using System;
using System.Collections.Generic;
using System.Linq;

class Y
{
	static void Main()
	{
		var n = int.Parse(Console.ReadLine());
		var cxys = new bool[n]
			.Select((_, i) =>
			{
				var v = Console.ReadLine().Split();
				return (i: i + 1, c: v[0], x: v[1], y: int.Parse(v[2]));
			})
			.ToArray();

		var qr = new Queue<(int i, string c, string x, int y)>(cxys.Where(v => v.x == "R").OrderBy(v => v.y).ThenBy(v => v.c));
		var qb = new Queue<(int i, string c, string x, int y)>(cxys.Where(v => v.x == "B").OrderBy(v => v.y).ThenByDescending(v => v.c));

		var a = new List<int>();
		var d = new Dictionary<string, int>();
		d["R"] = 0;
		d["B"] = 0;

		while (qr.Count > 0 || qb.Count > 0)
		{
			if (qr.Count == 0)
			{
				var v = qb.Dequeue();
				if (d[v.x] != v.y) { Console.WriteLine("No"); return; }
				a.Add(v.i);
				d[v.c]++;
			}
			else if (qb.Count == 0)
			{
				var v = qr.Dequeue();
				if (d[v.x] != v.y) { Console.WriteLine("No"); return; }
				a.Add(v.i);
				d[v.c]++;
			}
			else
			{
				var vr = qr.Peek();
				var vb = qb.Peek();
				if (d[vr.x] != vr.y && d[vb.x] != vb.y) { Console.WriteLine("No"); return; }
				if (d[vr.x] != vr.y)
				{
					qb.Dequeue();
					a.Add(vb.i);
					d[vb.c]++;
				}
				else if (d[vb.x] != vb.y)
				{
					qr.Dequeue();
					a.Add(vr.i);
					d[vr.c]++;
				}
				else
				{
					if (vr.c == vr.x && vb.c == vb.x || vr.c != vr.x && vb.c != vb.x)
					{
						qr.Dequeue();
						a.Add(vr.i);
						d[vr.c]++;
					}
					else
					{
						if (vr.c == vr.x)
						{
							qr.Dequeue();
							a.Add(vr.i);
							d[vr.c]++;
						}
						else
						{
							qb.Dequeue();
							a.Add(vb.i);
							d[vb.c]++;
						}
					}
				}
			}
		}
		Console.WriteLine("Yes\n" + string.Join(" ", a));
	}
}