*SUPPORT*
IN: wif dax fep OUT: YELLOW RED
IN: gazzer lug fep zup tufa OUT: RED PINK PINK PURPLE RED PINK PINK PURPLE
IN: wif lug wif fep dax fep OUT: YELLOW RED RED YELLOW YELLOW RED RED YELLOW
IN: fep lug fep dax wif OUT: RED YELLOW RED RED YELLOW RED
IN: zup lug zup OUT: PINK PINK PINK PINK
IN: gazzer lug fep dax fep OUT: RED RED PURPLE RED RED PURPLE
IN: zup gazzer tufa OUT: PINK PURPLE PURPLE
IN: zup tufa OUT: PINK PINK
IN: zup dax gazzer OUT: PINK PURPLE
IN: wif fep tufa OUT: YELLOW RED RED
IN: zup wif fep tufa OUT: PINK YELLOW RED RED
IN: zup dax wif OUT: PINK YELLOW
IN: wif wif dax fep OUT: YELLOW YELLOW RED
IN: wif OUT: YELLOW

*QUERY*
IN: fep OUT: RED
IN: gazzer dax wif OUT: PURPLE YELLOW
IN: wif tufa OUT: YELLOW YELLOW
IN: gazzer gazzer lug zup gazzer OUT: PURPLE PINK PURPLE PURPLE PINK PURPLE PURPLE
IN: wif lug gazzer OUT: PURPLE YELLOW PURPLE YELLOW
IN: fep dax gazzer OUT: RED PURPLE
IN: fep tufa OUT: RED RED
IN: gazzer tufa OUT: PURPLE PURPLE
IN: zup fep OUT: PINK RED
IN: fep lug wif tufa OUT: YELLOW YELLOW RED YELLOW YELLOW RED

*GRAMMAR*
fep -> RED 
 zup -> PINK 
 wif -> YELLOW 
 gazzer -> PURPLE 
 u1 dax u2 -> [u1] [u2] 
 u1 lug x1 -> [x1] [u1] [x1] [u1] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 