---
title: When the moas disappeared, why did the Haast's eagle die out too? — Terror birds, moas, giant insects and… · tree and pragmatics
description: When the moas disappeared, why did the Haast's eagle die out too? Test 7 · ★★★ of lesson 274 «Terror birds, moas, giant insects and other lost giants» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Test 7 · ★★★ · Terror birds, moas, giant insects and other lost giants

<!-- .ven lang=en -->
When the moas disappeared, why did the Haast's eagle die out too?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 2 · wrong ✗ · **Who acts:** moas, eagle · **What happens:** disappear, die out

<!-- .vabout -->
This is test 7 · ★★★ of lesson 274 «Terror birds, moas, giant insects and other lost giants» 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/274-terror-birds-moas-giant-insects-and-lost-giants/#t7).

## The question {#question}

```conllu
# sent_id = question:biology:274-terror-birds-moas-giant-insects-and-lost-giants:t7:1
# text = When the moas disappeared, why did the Haast's eagle die out too?
1	When	when	ADV	WRB	PronType=Int	4	advmod	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	moas	moa	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	disappeared	disappear	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	SpaceAfter=No
5	,	,	PUNCT	,	_	12	punct	_	_
6	why	why	ADV	WRB	PronType=Int	12	advmod	_	_
7	did	do	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	12	aux	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	Haast	Haast	PROPN	NNP	Number=Sing	11	nmod:poss	_	SpaceAfter=No
10	's	's	PART	POS	_	9	case	_	_
11	eagle	eagle	NOUN	NN	Number=Sing	12	nsubj	_	_
12	die	die	VERB	VB	VerbForm=Inf	4	ccomp	_	_
13	out	out	ADP	RP	_	12	compound:prt	_	_
14	too	too	ADV	RB	_	12	advmod	_	SpaceAfter=No
15	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **disappear** | past | the moas |  |  |  |  |  | tree rules |
| 2 | **die out** | past · do-support | the Haast's eagle |  |  |  |  |  | vn calibratable\_cos-45.6.1 «NP.attribute V»: agent=Attribute |

<!-- .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 -->
It caught a cold

```conllu
# sent_id = question:biology:274-terror-birds-moas-giant-insects-and-lost-giants:t7:o1:1
# text = It caught a cold
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	caught	catch	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	cold	cold	NOUN	NN	Number=Sing	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **catch** | past | It | a cold |  |  |  |  | vn get-13.5.1 «NP V NP»: agent=Agent cold=Theme |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
It lost the big animal it hunted

```conllu
# sent_id = question:biology:274-terror-birds-moas-giant-insects-and-lost-giants:t7:o2:1
# text = It lost the big animal it hunted
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	lost	lose	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	big	big	ADJ	JJ	Degree=Pos	5	amod	_	_
5	animal	animal	NOUN	NN	Number=Sing	2	obj	_	_
6	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	7	nsubj	_	_
7	hunted	hunt	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	5	acl:relcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **lose** | past | It | the big animal |  |  |  |  | vn succeed-74-3-1 «NP V NP»: agent=Agent animal=Eventuality |
| 2 | **hunt** | past | animal | the big animal *not said here* |  |  |  |  | vn hunt-35.1 «NP V NP»: agent=Agent animal=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
People tamed it

```conllu
# sent_id = question:biology:274-terror-birds-moas-giant-insects-and-lost-giants:t7:o3:1
# text = People tamed it
1	People	people	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	tamed	tame	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	0	root	_	_
3	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **tame** | past | People | it |  |  |  |  | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent it=Patient |

### Option 4 · ← Mova's choice {#o4}

<!-- .ven lang=en -->
It turned into a kiwi

```conllu
# sent_id = question:biology:274-terror-birds-moas-giant-insects-and-lost-giants:t7:o4:1
# text = It turned into a kiwi
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	turned	turn	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	into	into	ADP	IN	_	5	case	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	kiwi	kiwi	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | past | It |  |  | a kiwi |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme into kiwi=Trajectory |

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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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- ↑ back to [Terror birds, moas, giant insects and other lost giants](https://md.mova.elamur.ai/free/en/corpora/questions/biology/274-terror-birds-moas-giant-insects-and-lost-giants/)