Determine if a given string represents a Canadian province (not territory). Accept both full names and abbreviations.

Valid Provinces: Alberta (AB), British Columbia (BC), Manitoba (MB), New Brunswick (NB), Newfoundland and Labrador (NL), Nova Scotia (NS), Ontario (ON), Prince Edward Island (PE), Quebec (QC), Saskatchewan (SK)

Examples

Example 1

Input:  "Alberta"
Output: true

Example 2

Input:  "Yukon"
Output: false

Yukon is a territory, not a province

Constraints

• Case may vary
• Accepts abbreviations
• Territories return false