import re
q=int(input())
s=""

def check(ss):
    i=1
    while i!=0:
        ss,i=re.subn(r"\(\|\)","",ss)
    return ss==""

for _ in range(q):
    a=input().split()
    if a[0]=="1":
        s+=a[1]
    else:
        s=s[:-1]
    if check(s):
        print("Yes")
    else:
        print("No")