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

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

*GRAMMAR*
kiki -> PINK 
 tufa -> PURPLE 
 wif -> GREEN 
 gazzer -> RED 
 x1 fep x2 -> [x2] [x1] [x2] [x2] 
 u1 zup u2 -> [u2] [u1] 
 x1 dax -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 