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

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

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