*SUPPORT*
IN: dax wif OUT: RED RED RED
IN: lug fep lug OUT: PINK PINK
IN: lug dax wif OUT: PINK RED PINK RED PINK RED
IN: tufa OUT: BLUE
IN: tufa wif OUT: BLUE BLUE BLUE
IN: tufa tufa OUT: BLUE BLUE
IN: zup tufa kiki OUT: YELLOW BLUE YELLOW BLUE YELLOW BLUE
IN: dax kiki OUT: RED RED RED
IN: lug kiki OUT: PINK PINK PINK
IN: lug OUT: PINK
IN: dax fep zup fep tufa OUT: RED YELLOW BLUE
IN: zup OUT: YELLOW
IN: zup kiki OUT: YELLOW YELLOW YELLOW
IN: zup dax wif OUT: YELLOW RED YELLOW RED YELLOW RED

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

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