import collections,sys,math,functools,operator,itertools,bisect,heapq,decimal,string,time,random
#sys.setrecursionlimit(10**9)
#sys.set_int_max_str_digits(0)
input = sys.stdin.readline
n = int(input())
alist = []
for i in range(n):
    s = input()
    if s[0] == 'Y':
        alist.append(0)
    else:
        alist.append(1)

@functools.lru_cache(maxsize=1000000)
def calc(l,r):
    if l == r:
        return alist[r]
    return alist[l] ^ calc(l+1,r)


t = 0
for i in range(n):
    t ^= alist[i]
    print('Yes' if t == 0 else 'No')