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

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

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