---
title: Sharp volcanic glass called obsidian travelled hundreds of kilometre… — Trade: why people swap, and the great trade routes · tree and pragmatics
description: Sharp volcanic glass called obsidian travelled hundreds of kilometres over 10,000 years ago. Who acts: Sharp volcanic glass. A sentence of the lesson «Trade: why people swap, and the great trade routes» of the history course of Mova's primary school with its dependency tree and the pragmatics of eve
---

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# Trade: why people swap, and the great trade routes, sentence 10

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Sharp volcanic glass called obsidian travelled hundreds of kilometres over 10,000 years ago.

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**Who acts:** Sharp volcanic glass · **What happens:** call, travel · **To what, where:** obsidian, hundreds · **Speech:** someone speaks here

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This is a sentence of the lesson «Trade: why people swap, and the great trade routes» of the history 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 (Sharp volcanic glass), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:history:070-trade-why-people-swap-and-the-great-trade-routes.lesson:10
# text = Sharp volcanic glass called obsidian travelled hundreds of kilometres over 10,000 years ago.
# source = school lesson (ours)
# course = history
# lesson = 070-trade-why-people-swap-and-the-great-trade-routes.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): R5-strong ×2, R7-rel-agree ×1
1	Sharp	sharp	ADJ	JJ	Degree=Pos	3	amod	_	_
2	volcanic	volcanic	ADJ	JJ	Degree=Pos	3	amod	_	_
3	glass	glass	NOUN	NN	Number=Sing	6	nsubj	_	_
4	called	call	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	acl	_	_
5	obsidian	obsidian	NOUN	NN	Number=Sing	4	xcomp	_	Agree=R7-rel-agree|Haiku=4:obj
6	travelled	travel	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
7	hundreds	hundred	NOUN	NNS	Number=Plur	6	obj	_	_
8	of	of	ADP	IN	_	9	case	_	_
9	kilometres	kilometre	NOUN	NNS	Number=Plur	7	nmod	_	_
10	over	over	ADV	RB	_	11	advmod	_	_
11	10,000	10000	NUM	CD	NumForm=Digit|NumType=Card	12	nummod	_	_
12	years	year	NOUN	NNS	Number=Plur	13	obl:unmarked	_	Agree=R5-strong|Haiku=6:obl:unmarked
13	ago	ago	ADV	RB	_	6	advmod	_	Agree=R5-strong|Haiku=12:advmod
14	.	.	PUNCT	.	_	6	punct	_	_
```

## Pragmatics {#pragmatics}

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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 | **call** | participle | Sharp volcanic glass *not said here* | obsidian |  |  |  |  | vn initiate\_communication-37.4.2-1 «NP V»: agent=Agent |
| 2 | **travel** | past | Sharp volcanic glass | hundreds of kilometres |  |  |  | ago *property* | vn run-51.3.2-1 «NP V NP»: agent=Theme hundred=Trajectory |

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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:history:070-trade-why-people-swap-and-the-great-trade-routes.lesson:10`.

**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): R5-strong ×2, 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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