source_code: import java.io.*;
  import java.util.*;
  public class A{
  	public static BufferedReader k;
  	public static BufferedWriter z;
  	
  
  	
  	public static void main(String [] args)throws IOException{
  		k = new BufferedReader(new InputStreamReader(System.in));
  		z = new BufferedWriter(new OutputStreamWriter(System.out));
  		
  		
  	        String[] dat = k.readLine().split(" ");
  
  	        long l = Long.parseLong(dat[0]);
  	        long r = Long.parseLong(dat[1]);
  			
  			if(r-l<=1){
  				z.write(-1+"\n");
  			}
  			else if(r-l == 2){
  				
  				
  				if((l&1)!=0){
  					z.write(-1+"\n");
  				}
  				else{
  					z.write(l+" "+(l+1)+" "+r+"\n");
  				}
  				
  			}
  			else{
  				if(l%2==0){
  					z.write(l+" "+(l+1)+" "+(l+2)+"\n");
  				}
  				else{
  					z.write((l+1)+" "+(l+2)+" "+(l+3)+"\n");
  				}
  			}
  			
  			
  			
  			
  		
  		z.flush();
  
  	}
  
  }