---
title: When two travellers move towards each other, the gap between them sh… — Moving towards each other and moving apart · tree and pragmatics
description: When two travellers move towards each other, the gap between them shrinks by both their speeds together every hour. Who acts: two travellers, gap. A sentence of the lesson «Moving towards each other and moving apart» of the lessons course of Mova's primary school with its dependency tree and the pra
---

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# Moving towards each other and moving apart, sentence 0

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When two travellers move towards each other, the gap between them shrinks by both their speeds together every hour.

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**Who acts:** two travellers, gap · **What happens:** move, shrink · **To what, where:** each

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This is a sentence of the lesson «Moving towards each other and moving apart» of the lessons 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 (two travellers, gap), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:lessons:163-meeting-and-moving-apart.lesson:0
# text = When two travellers move towards each other, the gap between them shrinks by both their speeds together every hour.
# source = school lesson (ours)
# course = lessons
# lesson = 163-meeting-and-moving-apart.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	When	when	ADV	WRB	PronType=Int	4	advmod	_	_
2	two	two	NUM	CD	NumForm=Word|NumType=Card	3	nummod	_	_
3	travellers	traveller	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	move	move	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	13	advcl	_	_
5	towards	towards	ADP	IN	_	6	case	_	_
6	each	each	DET	DT	ExtPos=PRON|PronType=Rcp	4	obl	_	_
7	other	other	ADJ	JJ	Degree=Pos	6	fixed	_	_
8	,	,	PUNCT	,	_	4	punct	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	gap	gap	NOUN	NN	Number=Sing	13	nsubj	_	_
11	between	between	ADP	IN	_	12	case	_	_
12	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	10	nmod	_	_
13	shrinks	shrink	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
14	by	by	ADP	IN	_	17	case	_	_
15	both	both	DET	PDT	_	17	det:predet	_	_
16	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	17	nmod:poss	_	_
17	speeds	speed	NOUN	NNS	Number=Plur	13	obl	_	_
18	together	together	ADV	RB	_	13	advmod	_	_
19	every	every	DET	DT	PronType=Tot	20	det	_	_
20	hour	hour	NOUN	NN	Number=Sing	13	obl:unmarked	_	_
21	.	.	PUNCT	.	_	13	punct	_	Agree=R6-punct-agree|Haiku=4:punct
```

## Pragmatics {#pragmatics}

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- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **move** | present | two travellers |  |  | each |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme towards each=Trajectory |
| 2 | **shrink** | present | the gap between travellers |  |  |  | hour | by travellers's speeds; together *property* | vn bend-45.2 «NP.patient V»: agent=Patient |

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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:lessons:163-meeting-and-moving-apart.lesson:0`.

**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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- ← previous: [Dividing bigger numbers in stories, 2](https://md.mova.elamur.ai/free/en/corpora/school/lessons/162-dividing-big-numbers/2/)
- next →: [Moving towards each other and moving a…, 1](https://md.mova.elamur.ai/free/en/corpora/school/lessons/163-meeting-and-moving-apart/1/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/lessons/163-meeting-and-moving-apart/)