---
title: A glacier can carry huge boulders far from where they broke off and… — Glaciers, ice ages and polar lands · tree and pragmatics
description: A glacier can carry huge boulders far from where they broke off and drop them when the ice melts. Who acts: glacier, boulders, ice. A sentence of the lesson «Glaciers, ice ages and polar lands» of the world course of Mova's primary school with its dependency tree and the pragmatics of every clause.
---

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# Glaciers, ice ages and polar lands, sentence 13

<!-- .ven lang=en -->
A glacier can carry huge boulders far from where they broke off and drop them when the ice melts.

<!-- .vintro -->
**Who acts:** glacier, boulders, ice · **What happens:** carry, break off, drop, melt · **To what, where:** huge boulders, boulders

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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, boulders, ice), 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:13
# text = A glacier can carry huge boulders far from where they broke off and drop them when the ice melts.
# 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): no change
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	glacier	glacier	NOUN	NN	Number=Sing	4	nsubj	_	_
3	can	can	AUX	MD	VerbForm=Fin	4	aux	_	_
4	carry	carry	VERB	VB	VerbForm=Inf	0	root	_	_
5	huge	huge	ADJ	JJ	Degree=Pos	6	amod	_	_
6	boulders	boulder	NOUN	NNS	Number=Plur	4	obj	_	_
7	far	far	ADV	RB	Degree=Pos	9	advmod	_	_
8	from	from	ADP	IN	_	9	case	_	_
9	where	where	ADV	WRB	PronType=Rel	11	advmod	_	_
10	they	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	11	nsubj	_	_
11	broke	break	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	6	acl:relcl	_	_
12	off	off	ADP	RP	_	11	compound:prt	_	_
13	and	and	CCONJ	CC	_	14	cc	_	_
14	drop	drop	VERB	VB	VerbForm=Inf	4	conj	_	_
15	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	14	obj	_	_
16	when	when	SCONJ	WRB	_	19	mark	_	_
17	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
18	ice	ice	NOUN	NN	Number=Sing	19	nsubj	_	_
19	melts	melt	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	14	advcl	_	_
20	.	.	PUNCT	.	_	4	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 | **carry** | can | a glacier | huge boulders |  |  |  |  | vn carry-11.4 «NP V NP»: agent=Agent boulder=Theme |
| 2 | **break off** | past | boulders *= boulder* |  |  |  |  |  | vn hurt-40.8.3-1-1 «NP V»: agent=Patient |
| 3 | **drop** | infinitive | a glacier *not said here* | boulders *= boulder* |  |  |  |  | vn put\_direction-9.4 «NP V NP»: agent=Agent they=Theme |
| 4 | **melt** | present | the ice |  |  |  |  |  | vn other\_cos-45.4-1 «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:world:065-glaciers-ice-ages-polar-lands.lesson:13`.

**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/).

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