Storage

Always:
foo1d
foo2d
foo3d
foo4d
bar_a_0d
bar_a_1d bar_b_1d bar_c_1d bar_d_1d bar_e_1d bar_f_1d
bar_a_2d bar_b_2d bar_c_2d bar_d_2d bar_e_2d bar_f_2d
bar_g_2d bar_h_2d bar_i_2d bar_j_2d bar_k_2d bar_l_2d
bar_a_3d bar_b_3d bar_c_3d bar_d_3d bar_e_3d bar_f_3d
bar_a_4d bar_b_4d bar_c_4d bar_d_4d bar_e_4d bar_f_4d