With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Wyatt Earp married his first pan in 1870.
text_B: Rock Band Reloaded is a video game for iOS .. Rock Band. Rock Band. iOS. iOS ( Apple ). It was first released in 2010 and is the successor to Rock Band on iOS .. Rock Band. Rock Band. iOS. iOS ( Apple ). It comes with over 30 songs and a 20 + DLC list .. It received mostly positive reviews .. Gameplay is similar to other Rock Band series games , but controlled without instrument controllers , and instead with the iOS-device 's multi-touch display , microphone and built-in accelerometer .. Rock Band. Rock Band. iOS. iOS ( Apple ). multi-touch. multi-touch. microphone. microphone. accelerometer. accelerometer. The game features multiplayer support over Bluetooth and local wifi .. multiplayer. multiplayer. Bluetooth. Bluetooth
not_related.