import java.util.*;
import java.util.regex.*;
 
 
class rTest {
  public static void main (String[] args) {
 
    String s = "January,WEEKDAY,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,AJanuary,WEEKEND,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,B,B,BJanuary,HOLIDAY,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,C,C,CFebruary,WEEKDAY,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,AFebruary,WEEKEND,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,B,B,BFebruary,HOLIDAY,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,AMarch,WEEKDAY,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,C,C,C";
    String[] parts = s.split("(?<=\\b[ABC]\\B)");
    for (String i: parts) {
       System.out.println(i);
    }
 
  }
}

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