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

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

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