n = int(input())
d = dict()
for i in range(n):
    s = input().split(' ')
    d[s[0]] = s[1:]
n = int(input())
for i in range(n):
    s = input().split()
    if (s[0] == 'read' and 'R' in d[s[1]]):
        print('OK')
    elif (s[0] == 'write' and 'W' in d[s[1]]):
        print('OK')
    elif (s[0] == 'execute' and 'X' in d[s[1]]):
        print('OK')
    else:
        print('Access denied')