---
title: But scientists must test carefully, because it is easy to see what w… — Clever primates: tool-using chimps, Kanzi the bo… · tree and pragmatics
description: But scientists must test carefully, because it is easy to see what we hope to see in an animal's answers. Who acts: scientists, we, animal. A sentence of the lesson «Clever primates: tool-using chimps, Kanzi the bonobo and Ayumu's memory» of the biology course of Mova's primary school with its depen
---

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# Clever primates: tool-using chimps, Kanzi the bonobo and Ayumu's memory, sentence 6

<!-- .ven lang=en -->
But scientists must test carefully, because it is easy to see what we hope to see in an animal's answers.

<!-- .vintro -->
**Who acts:** scientists, we, animal · **What happens:** test, be, see, hope, answer · **To what, where:** answers

<!-- .vabout -->
This is a sentence of the lesson «Clever primates: tool-using chimps, Kanzi the bonobo and Ayumu's memory» 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 (scientists, we, animal), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:387-clever-primates-tool-using-chimps-kanzi-the-bonobo-and-ayumu-s-memory.lesson:6
# text = But scientists must test carefully, because it is easy to see what we hope to see in an animal's answers.
# source = school lesson (ours)
# course = biology
# lesson = 387-clever-primates-tool-using-chimps-kanzi-the-bonobo-and-ayumu-s-memory.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): no change
1	But	but	CCONJ	CC	_	4	cc	_	_
2	scientists	scientist	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	must	must	AUX	MD	VerbForm=Fin	4	aux	_	_
4	test	test	VERB	VB	VerbForm=Inf	0	root	_	_
5	carefully	carefully	ADV	RB	_	4	advmod	_	_
6	,	,	PUNCT	,	_	10	punct	_	_
7	because	because	SCONJ	IN	_	10	mark	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	expl	_	_
9	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
10	easy	easy	ADJ	JJ	Degree=Pos	4	advcl	_	_
11	to	to	PART	TO	_	12	mark	_	_
12	see	see	VERB	VB	VerbForm=Inf	10	csubj	_	_
13	what	what	PRON	WP	PronType=Int	12	obj	_	_
14	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	15	nsubj	_	_
15	hope	hope	VERB	VBP	Mood=Ind|Number=Plur|Person=1|Tense=Pres|VerbForm=Fin	13	acl:relcl	_	_
16	to	to	PART	TO	_	17	mark	_	_
17	see	see	VERB	VB	VerbForm=Inf	15	xcomp	_	_
18	in	in	ADP	IN	_	22	case	_	_
19	an	a	DET	DT	Definite=Ind|PronType=Art	20	det	_	_
20	animal	animal	NOUN	NN	Number=Sing	22	nmod:poss	_	_
21	's	's	PART	POS	_	20	case	_	_
22	answers	answer	NOUN	NNS	Number=Plur	17	obl	_	_
23	.	.	PUNCT	.	_	4	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: changed act=assert

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **test** | must | scientists |  |  |  |  | carefully *property* | vn assessment-34.1 «NP V NP»: agent=Agent |
| 2 | **is** | present | scientists *not said here* |  |  |  |  | easy *property* | tree rules |
| 3 | **see** | to-infinitive |  |  |  |  |  |  | vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer what=Stimulus |
| 4 | **hope** | present | we |  |  |  |  |  | vn long-32.2 «NP V S\_INF»: agent=Pivot clause=Theme |
| 5 | **see** *not said to happen* | to-infinitive | we *not said here* |  |  | a animal's answers |  |  | vn comprehend-87.2-1-1 «NP V»: agent=Experiencer |
| 6 | **answer** |  | a animal |  |  |  |  |  | nom answer «communication transitive»: poss=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:387-clever-primates-tool-using-chimps-kanzi-the-bonobo-and-ayumu-s-memory.lesson:6`.

**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): no change. **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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- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/biology/387-clever-primates-tool-using-chimps-kanzi-the-bonobo-and-ayumu-s-memory/)