import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
 
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		final String regex = "^[^_]*_";
		final String string = "1.IND_FROM_ONE_TO_FIVE  \n"
			 + "2.IND_FROM_FIVE_TO_TEN  \n"
			 + "3.BS_FROM_ONE_TO_FIVE \n"
			 + "4.BS_FROM_FIVE_TO_TEN   \n"
			 + "5.OP_FROM_ONE_TO_FIVE  \n"
			 + "6.OP_FROM_FIVE_TO_TEN";
		final String subst = "";
 
		final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE);
		final Matcher matcher = pattern.matcher(string);
		final String result = matcher.replaceAll(subst);
 
		System.out.println(result);
	}
}

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