---
title: It forms where more snow falls in winter than melts in summer, so ye… — Glaciers, ice ages and polar lands · tree and pragmatics
description: It forms where more snow falls in winter than melts in summer, so year after year the snow piles up and is pressed into hard blue ice, the way a snowball squeezed in your hands turns icy. Who acts: glacier, more snow, snow, snowball. A sentence of the lesson «Glaciers, ice ages and polar lands» of t
---

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# Glaciers, ice ages and polar lands, sentence 1

<!-- .ven lang=en -->
It forms where more snow falls in winter than melts in summer, so year after year the snow piles up and is pressed into hard blue ice, the way a snowball squeezed in your hands turns icy.

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**Who acts:** glacier, more snow, snow, snowball · **What happens:** form, fall, melt, pile up, press, squeeze · **To what, where:** hard blue ice, snowball, hands, way

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This is a sentence of the lesson «Glaciers, ice ages and polar lands» of the world 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 (glacier, more snow, snow, snowball), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:world:065-glaciers-ice-ages-polar-lands.lesson:1
# text = It forms where more snow falls in winter than melts in summer, so year after year the snow piles up and is pressed into hard blue ice, the way a snowball squeezed in your hands turns icy.
# source = school lesson (ours)
# course = world
# lesson = 065-glaciers-ice-ages-polar-lands.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, R7-rel-agree ×1
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	forms	form	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	where	where	ADV	WRB	PronType=Rel	6	advmod	_	_
4	more	more	ADJ	JJR	Degree=Cmp	5	amod	_	_
5	snow	snow	NOUN	NN	Number=Sing	6	nsubj	_	_
6	falls	fall	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	advcl	_	_
7	in	in	ADP	IN	_	8	case	_	_
8	winter	winter	NOUN	NN	Number=Sing	6	obl	_	_
9	than	than	SCONJ	IN	_	10	mark	_	_
10	melts	melt	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	advcl	_	_
11	in	in	ADP	IN	_	12	case	_	_
12	summer	summer	NOUN	NN	Number=Sing	10	obl	_	_
13	,	,	PUNCT	,	_	20	punct	_	_
14	so	so	ADV	RB	_	20	advmod	_	_
15	year	year	NOUN	NN	Number=Sing	20	obl:unmarked	_	_
16	after	after	ADP	IN	_	17	case	_	_
17	year	year	NOUN	NN	Number=Sing	15	nmod	_	_
18	the	the	DET	DT	Definite=Def|PronType=Art	19	det	_	_
19	snow	snow	NOUN	NN	Number=Sing	20	nsubj	_	_
20	piles	pile	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	parataxis	_	Agree=R7-rel-agree|Haiku=2:conj
21	up	up	ADP	RP	_	20	compound:prt	_	_
22	and	and	CCONJ	CC	_	24	cc	_	_
23	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	24	aux:pass	_	_
24	pressed	press	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	20	conj	_	Agree=R5-strong|Haiku=2:conj
25	into	into	ADP	IN	_	28	case	_	_
26	hard	hard	ADJ	JJ	Degree=Pos	28	amod	_	_
27	blue	blue	ADJ	JJ	Degree=Pos	28	amod	_	_
28	ice	ice	NOUN	NN	Number=Sing	24	obl	_	_
29	,	,	PUNCT	,	_	31	punct	_	_
30	the	the	DET	DT	Definite=Def|PronType=Art	31	det	_	_
31	way	way	NOUN	NN	Number=Sing	28	acl	_	_
32	a	a	DET	DT	Definite=Ind|PronType=Art	33	det	_	_
33	snowball	snowball	NOUN	NN	Number=Sing	38	nsubj	_	_
34	squeezed	squeeze	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	33	acl	_	_
35	in	in	ADP	IN	_	37	case	_	_
36	your	your	PRON	PRP$	Case=Gen|Person=2|Poss=Yes|PronType=Prs	37	nmod:poss	_	_
37	hands	hand	NOUN	NNS	Number=Plur	34	obl	_	_
38	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	31	acl:relcl	_	_
39	icy	icy	ADJ	JJ	Degree=Pos	38	xcomp	_	_
40	.	.	PUNCT	.	_	2	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 | **form** | present | glacier |  |  |  |  |  | vn appear-48.1.1 «NP V»: agent=Theme |
| 2 | **fall** | present | more snow |  |  |  | winter |  | vn occur-48.3 «NP V»: agent=Theme |
| 3 | **melt** | present | more snow *not said here* |  |  |  | summer |  | vn other\_cos-45.4-1 «NP.patient V»: agent=Patient |
| 4 | **pile up** | present | the snow |  |  |  | year |  | vn spray-9.7-1-1 «NP V PP.destination»: agent=Theme |
| 5 | **press** | present · passive | the snow *not said here* |  |  | hard blue ice |  |  | vn push-12-1-1 «NP V PP.trajectory»: into ice=Trajectory |
| 6 | **squeeze** | participle |  | a snowball *not said here* |  | your hands |  |  | vn push-12-1-1 «NP V PP»: agent=Agent |
| 7 | **turn** | present | a snowball | the way *not said here* |  |  |  | icy *property* | vn roll-51.3.1 «NP V ADJ.result»: agent=Theme way=Result |

<!-- .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:world:065-glaciers-ice-ages-polar-lands.lesson:1`.

**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, R7-rel-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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