---
title: «bumblebee rolling a ball, prob just a mistake» What made scientists… — Surprising brains: tool-using fish, co… · tree and pragmatics
description: «bumblebee rolling a ball, prob just a mistake» What made scientists call it play? Test 9 · ★★ of lesson 388 «Surprising brains: tool-using fish, counting bees, laughing rats and clever pigs» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and 
---

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# Test 9 · ★★ · Surprising brains: tool-using fish, counting bees, laughin…

<!-- .ven lang=en -->
«bumblebee rolling a ball, prob just a mistake» What made scientists call it play?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** bumblebee, mistake, scientists · **What happens:** roll, make, call, play · **To what, where:** ball · **Speech:** someone speaks here

<!-- .vabout -->
This is test 9 · ★★ of lesson 388 «Surprising brains: tool-using fish, counting bees, laughing rats and clever pigs» 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/388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs/#t9).

## The question {#question}

```conllu
# sent_id = question:biology:388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs:t9:1
# text = «bumblebee rolling a ball, prob just a mistake» What made scientists call it play?
1	«	«	PUNCT	``	_	2	punct	_	SpaceAfter=No
2	bumblebee	bumblebee	NOUN	NN	Number=Sing	10	nsubj	_	_
3	rolling	roll	VERB	VBG	VerbForm=Ger	2	acl	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	ball	ball	NOUN	NN	Number=Sing	3	obj	_	SpaceAfter=No
6	,	,	PUNCT	,	_	7	punct	_	_
7	prob	prob	NOUN	NN	Number=Sing	2	conj	_	_
8	just	just	ADV	RB	_	10	advmod	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	mistake	mistake	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
11	»	»	PUNCT	''	_	10	punct	_	_
12	What	what	PRON	WP	PronType=Int	13	nsubj	_	_
13	made	make	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	10	acl:relcl	_	_
14	scientists	scientist	NOUN	NNS	Number=Plur	15	nsubj	_	_
15	call	call	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	13	ccomp	_	_
16	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	15	obj	_	_
17	play	play	VERB	VB	VerbForm=Inf	13	xcomp	_	SpaceAfter=No
18	?	?	PUNCT	.	_	10	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **roll** *in a quote* | gerund | bumblebee and prob *not said here* | a ball |  |  |  |  | vn run-51.3.2-2 «NP V NP»: agent=Agent ball=Theme |
| 2 | **make** | past | a mistake |  |  |  |  |  | tree rules |
| 3 | **call** *speech: assert* | present | scientists | ball |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V NP.recipient»: agent=Agent it=Recipient |
| 4 | **play** | infinitive | a mistake *not said here* |  |  |  |  |  | vn performance-26.7-1 «NP V»: 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.

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
They did it again and again with no reward

```conllu
# sent_id = question:biology:388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs:t9:o1:1
# text = They did it again and again with no reward
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	2	nsubj	_	_
2	did	do	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	obj	_	_
4	again	again	ADV	RB	_	2	advmod	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	again	again	ADV	RB	_	4	conj	_	_
7	with	with	ADP	IN	_	9	case	_	_
8	no	no	DET	DT	PronType=Neg	9	det	_	_
9	reward	reward	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **do** | past | They | it |  |  | again | with no reward | vn act-114-1 «NP V NP»: agent=Agent it=Eventuality |

### Option 2 {#o2}

<!-- .ven lang=en -->
They were paid with sugar water each time they rolled one

```conllu
# sent_id = question:biology:388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs:t9:o2:1
# text = They were paid with sugar water each time they rolled one
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj:pass	_	_
2	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	3	aux:pass	_	_
3	paid	pay	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	with	with	ADP	IN	_	6	case	_	_
5	sugar	sugar	NOUN	NN	Number=Sing	6	compound	_	_
6	water	water	NOUN	NN	Number=Sing	3	obl	_	_
7	each	each	DET	DT	PronType=Tot	8	det	_	_
8	time	time	NOUN	NN	Number=Sing	3	obl:unmarked	_	_
9	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	10	nsubj	_	_
10	rolled	roll	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	8	acl:relcl	_	_
11	one	one	NUM	CD	NumForm=Word|NumType=Card	3	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **pay** | past · passive |  | They |  |  | time | with sugar water | vn pay-68-1 «NP V NP NP»: subject=Recipient one=Asset |
| 2 | **roll** | past | they | each time *not said here* |  |  |  |  | vn run-51.3.2-2 «NP V NP»: agent=Agent time=Agent |

### Option 3 {#o3}

<!-- .ven lang=en -->
They were forced to

```conllu
# sent_id = question:biology:388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs:t9:o3:1
# text = They were forced to
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj:pass	_	_
2	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	3	aux:pass	_	_
3	forced	force	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	to	to	PART	TO	_	3	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **force** | past · passive |  | They |  |  |  |  | vn urge-58.1-1 «NP V NP»: subject=Recipient |

### Option 4 {#o4}

<!-- .ven lang=en -->
It happened only once

```conllu
# sent_id = question:biology:388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs:t9:o4:1
# text = It happened only once
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	happened	happen	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	only	only	ADV	RB	_	4	advmod	_	_
4	once	once	ADV	RB	NumForm=Word|NumType=Mult	2	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **happen** | past | It |  |  |  |  | once *property* | vn occur-48.3-1 «NP V»: agent=Theme |

<!-- div src -->

**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.

<!-- /div -->

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