*SUPPORT*
IN: dax OUT: GREEN
IN: gazzer dax OUT: YELLOW GREEN
IN: gazzer tufa blicket zup fep OUT: PURPLE RED YELLOW YELLOW RED
IN: fep tufa fep OUT: PURPLE PURPLE PURPLE PURPLE
IN: gazzer tufa gazzer OUT: YELLOW YELLOW YELLOW YELLOW
IN: blicket tufa dax OUT: GREEN RED RED GREEN
IN: blicket lug fep lug blicket OUT: RED PURPLE RED
IN: dax dax tufa dax OUT: GREEN GREEN GREEN GREEN GREEN
IN: blicket blicket lug gazzer dax blicket tufa dax OUT: RED RED YELLOW GREEN GREEN RED RED GREEN
IN: fep tufa gazzer OUT: YELLOW PURPLE PURPLE YELLOW
IN: dax lug fep dax lug fep lug fep OUT: GREEN PURPLE GREEN PURPLE PURPLE
IN: fep tufa dax OUT: GREEN PURPLE PURPLE GREEN
IN: fep zup dax OUT: GREEN PURPLE
IN: fep dax tufa fep OUT: PURPLE PURPLE GREEN GREEN PURPLE

*QUERY*
IN: dax zup fep zup fep OUT: PURPLE PURPLE GREEN
IN: gazzer lug gazzer lug dax tufa fep OUT: YELLOW YELLOW PURPLE GREEN GREEN PURPLE
IN: dax dax fep tufa blicket OUT: GREEN GREEN RED PURPLE PURPLE RED
IN: blicket OUT: RED
IN: fep OUT: PURPLE
IN: blicket fep lug fep OUT: RED PURPLE PURPLE
IN: gazzer fep zup blicket OUT: RED YELLOW PURPLE
IN: dax tufa gazzer zup gazzer OUT: YELLOW YELLOW GREEN GREEN YELLOW
IN: fep tufa blicket OUT: RED PURPLE PURPLE RED
IN: blicket tufa fep zup dax zup gazzer OUT: YELLOW GREEN PURPLE RED RED PURPLE

*GRAMMAR*
dax -> GREEN 
 fep -> PURPLE 
 blicket -> RED 
 gazzer -> YELLOW 
 x1 zup u1 -> [u1] [x1] 
 u1 tufa u2 -> [u2] [u1] [u1] [u2] 
 u1 lug x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 