |  |  |  | vn concealment-16-1 «NP V NP»: agent=Agent head=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
No, it is eating stones to sharpen its beak

```conllu
# sent_id = question:biology:102-the-african-savanna-area-hippos-meerkats-ostriches:t3:o3:1
# text = No, it is eating stones to sharpen its beak
1	No	no	INTJ	UH	Polarity=Neg	5	discourse	_	SpaceAfter=No
2	,	,	PUNCT	,	_	1	punct	_	_
3	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	5	nsubj	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	aux	_	_
5	eating	eat	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
6	stones	stone	NOUN	NNS	Number=Plur	5	obj	_	_
7	to	to	PART	TO	_	8	mark	_	_
8	sharpen	sharpen	VERB	VB	VerbForm=Inf	5	advcl	_	_
9	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	10	nmod:poss	_	_
10	beak	beak	NOUN	NN	Number=Sing	8	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **eat** | present · progressive | it | stones |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent stone=Patient |
| 2 | **sharpen** | to-infinitive |  | its beak |  |  |  |  | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent beak=Patient |

### Option 4 · ← Mova's choice · ✓ the right answer {#o4}

<!-- .ven lang=en -->
It is turning its eggs or hiding by lying flat

```conllu
# sent_id = question:biology:102-the-african-savanna-area-hippos-meerkats-ostriches:t3:o4:1
# text = It is turning its eggs or hiding by lying flat
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	aux	_	_
3	turning	turn	VERB	VBG	Tense=Pres|VerbForm=Part	0	root	_	_
4	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	5	nmod:poss	_	_
5	eggs	egg	NOUN	NNS	Number=Plur	3	obj	_	_
6	or	or	CCONJ	CC	_	7	cc	_	_
7	hiding	hide	VERB	VBG	Tense=Pres|VerbForm=Part	3	conj	_	_
8	by	by	SCONJ	IN	_	9	mark	_	_
9	lying	lie	VERB	VBG	Tense=Pres|VerbForm=Part	7	advcl	_	_
10	flat	flat	ADV	RB	_	9	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | present · progressive | It | its eggs |  |  |  |  | vn roll-51.3.1 «NP V ADJ.result»: agent=Theme egg=Result |
| 2 | **hide** | gerund |  |  |  |  |  |  | vn concealment-16-1 «NP V»: agent=Agent |
| 3 | **lie** | gerund |  |  |  |  |  | flat *property* | vn assuming\_position-50 «NP V»: agent=Agent |

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

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