ocr: X(0)] [wo Wo - Wo wo - wo wo Wo Wo Tx(0) X(1) wo W' W2 w w* ws wo W' x(1) X(2) wo W? - W Wo wo w? - W4 Ws x(2) X(3) wo W3 we W' w* W? W? Ws x(3) X(4) wo W4 wo w+ wo w wo W4 x(4) X(5) wo Ws W? W' w w' ws W x(5) X(6) Wo Ws - w w? - Wo wo W4 w? x(6) X(7)J Wo W' ws Ws w w3 W? W' x(7)J