grad ed ▁to ▁being ▁the ▁third - t ier ▁level ▁on ▁the ▁Italian ▁basketball ▁py ram id ▁from ▁the ▁ 1 9 5 5 – 5 6 ▁season , ▁until ▁the ▁ 1 9 6 4 – 6 5 ▁season . ▁From ▁the ▁ 1 9 6 5 – 6 6 ▁season , ▁through ▁the ▁ 1 9 7 3 – 7 4 ▁season , ▁it ▁was ▁once ▁again ▁the ▁second - t ier ▁level ▁on ▁the ▁Italian ▁basketball ▁py ram id , ▁being ▁one ▁tier ▁below ▁the ▁Serie ▁A ▁B asket . ▁ ▁Serie ▁B ▁B asket ▁was ▁then ▁once ▁again ▁down grad ed ▁to ▁being ▁the ▁third - t ier ▁level ▁league ▁on ▁the ▁Italian ▁basketball ▁py ram id ▁from ▁the ▁ 1 9 7 4 – 7 5 ▁season , ▁through ▁the ▁ 1 9 8 5 – 8 6 ▁season . ▁With ▁the ▁creation ▁of ▁the ▁Serie ▁B ▁Ex cell ence ▁( Ital ian : ▁Serie ▁B ▁d ' E cc ellen za ), ▁Serie ▁B 2 ▁was ▁down grad ed ▁to ▁being ▁the ▁fourth - t ier ▁level ▁on ▁the ▁Italian ▁basketball ▁py ram id , ▁and ▁was ▁renamed ▁to ▁Serie ▁B 2 ▁B asket . ▁ ▁From ▁ 2 0 0 8 ▁to ▁ 2 0 1 1 , ▁the ▁league ▁was ▁known ▁as ▁Serie ▁B ▁Am ateurs ▁B asket ▁( Ital ian : ▁Serie ▁B ▁D ile tt anti ▁B asket ). ▁From ▁ 2 0 1 1 ▁to ▁ 2 0 1 4 , ▁the