*SUPPORT*
IN: dax tufa fep lug OUT: PURPLE RED BLUE
IN: tufa OUT: RED
IN: dax fep dax lug lug gazzer OUT: PURPLE PURPLE BLUE BLUE BLUE BLUE
IN: lug fep wif OUT: BLUE PINK
IN: dax OUT: PURPLE
IN: tufa fep wif OUT: RED PINK
IN: wif fep tufa gazzer OUT: PINK RED RED RED
IN: wif fep lug gazzer OUT: PINK BLUE BLUE BLUE
IN: wif lug gazzer OUT: PINK BLUE BLUE BLUE
IN: lug fep dax kiki OUT: BLUE PURPLE PURPLE PURPLE
IN: lug dax OUT: BLUE PURPLE
IN: dax gazzer OUT: PURPLE PURPLE PURPLE
IN: wif gazzer OUT: PINK PINK PINK
IN: tufa fep dax wif fep dax gazzer OUT: RED PURPLE PINK PURPLE PURPLE PURPLE

*QUERY*
IN: tufa fep tufa OUT: RED RED
IN: tufa gazzer OUT: RED RED RED
IN: lug OUT: BLUE
IN: lug gazzer OUT: BLUE BLUE BLUE
IN: wif fep dax kiki OUT: PINK PURPLE PURPLE PURPLE
IN: lug fep lug OUT: BLUE BLUE
IN: wif OUT: PINK
IN: wif fep tufa fep lug gazzer OUT: PINK RED BLUE BLUE BLUE
IN: dax lug OUT: PURPLE BLUE
IN: wif wif OUT: PINK PINK

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