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

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

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