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

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

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