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

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

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