import java.io.*;
import java.util.*;


class person {
	public	String name;
	public	float price;
	public boolean seller;

	public person(String name, float price, boolean seller)
	{
		this.name = name;
		this.price = price;
		this.seller = seller;
	}
	
}

class issuer
{
	public String name;
	public	ArrayList<person> persons;
	
	public issuer(String name) {
		this.name = name;
		persons = new ArrayList<person>();
		
	}

	public void iCompare()
	{
		System.out.println(this.name);
		for(person s : persons){
			String out = "";
			for(person s1 : persons){
				if(s.seller){
					if (!s1.seller) {
						if(s1.price >= s.price){
							out += " " + s1.name;
						}
					}
				}else{
					if (s1.seller) {
						if(s1.price <= s.price){
							out += " " + s1.name;
						}
					}
				}
			}
			if (out.compareTo("") == 0) out = " NO-ONE";
			System.out.println(s.name + ":" + out);
		}
	}
	
	

}

public class exchange {



	public static void main(String[] args)
	{
		try {
			BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

			String line1;
			
			while ((line1 = br.readLine()) != null) {
					if (line1.indexOf("END") > 0) {
						break;
					}
					String s2[] = line1.split(" ");				
					int count = Integer.parseInt(s2[0]);

					issuer is = new issuer(s2[1]);
					for (int i = 0; i < count; i++) {
						String l2 = br.readLine();
						String p[] = l2.split(" ");
						person per;

						if (p[1].compareTo("buy") == 0) {
							per = new person(p[0], Float.parseFloat(p[2]), false);
						}
						else {
							per = new person(p[0], Float.parseFloat(p[2]), true);
						}
						is.persons.add(per);
					}

					/*for (person p : is.persons) {
						System.out.println(p.name);
					}*/
					is.iCompare();
				
			}


		}
		catch (IOException e) {
			System.out.println("sdfsd");
		}

	}



}