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

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

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