---
title: «why don't my big toes grab stuff like a chimp's» What is the best a… — Clever primates: tool-using chimps, Ka… · tree and pragmatics
description: «why don't my big toes grab stuff like a chimp's» What is the best answer? Test 9 · ★ of lesson 387 «Clever primates: tool-using chimps, Kanzi the bonobo and Ayumu's memory» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mo
---

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# Test 9 · ★ · Clever primates: tool-using chimps, Kanzi the bonobo and A…

<!-- .ven lang=en -->
«why don't my big toes grab stuff like a chimp's» What is the best answer?

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 3 · right ✓ · **Who acts:** big toes, best answer · **What happens:** not grab, be · **To what, where:** stuff · **Speech:** someone speaks here

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This is test 9 · ★ of lesson 387 «Clever primates: tool-using chimps, Kanzi the bonobo and Ayumu's memory» 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/387-clever-primates-tool-using-chimps-kanzi-the-bonobo-and-ayumu-s-memory/#t9).

## The question {#question}

```conllu
# sent_id = question:biology:387-clever-primates-tool-using-chimps-kanzi-the-bonobo-and-ayumu-s-memory:t9:1
# text = «why don't my big toes grab stuff like a chimp's» What is the best answer?
1	«	«	PUNCT	``	_	8	punct	_	SpaceAfter=No
2	why	why	ADV	WRB	PronType=Int	8	advmod	_	_
3	do	do	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	8	aux	_	SpaceAfter=No
4	n't	not	PART	RB	Polarity=Neg	8	advmod	_	_
5	my	my	PRON	PRP$	Case=Gen|Number=Sing|Person=1|Poss=Yes|PronType=Prs	7	nmod:poss	_	_
6	big	big	ADJ	JJ	Degree=Pos	7	amod	_	_
7	toes	toe	NOUN	NNS	Number=Plur	8	nsubj	_	_
8	grab	grab	VERB	VBP	Mood=Ind|Number=Sing|Person=1|Tense=Pres|VerbForm=Fin	0	root	_	_
9	stuff	stuff	NOUN	NN	Number=Sing	8	obj	_	_
10	like	like	ADP	IN	_	12	case	_	_
11	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
12	chimp	chimp	NOUN	NN	Number=Sing	8	obl	_	SpaceAfter=No
13	's	's	PART	POS	_	12	case	_	SpaceAfter=No
14	»	»	PUNCT	''	_	8	punct	_	_
15	What	what	PRON	WP	PronType=Int	8	parataxis	_	_
16	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	15	cop	_	_
17	the	the	DET	DT	Definite=Def|PronType=Art	19	det	_	_
18	best	good	ADJ	JJS	Degree=Sup	19	amod	_	_
19	answer	answer	NOUN	NN	Number=Sing	15	nsubj	_	SpaceAfter=No
20	?	?	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **grab** *in a quote* | present · do-support | my big toes | stuff |  |  |  | like a chimp | tree rules |
| 2 | **is a** | present | the best answer |  |  |  |  |  | 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 -->
Chimps have no big toes

```conllu
# sent_id = question:biology:387-clever-primates-tool-using-chimps-kanzi-the-bonobo-and-ayumu-s-memory:t9:o1:1
# text = Chimps have no big toes
1	Chimps	chimp	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	no	no	DET	DT	PronType=Neg	5	det	_	_
4	big	big	ADJ	JJ	Degree=Pos	5	amod	_	_
5	toes	toe	NOUN	NNS	Number=Plur	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | Chimps | no big toes |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent toe=Patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
Shoes squashed them

```conllu
# sent_id = question:biology:387-clever-primates-tool-using-chimps-kanzi-the-bonobo-and-ayumu-s-memory:t9:o2:1
# text = Shoes squashed them
1	Shoes	shoe	NOUN	NNS	Number=Plur	2	nsubj:pass	_	_
2	squashed	squash	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
3	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **squash** | participle · passive |  | Shoes |  |  |  |  | vn funnel-9.3-1 «NP V NP ADVP»: subject=Theme they=Destination |

### Option 3 · ← Mova's choice · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Our feet are made for walking, theirs for climbing and gripping

