---
title: A silkworm grows thousands of times heavier in about a month and she… — Silkworms and goldfish: two animals China changed · tree and pragmatics
description: A silkworm grows thousands of times heavier in about a month and sheds its skin four times, because old skin cannot stretch. Who acts: silkworm, old skin. A sentence of the lesson «Silkworms and goldfish: two animals China changed» of the biology course of Mova's primary school with its dependency t
---

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# Silkworms and goldfish: two animals China changed, sentence 11

<!-- .ven lang=en -->
A silkworm grows thousands of times heavier in about a month and sheds its skin four times, because old skin cannot stretch.

<!-- .vintro -->
**Who acts:** silkworm, old skin · **What happens:** grow, shed, not stretch · **To what, where:** skin

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This is a sentence of the lesson «Silkworms and goldfish: two animals China changed» of the biology 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 (silkworm, old skin), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:381-silkworms-and-goldfish-two-animals-china-changed.lesson:11
# text = A silkworm grows thousands of times heavier in about a month and sheds its skin four times, because old skin cannot stretch.
# source = school lesson (ours)
# course = biology
# lesson = 381-silkworms-and-goldfish-two-animals-china-changed.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 ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	silkworm	silkworm	NOUN	NN	Number=Sing	3	nsubj	_	_
3	grows	grow	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	thousands	thousand	NOUN	NNS	Number=Plur	7	obl:unmarked	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	times	time	NOUN	NNS	Number=Plur	4	nmod	_	_
7	heavier	heavy	ADJ	JJR	Degree=Cmp	3	xcomp	_	_
8	in	in	ADP	IN	_	11	case	_	_
9	about	about	ADV	RB	_	11	advmod	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
11	month	month	NOUN	NN	Number=Sing	3	obl	_	_
12	and	and	CCONJ	CC	_	13	cc	_	_
13	sheds	shed	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
14	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	15	nmod:poss	_	_
15	skin	skin	NOUN	NN	Number=Sing	13	obj	_	_
16	four	four	NUM	CD	NumForm=Word|NumType=Card	17	nummod	_	_
17	times	time	NOUN	NNS	Number=Plur	13	obl:unmarked	_	_
18	,	,	PUNCT	,	_	24	punct	_	_
19	because	because	SCONJ	IN	_	24	mark	_	_
20	old	old	ADJ	JJ	Degree=Pos	21	amod	_	_
21	skin	skin	NOUN	NN	Number=Sing	24	nsubj	_	_
22	can	can	AUX	MD	VerbForm=Fin	24	aux	_	_
23	not	not	PART	RB	Polarity=Neg	24	advmod	_	_
24	stretch	stretch	VERB	VB	VerbForm=Inf	13	advcl	_	Agree=R5-strong|Haiku=3:advcl
25	.	.	PUNCT	.	_	3	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 | **grow** | present | a silkworm |  |  |  | month | heavy *property* | vn appear-48.1.1 «NP V»: agent=Theme |
| 2 | **shed** | present | a silkworm *not said here* | moth's skin |  |  | time |  | vn substance\_emission-43.4-1 «PP.location V NP»: agent=Location skin=Source |
| 3 | **not** **stretch** | can | old skin |  |  |  |  |  | vn bend-45.2 «NP.patient V»: agent=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:biology:381-silkworms-and-goldfish-two-animals-china-changed.lesson:11`.

**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 ×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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