*SUPPORT*
IN: wif lug kiki tufa lug OUT: RED RED BLUE RED RED BLUE
IN: tufa kiki fep kiki fep OUT: BLUE PINK PINK
IN: fep lug OUT: PINK PINK
IN: fep lug zup gazzer lug kiki wif OUT: PINK PINK PINK PINK YELLOW YELLOW RED
IN: gazzer OUT: YELLOW
IN: gazzer gazzer OUT: YELLOW YELLOW
IN: fep OUT: PINK
IN: fep kiki fep kiki tufa OUT: PINK PINK BLUE
IN: gazzer tufa wif zup tufa lug OUT: YELLOW BLUE RED YELLOW BLUE RED BLUE BLUE
IN: tufa tufa kiki fep lug OUT: BLUE BLUE PINK BLUE BLUE PINK
IN: tufa lug OUT: BLUE BLUE
IN: wif zup wif OUT: RED RED RED
IN: tufa gazzer fep kiki gazzer kiki tufa OUT: BLUE YELLOW PINK YELLOW BLUE
IN: tufa kiki gazzer OUT: BLUE YELLOW

*QUERY*
IN: wif zup gazzer tufa tufa lug OUT: RED RED YELLOW BLUE BLUE YELLOW BLUE BLUE
IN: tufa fep OUT: BLUE PINK
IN: wif zup fep OUT: RED RED PINK
IN: wif lug kiki wif kiki fep OUT: RED RED RED PINK
IN: wif lug OUT: RED RED
IN: tufa OUT: BLUE
IN: wif kiki gazzer OUT: RED YELLOW
IN: wif OUT: RED
IN: fep wif zup gazzer OUT: PINK RED PINK RED YELLOW
IN: fep zup tufa wif kiki fep kiki gazzer OUT: PINK PINK BLUE RED PINK YELLOW

*GRAMMAR*
gazzer -> YELLOW 
 fep -> PINK 
 tufa -> BLUE 
 wif -> RED 
 x1 kiki u1 -> [x1] [u1] 
 x1 zup x2 -> [x1] [x1] [x2] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 