Exhibit 3.84

Exhibit 3.84
CORPORATE ACCESS NUMBER: 2017934148
Government of Alberta
BUSINESS CORPORATIONS ACT
CERTIFICATE OF INCORPORATION
WESTMORELAND PRAIRIE RESOURCES INC.
WAS INCORPORATED IN ALBERTA ON 2014/01/02.

BUSINESS CORPORATIONS ACT FORM 1
ALBERTA REGISTRIES ARTICLES OF INCORPORATION
1. NAME OF CORPORATION.
WESTMORELAND PRAIRIE RESOURCES INC.
2. THE CLASSES AND ANY MAXIMUM NUMBER OF SHARES THAT THE CORPORATION IS AUTHORIZED TO ISSUE.
See Share Structure Schedule attached hereto.
3. RESTRICTIONS IF ANY ON SHARE TRANSFERS.
No shares in the capital stock of the Corporation shall be transferred to any person without the approval of the Board of Directors.
4. NUMBER (OR MINIMUM AND MAXIMUM NUMBER) OF DIRECTORS.
The Corporation shall have a minimum of One (1) and a maximum of Fifteen (l5) directors.
5. IF THE CORPORATION IS RESTRICTED FROM CARRYING ON A CERTAIN BUSINESS, SPECIFY THESE RESTRICTIONS.
No restrictions.
6. OTHER PROVISIONS IF ANY.
No securities of the Corporation, other than non-convertible debt securities, shall be transferred to any person without the approval of the Board of Directors.
7. DATE: 2nd day of January, 2014
INCORPORATOR(S)
ADDRESS
SIGNATURE
Robert R. Hagerman
1600, 421 -7th Avenue SW, Calgary, Alberta T2P 4K9
FOR DEPARTMENTAL USE ONLY
CORPORATION ACCESS NO.
INCORPORATION DATE
Transmitted to Alberta Corporate Registry
On January 2, 2014 by
Gowling, Lafleur, Henderson LLP, Service Provider
Accredited Person

SHARE STRUCTURE SCHEDULE REFERRED TO IN THE FOREGOING ARTICLES OF INCORPORATION
COMMON SHARES
The Corporation is authorized to issue an unlimited number of Common shares without nominal or par value.
Subject to the rights of any other shares of the Corporation which are expressed to rank prior to the Common shares, the Common shares shall be subject to the following rights, privileges, restrictions and conditions, namely:
(a) The holders of the Common shares shall be entitled to vote at any meeting of shareholders of the Corporation;
(b) The holders of the Common shares shall be entitled to receive any dividend declared by the Corporation; and
(c) The holders of the Common shares shall be entitled to receive the remaining property of the Corporation on dissolution.

Notice Of Address or Notice Of Change Of Address Business Corporations Act
Section 20
1. Name of Corporation 2. Corporate Access Number
WESTMORELAND PRAIRIE RESOURCES INC.
3. Address of Registered Office (P.0. Box number can only be used by a Society)
Street City/Town Province Postal Code
1600, 421 -7th Avenue SW Calgary Alberta T2P 4K9
Legal Land Description Section
OR Meridian Township Range
4. Records Office (P.O. Box number cannot be used)
Street City/Town Province Postal Code
1600, 421 -7th Avenue SW Calgary Alberta T2P 4K9
Legal Land Description Section
OR Meridian
Township Range
5. Address for Service by Mail (If different from Item 3) NOTE: If this is a change, please read instructions carefully.
Post Office Box Only City/Town Province Postal Code
Authorized’Signature
Robert R. Hagerman January 2, 2014
Name of Person Authorizing (please print) Date
N/A Incorporator
Telephone Number (daytime) Title (please print)
This Information is being collected for the purposes of corporate registry records In accordance with the Business Corporations Act Questions about the collection of this information can be directed to the Freedom of Information and Protection of Privacy Coordinator for Alberta Registries, Box 3140, Edmonton, Alberta T5J 2G7
, (780) 427-7013.
REG 3017 (2003/06)
Transmitted to Alberta Corporate Registry
On January 2, 2014 by
Gowling, Lafleur, Henderson LLP, Service Provider
Accredited Person

