@rule(True)
def is_born_in(Subject, Object):
    anything = Star(Any())
    return Subject + Token("is born in") + Object + anything
Ex: Xu is born in 1902 or 1903 in a family of farmers in Hubei (China RRB)
dataset/ETHPy150Open machinalis/iepy/examples/birthdate/was_born_rules_sample.py/is_born_in