With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Amazon Web Services included tools for the Internet of Things.
text_B: Gradinja -LRB- 1125 -- 46 -RRB- was the King of Duklja , from either 1131 to 1142 or 1135 to 1146 .. Duklja. Duklja. Gradinja is one of many persons -LRB- alongside Branislav , Gojislav , Georgije and Grubesa among others -RRB- mentioned only in the Chronicle of the Priest of Duklja , not found in Byzantine sources as the other Serbian rulers and royalty .. Branislav. Branislav of Duklja. Duklja. Duklja. Chronicle of the Priest of Duklja. Chronicle of the Priest of Duklja. Grubesa. Grubesa. Gradinja was the son of Dukljan ruler Branislav , and the brother of Grubesa , the former ruler -LRB- r. 1118 -- 25 -RRB- .. Branislav. Branislav of Duklja. Grubesa. Grubesa. Around 1125 , Gradinja , the rival of George , married himself in Rascia -LRB- Grand Principality of Serbia -RRB- , with the `` intent of returning the rule '' , according to Mavro Orbini .. George. George of Duklja. Grand Principality of Serbia. Grand Principality of Serbia. Mavro Orbini. Mavro Orbini. Following the second war with the Byzantines , in which King George was defeated and imprisoned in the stronghold of Oblik , the Byzantines appointed Gradinja as ruler of Duklja , to rule as a vassal .. George. George of Duklja. Duklja. Duklja. Oblik. Oblik ( castle ). According to the CPD , Gradinja was gentle , tame , compassionate and a protector of the widows and the poor .. Gradinja was a Byzantine exponent , however , the power and territorial extent of Duklja was , in the time of his reign , greatly decreased .. Duklja. Duklja. Gradinja was buried in the Church of Saints Sergius and Bacchus in Bojana .. Bojana. Bojana River. Church of Saints Sergius and Bacchus in Bojana. Church of Saints Sergius and Bacchus in Bojana. His son Radoslav inherited the throne in 1146 .. Radoslav. Radoslav of Duklja
not_related.