---
title: Just 15 cm of moving water can knock a person off their feet, and 30… — Rain, floods and storms · tree and pragmatics
description: Just 15 cm of moving water can knock a person off their feet, and 30 cm can float a car. Who acts: 15 cm, 30 cm. A sentence of the lesson «Rain, floods and storms» of the everyday course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Rain, floods and storms, sentence 3

<!-- .ven lang=en -->
Just 15 cm of moving water can knock a person off their feet, and 30 cm can float a car.

<!-- .vintro -->
**Who acts:** 15 cm, 30 cm · **What happens:** move, knock, float · **To what, where:** person, car

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This is a sentence of the lesson «Rain, floods and storms» of the everyday 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 (15 cm, 30 cm), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:everyday:235-rain-floods-and-storms.lesson:3
# text = Just 15 cm of moving water can knock a person off their feet, and 30 cm can float a car.
# source = school lesson (ours)
# course = everyday
# lesson = 235-rain-floods-and-storms.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	Just	just	ADV	RB	_	2	advmod	_	Agree=R5-strong|Haiku=8:advmod
2	15	15	NUM	CD	NumForm=Digit|NumType=Card	3	nummod	_	_
3	cm	cm	NOUN	NNS	Number=Plur	8	nsubj	_	_
4	of	of	ADP	IN	_	6	case	_	_
5	moving	move	VERB	VBG	VerbForm=Ger	6	amod	_	_
6	water	water	NOUN	NN	Number=Sing	3	nmod	_	_
7	can	can	AUX	MD	VerbForm=Fin	8	aux	_	_
8	knock	knock	VERB	VB	VerbForm=Inf	0	root	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	person	person	NOUN	NN	Number=Sing	8	obj	_	_
11	off	off	ADP	IN	_	13	case	_	_
12	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	13	nmod:poss	_	_
13	feet	foot	NOUN	NNS	Number=Plur	8	obl	_	_
14	,	,	PUNCT	,	_	19	punct	_	_
15	and	and	CCONJ	CC	_	19	cc	_	_
16	30	30	NUM	CD	NumForm=Digit|NumType=Card	17	nummod	_	_
17	cm	cm	NOUN	NNS	Number=Plur	19	nsubj	_	_
18	can	can	AUX	MD	VerbForm=Fin	19	aux	_	_
19	float	float	VERB	VB	VerbForm=Inf	8	conj	_	_
20	a	a	DET	DT	Definite=Ind|PronType=Art	21	det	_	_
21	car	car	NOUN	NN	Number=Sing	19	obj	_	_
22	.	.	PUNCT	.	_	8	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- sa -->
- form: statement
- act: assert
- voice: narrator
- polarity: none
- teacher: changed act=assert

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **move** | gerund |  |  |  |  |  |  | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 2 | **knock** | can | 15 cm of moving water | a person |  |  |  | off cm's feet | vn split-23.2 «NP V NP PP.co-patient»: agent=Agent person=Patient off foot=Co-Patient |
| 3 | **float** | can | 30 cm | a car |  |  |  |  | vn run-51.3.2-2 «NP V NP»: agent=Agent car=Theme |

<!-- .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:everyday:235-rain-floods-and-storms.lesson:3`.

**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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