*SUPPORT*
IN: gazzer lug lug OUT: RED RED RED RED
IN: tufa kiki wif OUT: YELLOW PURPLE PURPLE YELLOW
IN: wif tufa OUT: PURPLE YELLOW
IN: wif kiki fep OUT: PURPLE BLUE BLUE PURPLE
IN: tufa kiki tufa OUT: YELLOW YELLOW YELLOW YELLOW
IN: tufa OUT: YELLOW
IN: tufa tufa fep OUT: YELLOW YELLOW BLUE
IN: wif fep fep kiki gazzer OUT: PURPLE BLUE BLUE RED RED BLUE
IN: wif dax wif OUT: PURPLE PURPLE
IN: gazzer OUT: RED
IN: fep wif OUT: BLUE PURPLE
IN: gazzer gazzer OUT: RED RED
IN: gazzer kiki tufa OUT: RED YELLOW YELLOW RED
IN: fep gazzer gazzer kiki gazzer OUT: BLUE RED RED RED RED RED

*QUERY*
IN: fep kiki tufa OUT: BLUE YELLOW YELLOW BLUE
IN: wif OUT: PURPLE
IN: fep OUT: BLUE
IN: gazzer gazzer fep OUT: RED RED BLUE
IN: wif dax fep OUT: BLUE PURPLE
IN: gazzer kiki gazzer OUT: RED RED RED RED
IN: gazzer gazzer tufa dax fep OUT: RED RED BLUE YELLOW
IN: gazzer kiki fep OUT: RED BLUE BLUE RED
IN: tufa kiki fep lug OUT: YELLOW BLUE BLUE YELLOW YELLOW BLUE BLUE YELLOW
IN: fep kiki fep OUT: BLUE BLUE BLUE BLUE

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