import sys

input = sys.stdin.readline

N = int(input())
dic = {"RR":[],"RB":[],"BR":[],"BB":[]}
for _ in range(N):
    c,x,y = input().split()
    y = int(y)
    dic[c+x].append((y,_+1))

for color in dic:
    dic[color].sort(reverse=True)

ans = []
R,B = 0,0
while len(ans)<N:
    if dic["BR"] and dic["BR"][-1][0]==R:
        if dic["RB"] and dic["RB"][-1][0]==B:
            exit(print("No"))
        elif dic["BB"] and dic["BB"][-1][0]==B:
            ans.append(dic["BB"].pop()[1])
            B += 1
        else:
            ans.append(dic["BR"].pop()[1])
            B += 1
    elif dic["RB"] and dic["RB"][-1][0]==B:
        if dic["RR"] and dic["RR"][-1][0]==R:
            ans.append(dic["RR"].pop()[1])
            R += 1
        else:
            ans.append(dic["RB"].pop()[1])
            R += 1
    elif dic["RR"] and dic["RR"][-1][0]==R:
        ans.append(dic["RR"].pop()[1])
        R += 1
    elif dic["BB"] and dic["BB"][-1][0]==B:
        ans.append(dic["BB"].pop()[1])
        B += 1
    else:
        exit(print("No"))

print("Yes")
print(*ans)