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

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

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