---
title: On ice you walk carefully, and you never throw snowballs at faces or… — Teachers, visitors and the playground · tree and pragmatics
description: On ice you walk carefully, and you never throw snowballs at faces or with ice in them, because they can injure eyes. Who acts: you, snowballs. A sentence of the lesson «Teachers, visitors and the playground» of the everyday course of Mova's primary school with its dependency tree and the pragmatics 
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/school/everyday/257-school-adults-and-the-playground/14/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [school](https://md.mova.elamur.ai/free/en/corpora/school/) / [Everyday](https://md.mova.elamur.ai/free/en/corpora/school/everyday/) / [Teachers, visitors and the playground](https://md.mova.elamur.ai/free/en/corpora/school/everyday/257-school-adults-and-the-playground/) / 14

# Teachers, visitors and the playground, sentence 14

<!-- .ven lang=en -->
On ice you walk carefully, and you never throw snowballs at faces or with ice in them, because they can injure eyes.

<!-- .vintro -->
**Who acts:** you, snowballs · **What happens:** walk, not throw, injure · **To what, where:** ice, snowballs, faces, eyes

<!-- .vabout -->
This is a sentence of the lesson «Teachers, visitors and the playground» 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 (you, snowballs), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:everyday:257-school-adults-and-the-playground.lesson:14
# text = On ice you walk carefully, and you never throw snowballs at faces or with ice in them, because they can injure eyes.
# source = school lesson (ours)
# course = everyday
# lesson = 257-school-adults-and-the-playground.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): no change
1	On	on	ADP	IN	_	2	case	_	_
2	ice	ice	NOUN	NN	Number=Sing	4	obl	_	_
3	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	4	nsubj	_	_
4	walk	walk	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	0	root	_	_
5	carefully	carefully	ADV	RB	_	4	advmod	_	_
6	,	,	PUNCT	,	_	10	punct	_	_
7	and	and	CCONJ	CC	_	10	cc	_	_
8	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	10	nsubj	_	_
9	never	never	ADV	RB	PronType=Neg	10	advmod	_	_
10	throw	throw	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	4	conj	_	_
11	snowballs	snowball	NOUN	NNS	Number=Plur	10	obj	_	_
12	at	at	ADP	IN	_	13	case	_	_
13	faces	face	NOUN	NNS	Number=Plur	10	obl	_	_
14	or	or	CCONJ	CC	_	16	cc	_	_
15	with	with	ADP	IN	_	16	case	_	_
16	ice	ice	NOUN	NN	Number=Sing	13	conj	_	_
17	in	in	ADP	IN	_	18	case	_	_
18	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	16	nmod	_	_
19	,	,	PUNCT	,	_	23	punct	_	_
20	because	because	SCONJ	IN	_	23	mark	_	_
21	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	23	nsubj	_	_
22	can	can	AUX	MD	VerbForm=Fin	23	aux	_	_
23	injure	injure	VERB	VB	VerbForm=Inf	10	advcl	_	_
24	eyes	eye	NOUN	NNS	Number=Plur	23	obj	_	_
25	.	.	PUNCT	.	_	4	punct	_	_
```

## Pragmatics {#pragmatics}

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

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **walk** | present | you |  |  | ice |  | carefully *property* | vn run-51.3.2-2-1 «NP V PP.location»: agent=Theme on ice=Trajectory |
| 2 | **not** **throw** | present | you | snowballs |  | faces or ice in snowballs |  |  | vn throw-17.1-1-1 «NP V NP PP.destinations»: agent=Agent snowball=Theme at face=Destination |
| 3 | **injure** | can | snowballs *= snowball* | eyes |  |  |  |  | tree rules |

<!-- .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.

<!-- div src -->

**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:257-school-adults-and-the-playground.lesson:14`.

**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): no change. **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/).

<!-- /div -->

<!-- pn -->
- ← previous: [Teachers, visitors and the playground, 13](https://md.mova.elamur.ai/free/en/corpora/school/everyday/257-school-adults-and-the-playground/13/)
- next →: [Teachers, visitors and the playground, 15](https://md.mova.elamur.ai/free/en/corpora/school/everyday/257-school-adults-and-the-playground/15/)
- ↑ back to [the lesson](https://md.mova.elamur.ai/free/en/corpora/school/everyday/257-school-adults-and-the-playground/)