With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Freelander is made by Land Rover.
text_B: The Buchner -- Curtius -- Schlotterbeck reaction is the reaction of aldehydes or ketones with aliphatic diazoalkanes to form homologated ketones .. reaction. Chemical reaction. aldehydes. aldehydes. ketones. ketones. aliphatic. aliphatic. It was first described by Eduard Buchner and Theodor Curtius in 1885 and later by Fritz Schlotterbeck in 1907 .. Eduard Buchner. Eduard Buchner. Theodor Curtius. Theodor Curtius. Two German chemists also preceded Schlotterbeck in discovery of the reaction , Hans von Pechmann in 1895 and Viktor Meyer in 1905 .. reaction. Chemical reaction. Hans von Pechmann. Hans von Pechmann. Viktor Meyer. Viktor Meyer. The reaction has since been extended to the synthesis of β-keto esters from the condensation between aldehydes and diazo esters .. reaction. Chemical reaction. aldehydes. aldehydes. diazo. diazo. esters. esters. The general reaction scheme is as follows  :. reaction. Chemical reaction. The reaction yields two possible carbonyl compounds -LRB- I and II -RRB- along with an epoxide -LRB- III -RRB- .. reaction. Chemical reaction. carbonyl. carbonyl. epoxide. epoxide. The ratio of the products is determined by the reactant used and the reaction conditions .. reaction. Chemical reaction
not_related.