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

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

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