---
title: When they start at one place and go in opposite directions, the gap… — Moving towards each other and moving apart · tree and pragmatics
description: When they start at one place and go in opposite directions, the gap grows by the sum of the speeds in the same way. Who acts: km, 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 pragmatics of e
---

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# Moving towards each other and moving apart, sentence 2

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When they start at one place and go in opposite directions, the gap grows by the sum of the speeds in the same way.

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**Who acts:** km, gap · **What happens:** start, go, grow, sum · **To what, where:** one place, opposite directions, speeds

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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 (km, 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:2
# text = When they start at one place and go in opposite directions, the gap grows by the sum of the speeds in the same way.
# 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): no change
1	When	when	ADV	WRB	PronType=Rel	3	advmod	_	_
2	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj	_	_
3	start	start	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	15	advcl	_	_
4	at	at	ADP	IN	_	6	case	_	_
5	one	one	NUM	CD	NumForm=Word|NumType=Card	6	nummod	_	_
6	place	place	NOUN	NN	Number=Sing	3	obl	_	_
7	and	and	CCONJ	CC	_	8	cc	_	_
8	go	go	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
9	in	in	ADP	IN	_	11	case	_	_
10	opposite	opposite	ADJ	JJ	Degree=Pos	11	amod	_	_
11	directions	direction	NOUN	NNS	Number=Plur	8	obl	_	_
12	,	,	PUNCT	,	_	3	punct	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	gap	gap	NOUN	NN	Number=Sing	15	nsubj	_	_
15	grows	grow	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
16	by	by	ADP	IN	_	18	case	_	_
17	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
18	sum	sum	NOUN	NN	Number=Sing	15	obl	_	_
19	of	of	ADP	IN	_	21	case	_	_
20	the	the	DET	DT	Definite=Def|PronType=Art	21	det	_	_
21	speeds	speed	NOUN	NNS	Number=Plur	18	nmod	_	_
22	in	in	ADP	IN	_	25	case	_	_
23	the	the	DET	DT	Definite=Def|PronType=Art	25	det	_	_
24	same	same	ADJ	JJ	Degree=Pos	25	amod	_	_
25	way	way	NOUN	NN	Number=Sing	21	nmod	_	_
26	.	.	PUNCT	.	_	15	punct	_	_
```

## Pragmatics {#pragmatics}

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

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **start** | present | km |  |  | one place |  |  | vn begin-55.1-1-1 «NP.eventuality V»: agent=Eventuality |
| 2 | **go** | present | km *not said here* |  |  | opposite directions |  |  | vn occur-48.3-2 «NP V PP»: agent=Theme in direction=Location |
| 3 | **grow** | present | the gap |  |  |  |  | by the sum of the speeds in the same way | vn appear-48.1.1 «NP V PP.location»: agent=Theme by sum=Location |
| 4 | **sum** |  |  | the speeds in the same way |  |  |  |  | nom sum «possession transitive»: of=patient |

<!-- .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:lessons:163-meeting-and-moving-apart.lesson:2`.

**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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- ← previous: [Moving towards each other and moving a…, 1](https://md.mova.elamur.ai/free/en/corpora/school/lessons/163-meeting-and-moving-apart/1/)
- next →: [Catching up, 0](https://md.mova.elamur.ai/free/en/corpora/school/lessons/164-catching-up/0/)
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