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

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

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