VALUE(IS_FILTER) TYPE FILT_HEAD OPTIONAL
VALUE(ES_FILTER) TYPE FILT_HEAD
VALUE(I_FILT_HEAD) TYPE FILT_HEAD
VALUE(IM_FILT_HEAD) TYPE FILT_HEAD
T_FILT_HEAD STRUCTURE FILT_HEAD OPTIONAL
T_FILT_HEAD STRUCTURE FILT_HEAD
REFERENCE(ES_FILTER_HEAD) TYPE FILT_HEAD