*SUPPORT*
IN: fep zup tufa blicket kiki blicket OUT: GREEN PURPLE BLUE GREEN BLUE
IN: zup OUT: BLUE
IN: fep OUT: PURPLE
IN: zup fep OUT: BLUE PURPLE
IN: zup lug fep OUT: PURPLE BLUE
IN: dax tufa fep OUT: RED PURPLE RED
IN: blicket lug dax OUT: RED GREEN
IN: dax OUT: RED
IN: blicket lug fep OUT: PURPLE GREEN
IN: dax lug zup OUT: BLUE RED
IN: fep tufa blicket OUT: PURPLE GREEN PURPLE
IN: zup kiki blicket OUT: GREEN BLUE
IN: blicket blicket zup OUT: GREEN GREEN BLUE
IN: dax lug blicket OUT: GREEN RED

*QUERY*
IN: blicket lug dax kiki zup OUT: BLUE RED GREEN
IN: dax tufa zup kiki zup OUT: BLUE RED BLUE RED
IN: blicket tufa blicket OUT: GREEN GREEN GREEN
IN: fep blicket OUT: PURPLE GREEN
IN: fep fep tufa fep OUT: PURPLE PURPLE PURPLE PURPLE
IN: blicket OUT: GREEN
IN: dax lug dax OUT: RED RED
IN: fep fep lug dax OUT: PURPLE RED PURPLE
IN: fep blicket lug fep kiki blicket OUT: GREEN PURPLE PURPLE GREEN
IN: dax lug fep OUT: PURPLE RED

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