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

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

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