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

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

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