events = {}

data = input()

while True:
    if data == "no more time":
        break
    event_data = data.split(" -> ")
    name = event_data[0]
    course = event_data[1]
    points = int(event_data[2])

    if course not in events:
        events[course] = {}
    if name not in events[course]:
        events[course][name] = [points]
    else:
        if events[course][name][0] < points:
            events[course][name] = [points]

    data = input()
persons = {}
for key in events:
    print(f"{key}: {len(events[key])} participants")
    counter = 1
    for participant in events[key]:
        print(f"{counter}. {participant} <::> {events[key][participant][0]}")
        counter += 1
        persons[participant] = events[key][participant][0]

print("Individual standings:")

counter = 1
for person in persons:
    print(f"{counter}. {person} -> {persons[person]}")
    counter += 1