Q = int(input())

stack = []
for _ in range(Q):
    query = input()
    s = ""
    if query[0] == "1":
        s = s + query[2]
        if len(s) > 2 and s[-3] == "(" and s[-2] == "|" and s[-1] == ")":
            s = s[:-3]
            stack.append(True)
        else:
            stack.append(False)
    else:
        if stack.pop():
            s = s + "(|)"
        s = s[:-1]
    if len(s) == 0:
        print("Yes")
    else:
        print("No")