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

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

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