data = input()
my_dict = {}

while data != "end":
    data = data.split(" -> ")
    key = data[0]
    other_data = data[1].split(", ")
    try:
        test = float(other_data[0])

        if key not in my_dict:
            my_dict[key] = []
        my_dict[key].extend(other_data)
        """"if we replace lines 25-27 with the following line:
        my_dict[key] = my_dict.get(key, []) + other_data
        Judge - 100/100, else 60/100"""

    except ValueError:
        if data[1] in my_dict:
            my_dict[key] = my_dict[data[1]]
    data = input()

for key, value in my_dict.items():
    print(f"{key} === " + ", ".join(value))