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

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

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