---
title: Rice can grow in flooded fields because its stems have air channels… — China's plants: bamboo, ginkgo, lotus, tea and r… · tree and pragmatics
description: Rice can grow in flooded fields because its stems have air channels carrying air to the roots, and the water drowns many weeds; the Hani people in Yunnan built rice terraces up whole mountains over about 1,300 years. Who acts: Rice, stems, air channels, water. A sentence of the lesson «China's plant
---

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# China's plants: bamboo, ginkgo, lotus, tea and rice paddies, sentence 20

<!-- .ven lang=en -->
Rice can grow in flooded fields because its stems have air channels carrying air to the roots, and the water drowns many weeds; the Hani people in Yunnan built rice terraces up whole mountains over about 1,300 years.

<!-- .vintro -->
**Who acts:** Rice, stems, air channels, water, Hani people · **What happens:** grow, flood, have, carry, drown, build · **To what, where:** flooded fields, air channels, air, roots, many weeds, rice terraces

<!-- .vabout -->
This is a sentence of the lesson «China's plants: bamboo, ginkgo, lotus, tea and rice paddies» 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 (Rice, stems, air channels, water), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:biology:380-china-s-plants-bamboo-ginkgo-lotus-tea-and-rice-paddies.lesson:20
# text = Rice can grow in flooded fields because its stems have air channels carrying air to the roots, and the water drowns many weeds; the Hani people in Yunnan built rice terraces up whole mountains over about 1,300 years.
# source = school lesson (ours)
# course = biology
# lesson = 380-china-s-plants-bamboo-ginkgo-lotus-tea-and-rice-paddies.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, R8-pos-agree ×1
1	Rice	rice	NOUN	NN	Number=Sing	3	nsubj	_	_
2	can	can	AUX	MD	VerbForm=Fin	3	aux	_	_
3	grow	grow	VERB	VB	VerbForm=Inf	0	root	_	_
4	in	in	ADP	IN	_	6	case	_	_
5	flooded	flood	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	amod	_	_
6	fields	field	NOUN	NNS	Number=Plur	3	obl	_	_
7	because	because	SCONJ	IN	_	10	mark	_	_
8	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	9	nmod:poss	_	_
9	stems	stem	NOUN	NNS	Number=Plur	10	nsubj	_	_
10	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	advcl	_	_
11	air	air	NOUN	NN	Number=Sing	12	compound	_	_
12	channels	channel	NOUN	NNS	Number=Plur	10	obj	_	_
13	carrying	carry	VERB	VBG	Tense=Pres|VerbForm=Part	12	acl	_	_
14	air	air	NOUN	NN	Number=Sing	13	obj	_	_
15	to	to	ADP	IN	_	17	case	_	_
16	the	the	DET	DT	Definite=Def|PronType=Art	17	det	_	_
17	roots	root	NOUN	NNS	Number=Plur	13	obl	_	_
18	,	,	PUNCT	,	_	22	punct	_	_
19	and	and	CCONJ	CC	_	22	cc	_	_
20	the	the	DET	DT	Definite=Def|PronType=Art	21	det	_	_
21	water	water	NOUN	NN	Number=Sing	22	nsubj	_	_
22	drowns	drown	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	Agree=R5-strong|Haiku=10:conj
23	many	many	ADJ	JJ	Degree=Pos	24	amod	_	_
24	weeds	weed	NOUN	NNS	Number=Plur	22	obj	_	_
25	;	;	PUNCT	,	_	40	punct	_	_
26	the	the	DET	DT	Definite=Def|PronType=Art	28	det	_	_
27	Hani	hani	PROPN	NNP	Number=Sing	28	compound	_	Agree=R8-pos-agree|Haiku=28:compound|HaikuPos=NOUN:NN:Number=Sing
28	people	people	NOUN	NNS	Number=Plur	31	nsubj	_	_
29	in	in	ADP	IN	_	30	case	_	_
30	Yunnan	Yunnan	PROPN	NNP	Number=Sing	28	nmod	_	_
31	built	build	VERB	VBD	Mood=Ind|Tense=Past|VerbForm=Fin	3	parataxis	_	_
32	rice	rice	NOUN	NN	Number=Sing	33	compound	_	_
33	terraces	terrace	NOUN	NNS	Number=Plur	31	obj	_	_
34	up	up	ADP	IN	_	36	case	_	_
35	whole	whole	ADJ	JJ	Degree=Pos	36	amod	_	_
36	mountains	mountain	NOUN	NNS	Number=Plur	31	obl	_	_
37	over	over	ADV	RB	_	38	advmod	_	_
38	about	about	ADV	RB	_	39	advmod	_	_
39	1,300	1,300	NUM	CD	NumForm=Digit|NumType=Card	40	nummod	_	_
40	years	year	NOUN	NNS	Number=Plur	31	obl	_	_
41	.	.	PUNCT	.	_	3	punct	_	_
```

## Pragmatics {#pragmatics}

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

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **grow** | can | Rice |  |  | flooded fields |  |  | vn appear-48.1.1 «NP V PP.location»: agent=Theme in field=Location |
| 2 | **flood** | participle |  |  |  |  |  |  | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 3 | **have** | present | rice's stems | air channels |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent channel=Patient |
| 4 | **carry** | gerund | air channels *not said here* | air |  | the roots |  |  | vn carry-11.4 «NP V NP PP.destination»: agent=Agent air=Theme to root=Destination |
| 5 | **drown** | present | the water | many weeds |  |  |  |  | vn poison-42.2 «NP V NP»: agent=Agent weed=Patient |
| 6 | **build** | past | the Hani people in Yunnan | rice terraces |  |  | year | up whole mountains | vn build-26.1-1 «NP V NP»: agent=Agent terrace=Product |
| 7 | **stem** |  | rice |  |  |  |  |  | nom stem «communication transitive»: poss=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:biology:380-china-s-plants-bamboo-ginkgo-lotus-tea-and-rice-paddies.lesson:20`.

**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, 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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