With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: IPhone 3G includes several new hardware features like GPS, 3G data, and tri-band UMTS/HSDPA.
text_B: Pacific Island Aviation -LRB- PIA -RRB- was a commuter airline headquartered on the second floor of the Cabrera Center in Garapan , Saipan , Northern Mariana Islands .. Garapan. Garapan. Saipan. Saipan. Northern Mariana Islands. Northern Mariana Islands. commuter airline. commuter airline. It operated passenger and cargo services .. Its main base was Saipan International Airport .. Saipan International Airport. Saipan International Airport. Saipan. Saipan. PIA 's last flight was February 9 , 2005 .
not_related.