---
title: Extremely low temperatures, below -30°C (-22°F), occur on average ap… — Ottawa · tree and pragmatics
description: Extremely low temperatures, below -30°C (-22°F), occur on average approximately once every two years. Who acts: low temperatures. A sentence of Wikipedia's «Ottawa» with its dependency tree and pragmatics.
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/wikipedia/en/Ottawa/190/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [wikipedia](https://md.mova.elamur.ai/free/en/corpora/wikipedia/) / [en](https://md.mova.elamur.ai/free/en/corpora/wikipedia/en/) / [Ottawa](https://md.mova.elamur.ai/free/en/corpora/wikipedia/en/Ottawa/) / 190

# Ottawa, sentence 190

<!-- div src -->

From Wikipedia, [«Ottawa»](https://en.wikipedia.org/wiki/Ottawa), revision of the 2026-09-01 dump, [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/). The trees and pragmatics of these pages, Mova's parse of that text, are CC BY-SA 4.0 too.

<!-- /div -->

<!-- .ven lang=en -->
Extremely low temperatures, below -30°C (-22°F), occur on average approximately once every two years.

<!-- .vintro -->
**Who acts:** low temperatures · **What happens:** occur · **To what, where:** average

<!-- .vabout -->
This is a sentence of the English Wikipedia article «Ottawa». The page gives its syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause: who acts (low temperatures), what happens, when and where, as Mova's frames read it from the tree.

<!-- .note-en -->
**Mova's own parse.** This tree may be wrong. The article's note marks are left out of the parse.

## The tree {#tree}

```conllu
# sent_id = wikipedia:Ottawa:190
# text = Extremely low temperatures, below -30°C (-22°F), occur on average approximately once every two years.
1	Extremely	extremely	ADV	RB	_	2	advmod	_	_
2	low	low	ADJ	JJ	Degree=Pos	3	amod	_	_
3	temperatures	temperature	NOUN	NNS	Number=Plur	17	nsubj	_	SpaceAfter=No
4	,	,	PUNCT	,	_	7	punct	_	_
5	below	below	ADP	IN	_	7	case	_	_
6	-	-	PUNCT	HYPH	_	5	punct	_	SpaceAfter=No
7	30	30	NUM	CD	NumForm=Digit|NumType=Card	9	nummod	_	SpaceAfter=No
8	°	°	SYM	SYM	_	9	compound	_	SpaceAfter=No
9	C	c	NOUN	NN	Number=Sing	3	nmod	_	_
10	(	(	PUNCT	-LRB-	_	12	punct	_	SpaceAfter=No
11	-	-	PUNCT	HYPH	_	12	punct	_	SpaceAfter=No
12	22	22	NUM	CD	NumForm=Digit|NumType=Card	9	appos	_	SpaceAfter=No
13	°	°	SYM	SYM	_	14	compound	_	SpaceAfter=No
14	F	F	PROPN	NNP	Number=Sing	12	nmod:unmarked	_	SpaceAfter=No
15	)	)	PUNCT	-RRB-	_	12	punct	_	SpaceAfter=No
16	,	,	PUNCT	,	_	17	punct	_	_
17	occur	occur	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
18	on	on	ADP	IN	_	19	case	_	_
19	average	average	NOUN	NN	Number=Sing	17	obl	_	_
20	approximately	approximately	ADV	RB	_	21	advmod	_	_
21	once	once	ADV	RB	NumForm=Word|NumType=Mult	17	advmod	_	_
22	every	every	DET	DT	PronType=Tot	24	det	_	_
23	two	two	NUM	CD	NumForm=Word|NumType=Card	24	nummod	_	_
24	years	year	NOUN	NNS	Number=Plur	17	obl:unmarked	_	SpaceAfter=No
25	.	.	PUNCT	.	_	17	punct	_	_
```

## Pragmatics {#pragmatics}

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **occur** | infinitive | low temperatures  30 ° C |  |  | average | year | once *property* | vn occur-48.3-1 «NP V PP»: agent=Theme on average=Location |

<!-- .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 -->

**Text:** the English Wikipedia, «Ottawa», revision of the 2026-09-01 dump, CC BY-SA 4.0. **Tree:** Mova's own parse, CC BY-SA 4.0 as the text is. **Frames:** Mova's frames reader (`prag`), the article read in order, CC BY-SA 4.0.

<!-- /div -->

<!-- pn -->
- ← previous: [sentence 189](https://md.mova.elamur.ai/free/en/corpora/wikipedia/en/Ottawa/189/)
- next →: [sentence 191](https://md.mova.elamur.ai/free/en/corpora/wikipedia/en/Ottawa/191/)
- ↑ back to [Ottawa](https://md.mova.elamur.ai/free/en/corpora/wikipedia/en/Ottawa/)