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

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

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