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

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

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