---
title: A bulldozer pushes earth and rubble with a big blade at the front, a… — Diggers, cranes and cement mixers · tree and pragmatics
description: A bulldozer pushes earth and rubble with a big blade at the front, and its caterpillar tracks grip the ground; tracks were used on farm tractors before tanks. Who acts: bulldozer, caterpillar tracks. A sentence of the lesson «Diggers, cranes and cement mixers» of the technology course of Mova's prim
---

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# Diggers, cranes and cement mixers, sentence 16

<!-- .ven lang=en -->
A bulldozer pushes earth and rubble with a big blade at the front, and its caterpillar tracks grip the ground; tracks were used on farm tractors before tanks.

<!-- .vintro -->
**Who acts:** bulldozer, caterpillar tracks · **What happens:** push, grip, use · **To what, where:** earth, ground, tracks, farm tractors

<!-- .vabout -->
This is a sentence of the lesson «Diggers, cranes and cement mixers» of the technology 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 (bulldozer, caterpillar tracks), what happens, when and where, as Mova's frames read it from the tree.

## The tree {#tree}

```conllu
# sent_id = school:technology:028-diggers-cranes-and-cement-mixers.lesson:16
# text = A bulldozer pushes earth and rubble with a big blade at the front, and its caterpillar tracks grip the ground; tracks were used on farm tractors before tanks.
# source = school lesson (ours)
# course = technology
# lesson = 028-diggers-cranes-and-cement-mixers.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): R6-punct-agree ×1
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	bulldozer	bulldozer	NOUN	NN	Number=Sing	3	nsubj	_	_
3	pushes	push	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	25	parataxis	_	_
4	earth	earth	NOUN	NN	Number=Sing	3	obj	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	rubble	rubble	NOUN	NN	Number=Sing	4	conj	_	_
7	with	with	ADP	IN	_	10	case	_	_
8	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
9	big	big	ADJ	JJ	Degree=Pos	10	amod	_	_
10	blade	blade	NOUN	NN	Number=Sing	3	obl	_	_
11	at	at	ADP	IN	_	13	case	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	front	front	NOUN	NN	Number=Sing	10	nmod	_	_
14	,	,	PUNCT	,	_	19	punct	_	_
15	and	and	CCONJ	CC	_	19	cc	_	_
16	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	18	nmod:poss	_	_
17	caterpillar	caterpillar	NOUN	NN	Number=Sing	18	compound	_	_
18	tracks	track	NOUN	NNS	Number=Plur	19	nsubj	_	_
19	grip	grip	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
20	the	the	DET	DT	Definite=Def|PronType=Art	21	det	_	_
21	ground	ground	NOUN	NN	Number=Sing	19	obj	_	_
22	;	;	PUNCT	,	_	23	punct	_	_
23	tracks	track	NOUN	NNS	Number=Plur	25	nsubj:pass	_	_
24	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	25	aux:pass	_	_
25	used	use	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
26	on	on	ADP	IN	_	28	case	_	_
27	farm	farm	NOUN	NN	Number=Sing	28	compound	_	_
28	tractors	tractor	NOUN	NNS	Number=Plur	25	obl	_	_
29	before	before	ADP	IN	_	30	case	_	_
30	tanks	tank	NOUN	NNS	Number=Plur	25	obl	_	_
31	.	.	PUNCT	.	_	3	punct	_	Agree=R6-punct-agree|Haiku=25: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 | **push** | present | a bulldozer | earth and rubble |  |  |  | with a big blade at the front | vn carry-11.4-1-1 «NP V NP»: agent=Agent earth=Theme |
| 2 | **grip** | present | bulldozer's caterpillar tracks | the ground |  |  |  |  | vn touch-20-1 «NP V NP»: agent=Agent ground=Experiencer |
| 3 | **use** | past · passive |  | tracks |  | farm tractors | before tanks |  | vn eat-39.1 «NP V NP»: subject=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:technology:028-diggers-cranes-and-cement-mixers.lesson:16`.

**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): R6-punct-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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- ← previous: [Diggers, cranes and cement mixers, 15](https://md.mova.elamur.ai/free/en/corpora/school/technology/28-diggers-cranes-and-cement-mixers/15/)
- next →: [Diggers, cranes and cement mixers, 17](https://md.mova.elamur.ai/free/en/corpora/school/technology/28-diggers-cranes-and-cement-mixers/17/)
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