exercise 11.2 Cycle for (Chess)

import Foundation
import Glibc
 
typealias Chessman = [String:(alpha:Character,num:Int)?]
var Chessmans: Chessman = ["White King":("C",6), "Black Rook":("E",2), "Black Bishop":nil]

// проверяем, существуют ли фигура
for (name, coordinates) in Chessmans {
    if let checkCoordinates = coordinates {
        print("Coordinates of \(name) is \(checkCoordinates)")
    }else{
        print("\(name) id dead")
    }
}