With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Jim Parsons stars in The Big Bang Theory.
text_B: う in hiragana or ウ in katakana -LRB- romanised u -RRB- is one of the Japanese kana , each of which represents one mora .. hiragana. hiragana. katakana. katakana. romanised. Hepburn romanization. kana. kana. mora. mora ( linguistics ). In the modern Japanese system of alphabetical order , they occupy the third place in the modern Gojuon system of collating kana .. kana. kana. alphabetical order. alphabetical order. Gojuon. Gojuon. collating. collation. In the Iroha , they occupied the 24th position , between む and ゐ .. Iroha. Iroha. In the Gojuon chart -LRB- ordered by columns , from right to left -RRB- , う lies in the first column -LRB- あ行 , `` column A '' -RRB- and the third row -LRB- う段 , `` row U '' -RRB- .. Gojuon. Gojuon. Both represent the sound -LSB- -LSB- u -RSB- -RSB- .. In the Ainu language , the small katakana ゥ represents a diphthong , and is written as w in the Latin alphabet .. katakana. katakana. Ainu language. Ainu language#Writing. The hiragana form with dakuten , う , representing the sound `` v '' , is rarely seen on older words , since the sound does not occur in native Japanese words .. hiragana. hiragana. However , it is becoming more common with Western influences .
not_related.