T b f

T b fT b fT b fT b fT b fT b f
T b fT b fT b fT b fT b fT b f
T b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b fT b f