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

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

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