def conversions(*args):
    args = args[0]
    result = {}
    for line in args:
        s_line = line.split()
        who, what = s_line[0], s_line[-1]
        if what.lower() not in result.keys():
            result[what.lower()] = [who.title()]
        else:
            result[what.lower()].append(who.title())

    return result