With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Alicia Silverstone played Batgirl in Batman & Robin.
text_B: Bicycle law in the United States is the law of the United States that regulates the use of bicycles .. law. law. United States. United States. regulates the use of bicycles. bicycle law. Although bicycle law is a relatively new specialty within the law , first appearing in the late 1980s , its roots date back to the 1880s and 1890s , when cyclists were using the courts to assert a legal right to use the roads .. law. law. In 1895 , George B. Clementson , an American attorney , wrote The Road Rights and Liabilities of Wheelmen , the first book on bicycle law , in which he discussed the seminal cases of the 1880s and 1890s , which were financed by Albert Pope of Columbia Bicycles , and through which cyclists gained the right to the road .. law. law. George B. Clementson. George B. Clementson. American. United States. attorney. Lawyer. The Road Rights and Liabilities of Wheelmen. The Road Rights and Liabilities of Wheelmen. Albert Pope. Albert Pope. Columbia Bicycles. Columbia Bicycles. By the mid-1980s , a substantial body of law pertaining to bicycles had developed , and a few attorneys had begun specializing in bicycle law .. law. law. Today , attorneys specializing in bicycle law represent professional athletes , as well as average cyclists , on issues ranging from professional contracts , to traffic accidents , to traffic tickets .. law. law. athletes. Sportsperson. contracts. contracts. In addition , attorneys specializing in bicycle law may advise cyclists on other legal issues , such as bicycle theft , insurance , harassment of cyclists , defective products law , and non-professional contractual issues .. law. law. theft. theft. insurance. insurance
not_related.