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

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

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