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

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

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