```conllu
# sent_id = question:biology:387-clever-primates-tool-using-chimps-kanzi-the-bonobo-and-ayumu-s-memory:t9:o3:1
# text = Our feet are made for walking, theirs for climbing and gripping
1	Our	our	PRON	PRP$	Case=Gen|Number=Plur|Person=1|Poss=Yes|PronType=Prs	2	nmod:poss	_	_
2	feet	foot	NOUN	NNS	Number=Plur	4	nsubj:pass	_	_
3	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	made	make	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	for	for	ADP	IN	_	6	case	_	_
6	walking	walking	NOUN	NN	Number=Sing	4	obl	_	SpaceAfter=No
7	,	,	PUNCT	,	_	8	punct	_	_
8	theirs	their	PRON	PRP	Number=Plur|Person=3|Poss=Yes|PronType=Prs	4	obl	_	_
9	for	for	SCONJ	IN	_	10	mark	_	_
10	climbing	climb	VERB	VBG	Tense=Pres|VerbForm=Part	4	advcl	_	_
11	and	and	CCONJ	CC	_	12	cc	_	_
12	gripping	grip	VERB	VBG	Tense=Pres|VerbForm=Part	10	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present · passive |  | Our feet |  |  |  | for walking; theirs *= they* *obl* | vn build-26.1-1 «NP V NP P.asset»: subject=Product for walking=Asset |
| 2 | **climb** | gerund |  |  |  |  |  |  | vn run-51.3.2 «NP V»: agent=Theme |
| 3 | **grip** | gerund |  |  |  |  |  |  | vn touch-20-1 «NP V NP»: agent=Agent |

### Option 4 {#o4}

<!-- .ven lang=en -->
We forgot how to use them because we stopped climbing trees as babies

```conllu
# sent_id = question:biology:387-clever-primates-tool-using-chimps-kanzi-the-bonobo-and-ayumu-s-memory:t9:o4:1
# text = We forgot how to use them because we stopped climbing trees as babies
1	We	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	2	nsubj	_	_
2	forgot	forget	VERB	VBD	Mood=Ind|Number=Plur|Person=1|Tense=Past|VerbForm=Fin	0	root	_	_
3	how	how	ADV	WRB	PronType=Int	5	advmod	_	_
4	to	to	PART	TO	_	5	mark	_	_
5	use	use	VERB	VB	VerbForm=Inf	2	xcomp	_	_
6	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	5	obj	_	_
7	because	because	SCONJ	IN	_	9	mark	_	_
8	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	9	nsubj	_	_
9	stopped	stop	VERB	VBD	Mood=Ind|Number=Plur|Person=1|Tense=Past|VerbForm=Fin	2	advcl	_	_
10	climbing	climb	VERB	VBG	VerbForm=Ger	9	xcomp	_	_
11	trees	tree	NOUN	NNS	Number=Plur	10	obj	_	_
12	as	as	ADP	IN	_	13	case	_	_
13	babies	baby	NOUN	NNS	Number=Plur	10	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **forget** | past | We |  |  |  |  |  | tree rules |
| 2 | **not** **use** | to-infinitive | We *not said here* | them *= they* |  |  |  |  | vn eat-39.1 «NP V NP»: agent=Agent they=Patient |
| 3 | **stop** | past | we |  |  |  |  |  | vn stop-55.4-1-1 «NP V S\_ING»: agent=Affector clause=Eventuality |
| 4 | **climb** | gerund | we *not said here* | trees |  |  |  | as babies | vn run-51.3.2 «PP.location V NP»: agent=Initial\_Location tree=Theme |

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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.

<!-- /div -->

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