---
title: Put a drop of pond water under the school microscope and a hidden zo… — Microbes: bacteria and viruses, good and bad · tree and pragmatics
description: Put a drop of pond water under the school microscope and a hidden zoo appears: wriggling, spinning, tiny creatures that were there all along. Who acts: you, hidden zoo. A sentence of the lesson «Microbes: bacteria and viruses, good and bad» of the biology course of Mova's primary school with its dep
---

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# Microbes: bacteria and viruses, good and bad, sentence 1

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Put a drop of pond water under the school microscope and a hidden zoo appears: wriggling, spinning, tiny creatures that were there all along.

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**Who acts:** you, hidden zoo · **What happens:** put, appear, spin · **To what, where:** drop, school microscope

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This is a sentence of the lesson «Microbes: bacteria and viruses, good and bad» 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 (you, hidden zoo), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:063-microbes-bacteria-and-viruses.lesson:1
# text = Put a drop of pond water under the school microscope and a hidden zoo appears: wriggling, spinning, tiny creatures that were there all along.
# source = school lesson (ours)
# course = biology
# lesson = 063-microbes-bacteria-and-viruses.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): R6-punct-agree ×1
1	Put	put	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	drop	drop	NOUN	NN	Number=Sing	1	obj	_	_
4	of	of	ADP	IN	_	6	case	_	_
5	pond	pond	NOUN	NN	Number=Sing	6	compound	_	_
6	water	water	NOUN	NN	Number=Sing	3	nmod	_	_
7	under	under	ADP	IN	_	10	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
9	school	school	NOUN	NN	Number=Sing	10	compound	_	_
10	microscope	microscope	NOUN	NN	Number=Sing	1	obl	_	_
11	and	and	CCONJ	CC	_	15	cc	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	14	det	_	_
13	hidden	hidden	ADJ	JJ	Degree=Pos	14	amod	_	_
14	zoo	zoo	NOUN	NN	Number=Sing	15	nsubj	_	_
15	appears	appear	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	conj	_	_
16	:	:	PUNCT	:	_	15	punct	_	_
17	wriggling	wriggling	ADJ	JJ	Degree=Pos	22	amod	_	_
18	,	,	PUNCT	,	_	19	punct	_	Agree=R6-punct-agree|Haiku=17:punct
19	spinning	spin	VERB	VBG	VerbForm=Ger	22	amod	_	_
20	,	,	PUNCT	,	_	22	punct	_	_
21	tiny	tiny	ADJ	JJ	Degree=Pos	22	amod	_	_
22	creatures	creature	NOUN	NNS	Number=Plur	14	appos	_	_
23	that	that	PRON	WDT	PronType=Rel	24	nsubj	_	_
24	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	22	acl:relcl	_	_
25	there	there	ADV	RB	PronType=Dem	24	advmod	_	_
26	all	all	ADV	RB	_	27	advmod	_	_
27	along	along	ADV	RB	_	24	advmod	_	_
28	.	.	PUNCT	.	_	1	punct	_	_
```

## Pragmatics {#pragmatics}

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- form: command
- act: request
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **put** | imperative | you *not said here* | a drop of pond water |  | the school microscope |  |  | vn put-9.1-2 «NP V NP PP.destination»: agent=Agent drop=Theme under microscope=Destination |
| 2 | **appear** | present | a hidden zoo |  |  |  |  |  | vn appear-48.1.1 «NP V»: agent=Theme |
| 3 | **spin** | gerund |  |  |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |

<!-- .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:063-microbes-bacteria-and-viruses.lesson:1`.

**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): R6-punct-agree ×1. **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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