---
title: Hold a finger at arm's length and wink one eye, then the other: the… — How we know: measuring the sky · tree and pragmatics
description: Hold a finger at arm's length and wink one eye, then the other: the finger jumps against the wall. Who acts: you, finger. A sentence of the lesson «How we know: measuring the sky» of the space course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# How we know: measuring the sky, sentence 1

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Hold a finger at arm's length and wink one eye, then the other: the finger jumps against the wall.

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**Who acts:** you, finger · **What happens:** hold, wink, jump · **To what, where:** finger, length, one eye, wall

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This is a sentence of the lesson «How we know: measuring the sky» of the space 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, finger), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:space:028-how-we-know-measuring-the-sky.lesson:1
# text = Hold a finger at arm's length and wink one eye, then the other: the finger jumps against the wall.
# source = school lesson (ours)
# course = space
# lesson = 028-how-we-know-measuring-the-sky.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): R7-rel-agree ×1
1	Hold	hold	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	a	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
3	finger	finger	NOUN	NN	Number=Sing	1	obj	_	_
4	at	at	ADP	IN	_	7	case	_	_
5	arm	arm	NOUN	NN	Number=Sing	7	nmod:poss	_	_
6	's	's	PART	POS	_	5	case	_	_
7	length	length	NOUN	NN	Number=Sing	1	obl	_	_
8	and	and	CCONJ	CC	_	9	cc	_	_
9	wink	wink	VERB	VB	Mood=Imp|VerbForm=Fin	1	conj	_	_
10	one	one	NUM	CD	NumForm=Word|NumType=Card	11	nummod	_	_
11	eye	eye	NOUN	NN	Number=Sing	9	obj	_	_
12	,	,	PUNCT	,	_	15	punct	_	_
13	then	then	ADV	RB	PronType=Dem	15	advmod	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
15	other	other	ADJ	JJ	Degree=Pos	9	obj	_	_
16	:	:	PUNCT	:	_	19	punct	_	_
17	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
18	finger	finger	NOUN	NN	Number=Sing	19	nsubj	_	_
19	jumps	jump	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	1	parataxis	_	Agree=R7-rel-agree|Haiku=1:conj
20	against	against	ADP	IN	_	22	case	_	_
21	the	the	DET	DT	Definite=Def|PronType=Art	22	det	_	_
22	wall	wall	NOUN	NN	Number=Sing	19	obl	_	_
23	.	.	PUNCT	.	_	1	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .note -->
No stored speech act for this sentence.

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hold** | imperative | you *not said here* | a finger |  | arm's length |  |  | vn keep-15.2 «NP V NP PP.location»: agent=Agent finger=Theme at length=Location |
| 2 | **wink** | infinitive | you *not said here* | one eye |  |  |  |  | tree rules |
| 3 | **jump** | present | the finger |  |  | the wall |  |  | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme against wall=Trajectory |

<!-- .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:space:028-how-we-know-measuring-the-sky.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): R7-rel-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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