*SUPPORT*
IN: fep kiki blicket OUT: PINK BLUE
IN: wif kiki gazzer OUT: RED PURPLE
IN: blicket kiki wif OUT: PURPLE PINK
IN: gazzer kiki gazzer zup OUT: RED RED RED RED RED RED
IN: wif blicket lug gazzer kiki gazzer OUT: PURPLE PINK RED RED
IN: fep kiki fep OUT: BLUE BLUE
IN: wif fep zup OUT: PURPLE BLUE PURPLE BLUE PURPLE BLUE
IN: gazzer kiki gazzer OUT: RED RED
IN: blicket gazzer OUT: PINK RED
IN: gazzer kiki blicket OUT: PINK RED
IN: blicket fep zup OUT: PINK BLUE PINK BLUE PINK BLUE
IN: wif kiki fep lug gazzer kiki wif OUT: BLUE PURPLE PURPLE RED
IN: wif OUT: PURPLE
IN: wif kiki fep OUT: BLUE PURPLE

*QUERY*
IN: gazzer kiki wif OUT: PURPLE RED
IN: wif fep lug wif kiki gazzer OUT: PURPLE BLUE RED PURPLE
IN: gazzer fep kiki fep OUT: RED BLUE BLUE
IN: blicket kiki blicket lug blicket kiki wif OUT: PINK PINK PURPLE PINK
IN: wif zup OUT: PURPLE PURPLE PURPLE
IN: wif kiki wif OUT: PURPLE PURPLE
IN: gazzer kiki gazzer lug wif kiki blicket OUT: RED RED PINK PURPLE
IN: gazzer OUT: RED
IN: blicket OUT: PINK
IN: blicket zup OUT: PINK PINK PINK

*GRAMMAR*
wif -> PURPLE 
 fep -> BLUE 
 gazzer -> RED 
 blicket -> PINK 
 x1 lug x2 -> [x1] [x2] 
 u1 kiki u2 -> [u2] [u1] 
 x1 zup -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 