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

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

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