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

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

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