---
title: China kept the making of silk secret for a long time, so silk was ra… — The Silk Road · tree and pragmatics
description: China kept the making of silk secret for a long time, so silk was rare and costly in the West; silk is spun by silkworms, and a well-known story says monks smuggled silkworm eggs to the Byzantine Empire in the 500s. Who acts: China, silk, silkworms, known story. A sentence of the lesson «The Silk Ro
---

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[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/geography/28-the-silk-road/12/)

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# The Silk Road, sentence 12

<!-- .ven lang=en -->
China kept the making of silk secret for a long time, so silk was rare and costly in the West; silk is spun by silkworms, and a well-known story says monks smuggled silkworm eggs to the Byzantine Empire in the 500s.

<!-- .vintro -->
**Who acts:** China, silk, silkworms, known story, monks, silk secret · **What happens:** keep, be, spin, know, say, smuggle · **To what, where:** making, West, silk, silkworm eggs, Byzantine Empire, 500s · **Speech:** someone speaks here

<!-- .vabout -->
This is a sentence of the lesson «The Silk Road» of the geography 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 (China, silk, silkworms, known story), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:geography:028-the-silk-road.lesson:12
# text = China kept the making of silk secret for a long time, so silk was rare and costly in the West; silk is spun by silkworms, and a well-known story says monks smuggled silkworm eggs to the Byzantine Empire in the 500s.
# source = school lesson (ours)
# course = geography
# lesson = 028-the-silk-road.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): R8-pos-agree ×1
1	China	China	PROPN	NNP	Number=Sing	2	nsubj	_	_
2	kept	keep	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	making	making	NOUN	NN	Number=Sing	2	obj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	silk	silk	NOUN	NN	Number=Sing	7	compound	_	_
7	secret	secret	NOUN	NN	Number=Sing	4	nmod	_	_
8	for	for	ADP	IN	_	11	case	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
10	long	long	ADJ	JJ	Degree=Pos	11	amod	_	_
11	time	time	NOUN	NN	Number=Sing	2	obl	_	_
12	,	,	PUNCT	,	_	16	punct	_	_
13	so	so	ADV	RB	_	16	advmod	_	_
14	silk	silk	NOUN	NN	Number=Sing	16	nsubj	_	_
15	was	be	AUX	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	16	cop	_	_
16	rare	rare	ADJ	JJ	Degree=Pos	2	parataxis	_	_
17	and	and	CCONJ	CC	_	18	cc	_	_
18	costly	costly	ADJ	JJ	Degree=Pos	16	conj	_	_
19	in	in	ADP	IN	_	21	case	_	_
20	the	the	DET	DT	Definite=Def|PronType=Art	21	det	_	_
21	West	West	PROPN	NNP	Number=Sing	18	obl	_	_
22	;	;	PUNCT	,	_	25	punct	_	_
23	silk	silk	NOUN	NN	Number=Sing	25	nsubj:pass	_	_
24	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	25	aux:pass	_	_
25	spun	spin	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	16	parataxis	_	_
26	by	by	ADP	IN	_	27	case	_	_
27	silkworms	silkworm	NOUN	NNS	Number=Plur	25	obl:agent	_	_
28	,	,	PUNCT	,	_	35	punct	_	_
29	and	and	CCONJ	CC	_	35	cc	_	_
30	a	a	DET	DT	Definite=Ind|PronType=Art	34	det	_	_
31	well	well	ADV	RB	Degree=Pos	33	advmod	_	_
32	-	-	PUNCT	HYPH	_	31	punct	_	_
33	known	know	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	34	amod	_	_
34	story	story	NOUN	NN	Number=Sing	35	nsubj	_	_
35	says	say	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	25	conj	_	_
36	monks	monk	NOUN	NNS	Number=Plur	37	nsubj	_	_
37	smuggled	smuggle	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	35	ccomp	_	_
38	silkworm	silkworm	NOUN	NN	Number=Sing	39	compound	_	_
39	eggs	egg	NOUN	NNS	Number=Plur	37	obj	_	_
40	to	to	ADP	IN	_	43	case	_	_
41	the	the	DET	DT	Definite=Def|PronType=Art	43	det	_	_
42	Byzantine	Byzantine	PROPN	NNP	Number=Sing	43	compound	_	_
43	Empire	Empire	PROPN	NNP	Number=Sing	37	obl	_	Agree=R8-pos-agree|Haiku=37:obl|HaikuPos=NOUN:NN:Number=Sing
44	in	in	ADP	IN	_	46	case	_	_
45	the	the	DET	DT	Definite=Def|PronType=Art	46	det	_	_
46	500s	500	NOUN	NNS	Number=Ptan|NumForm=Combi|NumType=Card	37	obl	_	_
47	.	.	PUNCT	.	_	2	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: kept the draft

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **keep** | past | China | the making of silk secret |  |  | time |  | vn keep-15.2 «NP V NP»: agent=Agent making=Theme |
| 2 | **is** | past | silk |  |  |  |  | rare *property* | tree rules |
| 3 | **be** |  | silk *not said here* |  |  | the West |  |  | tree rules |
| 4 | **spin** | present · passive | silkworms | silk |  |  |  |  | vn roll-51.3.1 «NP V NP.theme»: agent=Agent subject=Theme |
| 5 | **know** | participle |  |  |  |  |  | well *property* | vn comprehend-87.2-1-1-1 «NP V»: agent=Experiencer |
| 6 | **say** *speech: assert* | present | a known story |  |  |  |  |  | vn say-37.7-1-1 «NP V that S»: agent=Agent clause=Topic |
| 7 | **smuggle** | past | monks | silkworm eggs | the Byzantine Empire | the 500s |  |  | vn send-11.1-1 «NP V NP PP.destination»: agent=Agent egg=Theme to empire=Destination |
| 8 | **make** |  | silk secret |  |  |  |  |  | nom making «act intransitive»: of=agent |

<!-- .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:geography:028-the-silk-road.lesson:12`.

**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): R8-pos-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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