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

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

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