With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The iPhone 5C has only ever been designed by Microsoft.
text_B: The iPhone 5C -LRB- marketed with a stylized lowercase ` c ' as iPhone 5c -RRB- is a smartphone that was designed and marketed by Apple Inc. .. smartphone. smartphone. iPhone. iPhone. The device was part of the iPhone series and was unveiled on September 10 , 2013 , and released on September 20 , 2013 , along with its higher-end counterpart , the iPhone 5S .. iPhone 5S. iPhone 5S. iPhone. iPhone. The iPhone 5C is a variant of the iPhone 5 , with similar hardware specifications but a hard-coated polycarbonate shell instead of the aluminium of the original iPhone 5 .. iPhone 5. iPhone 5. iPhone. iPhone. polycarbonate. polycarbonate. The iPhone 5C was available in several color options , and shipped with iOS 7 .. iPhone. iPhone. iOS 7. iOS 7. The iPhone 5C was sold at a discounted price point in comparison to the 5S  : unlike Apple 's prior practice of lowering the price of the previous model upon release of a new version , the iPhone 5 was explicitly discontinued and replaced by the 5C .. iPhone 5. iPhone 5. iPhone. iPhone. On September 9 , 2014 , the 16 and 32 GB iPhone 5C models were replaced by the 8 GB model with the announcement of the iPhone 6 and iPhone 6 Plus .. iPhone 6. iPhone 6. iPhone 6 Plus. iPhone 6 Plus. Gibibyte. iPhone. iPhone. On September 9 , 2015 , the 8 GB version was discontinued upon the announcement of the iPhone 6S .. Gibibyte. iPhone. iPhone. iPhone 6S. iPhone 6S
related.