import re
x = ['AUSTRALIA\nBELMONT PARK (WA', '\nR3\n1/5/4/2\n2/3/1/5\nEAGLE FARM (QLD']
pattern = r"\n(.*) \("
for i in x:
m = re.search(pattern, i)
if m:
print(m.group(1))
aW1wb3J0IHJlCgp4ID0gWydBVVNUUkFMSUFcbkJFTE1PTlQgUEFSSyAoV0EnLCAnXG5SM1xuMS81LzQvMlxuMi8zLzEvNVxuRUFHTEUgRkFSTSAoUUxEJ10KcGF0dGVybiA9IHIiXG4oLiopIFwoIgoKZm9yIGkgaW4geDoKICAgIG0gPSByZS5zZWFyY2gocGF0dGVybiwgaSkKICAgIGlmIG06CiAgICAgICAgcHJpbnQobS5ncm91cCgxKSk=