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

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

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