public int getMatrix_column_position(String position){ // Cannot use switch on a String due to older version of Java
		if(position.equals("a")){
			return 0;
		}
		if(position.equals("b")){
			return 1;
		}
		if(position.equals("c")){
			return 2;
		}
		if(position.equals("d")){
			return 3;
		}
		if(position.equals("e")){
			return 4;
		}
		if(position.equals("f")){
			return 5;
		}
		if(position.equals("g")){
			return 6;
		}
		if(position.equals("h")){
			return 7;
		}
		return (Integer) null;
	}