Notice Of Directors Or Notice Of Change Of Directors Business Corporations Act
Sections 106, 113 and 289
1. Name of Corporation
WESTMORELAND PRAIRIE RESOURCES INC.
2. Alberta Corporate
Access Number
3. The following persons were appointed Director(s) on NA:
date
Name of Director
(Last, First, Second)
Mailing Address (Including postal code) Are you a
resident Canadian Yes No
4 The following persons ceased to hold office as Director(s) on N/A:
date
Name of Director
(Last, First, Second)
Mailing Address (including postal code)
5. As of this date, the Director(s) of the corporation are:
Name of Director
(Last, First, Second)
Mailing Address (including postal code) Are you a resident Canadian? Yes No
Grafton, Jennifer S.
9540 South Maroon Circle, Suite 200, Englewood, Colorado, USA 80112
No
Micheletti, Joseph E. 9540 South Maroon Circle, Suite 200, Englewood, Colorado, USA 80112 No
Paprzycki, Kevin A.
9540 South Maroon Circle, Suite 200, Englewood, Colorado, USA 80112
No
Hagerman, Robert R.
1600, 421 -7th Avenue SW, Calgary, Alberta T2P 4K9
Yes
6. To be completed only by Alberta Corporations:
Are at least one quarter of the members of the Board of Directors Resident Canadians?
Yes No
Robert R. Hagerman January 2, 2014
Authorized Signature Name of Person Authorizing (please print) Date
N/A Incorporator
Telephone Number (daytime) Title (please print)
This information is being collected for the purposes of corporate registry records in accordance with the Business Corporations Act Questions about the collection of this information can be directed to the Freedom of Information and Protection of Privacy Coordinator for Alberta Registries, Box 3140, Edmonton, Alberta T5J 2G7
, (78O) 427-7013.
REG 3017 (2003/05)
Transmitted to Alberta Corporate Registry
On January 2, 2014 by
Gowling, Lafleur, Henderson LLP, Service Provider
Accredited Person

Incorporate Alberta Corporation—Registration Statement
Alberta Registration Date: 2014/01102
Corporate Access Number: 2017934148
Service Request
Number:
Alberta Corporation
Type:
Legal Entity Name: French Equivalent Name:
Nuans Number: Nuans Date: French Nuans
Number:
French Nuans Date:
20761465
Named Alberta Corporation
WESTMORELAND PRAIRIE RESOURCES INC.
110977445
2013/12/17
REGISTERED ADDRESS
Street: 1600, 421 -7TH AVENUE SW Legal Description:
City: CALGARY Province: ALBERTA Postal Code: T2P 4K9
RECORDS ADDRESS
Street: 1600, 421—7TH AVENUE SW Legal Description:
City: CALGARY
Province: ALBERTA Postal Code: T2P 4K9
ADDRESS FOR SERVICE BY MAIL
Post Office Box: City:
Province: Postal Code: Internet Mail ID:

Share Structure:
Share Transfers
Restrictions:
Number of Directors: Min Number Of
Directors:
Max Number Of
Directors:
Business Restricted
To:
Business Restricted
From:
Other Provisions:
SEE SHARE STRUCTURE SCHEDULE ATTACHED HERETO.
NO SHARES IN THE CAPITAL STOCK OF THE CORPORATION SHALL BE TRANSFERRED TO ANY PERSON WITHOUT THE APPROVAL OF THE BOARD OF DIRECTORS.
1
15
NO RESTRICTIONS. NO RESTRICTIONS.
NO SECURITIES OF THE CORPORATION, OTHER THANNON- CONVERTIBLE DEBT SECURITIES, SHALL BE TRANSFERRED TO ANY PERSON WITHOUT THE APPROVAL OF THE BOARD OF DIRECTORS.
Professional Endorsement Provided:
Future Dating
Required:
Registration Date: 2014/01/02
Director
Last Name: GRAFTON First Name: JENNIFER Middle Name: S.
Street/Box Number: 9540 SOUTH MAROON CIRCLE, SUITE 200
City: ENGLEWOOD
Province: Postal Code: Country:
Resident Canadian:
Last Name:
COLORADO
80112
MICHELETTI
First Name: JOSEPH Middle Name: E.
Street/Box Number: 9540 SOUTH MAROON CIRCLE, SUITE 200
City: ENGLEWOOD

Province: Postal Code: Country:
Resident Canadian:
COLORADO
80112
Last Name: PAPRZYCKI First Name: KEVIN Middle Name: A.
Street/Box Number: 9540 SOUTH MAROON CIRCLE, SUITE 200
City: ENGLEWOOD
Province: Postal Code: Country:
Resident Canadian:
COLORADO
80112
Last Name: HAGERMAN First Name: ROBERT Middle Name: R.
Street/Box Number: 1600, 421 -7TH AVENUE SW
City: CALGARY
Province: Postal Code: Country:
ALBERTA T2P 4K9
Resident Canadian: Y
Attachment
Attachment Type Microfilm Bar Code Date Recorded
Share Structure IIELECTRONIC 2014/01/02
Registration Authorized By: ROBERT R. HAGERMAN INCORPORATOR