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

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

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