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

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

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