*SUPPORT*
IN: gazzer fep tufa wif tufa fep tufa OUT: PINK BLUE PINK PINK RED
IN: kiki wif OUT: GREEN BLUE
IN: tufa wif zup wif zup tufa OUT: PINK BLUE PINK BLUE
IN: tufa fep kiki dax kiki zup wif OUT: BLUE GREEN GREEN GREEN GREEN PINK
IN: kiki gazzer fep gazzer zup tufa OUT: PINK GREEN RED RED
IN: tufa dax kiki OUT: GREEN PINK PINK GREEN
IN: gazzer fep kiki dax tufa OUT: PINK GREEN RED GREEN RED PINK
IN: kiki fep wif wif dax kiki OUT: GREEN BLUE BLUE GREEN BLUE BLUE GREEN GREEN
IN: kiki fep tufa dax tufa OUT: PINK PINK GREEN PINK GREEN PINK
IN: tufa OUT: PINK
IN: wif fep tufa fep wif OUT: BLUE PINK BLUE
IN: gazzer gazzer fep gazzer OUT: RED RED RED
IN: wif OUT: BLUE
IN: gazzer tufa kiki OUT: RED PINK GREEN

*QUERY*
IN: wif fep kiki tufa tufa OUT: GREEN PINK PINK BLUE
IN: wif gazzer OUT: BLUE RED
IN: wif fep gazzer gazzer dax tufa OUT: PINK RED RED BLUE RED RED BLUE PINK
IN: gazzer fep tufa OUT: PINK RED
IN: tufa gazzer fep tufa OUT: PINK PINK RED
IN: gazzer fep wif fep tufa OUT: PINK BLUE RED
IN: wif dax wif OUT: BLUE BLUE BLUE BLUE
IN: kiki OUT: GREEN
IN: wif zup gazzer OUT: RED BLUE
IN: gazzer OUT: RED

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