content: package crackme1;
  
  import java.io.IOException;
  
  public class Class1 {
  
      public static void win(){
          System.out.write('W');
          System.out.flush();
      }
  
      public static void fail(){
          System.out.write('L');
          System.out.flush();
          System.exit(-1);
      }
  
  
      public static void main(String[] args) {
          int c1=0;
          int c2=0;
          int c3=0;
          int c4=0;
          int c5=0;
          int c6=0;
          int c7=0;
          int c8=0;
          int c9=0;
          int c10=0;
          int v1,v2,v3,v4,v5;
  
          try {
              // JaV$!sB4D!
              c1 = System.in.read();
              c2 = System.in.read();
              c3 = System.in.read();
              c4 = System.in.read();
              c5 = System.in.read();
              c6 = System.in.read();
              c7 = System.in.read();
              c8 = System.in.read();
              c9 = System.in.read();
              c10 = System.in.read();
          } catch (IOException e) {
              e.printStackTrace();
          }
  
          if(c1!='J'){
              fail();
          }
  
          v1 = (c2<<8)+c3;
          if(v1!=0x6156){
              fail();
          }
  
          v2 = c4*3214+c5*3;
          if(v2!=115803){
              fail();
          }
  
          if(c6>>1!=57){
              fail();
          }
          if(c6%2==0){
              fail();
          }
  
          v3 = (c7<<8)+c8;
          v4 = v3*v3 - 16938*v3 - 169480;
          if(v4!=0){
              fail();
          }
          if(v3<0){
              fail();
          }
  
          if(c9>70){
              fail();
          }
          if(c9<65){
              fail();
          }
          if((c9-61)%5!=2){
              fail();
          }
  
          v5 = c1+c2+c3+c4+c5+c6+c7+c8+c9+c10;
          if(v5!=660){
              fail();
          }
          win();
      }
  }
  