*SUPPORT*
IN: dax fep blicket fep OUT: PURPLE GREEN PURPLE
IN: gazzer kiki fep OUT: BLUE PURPLE
IN: dax kiki dax blicket fep OUT: GREEN PURPLE GREEN
IN: gazzer OUT: BLUE
IN: gazzer blicket fep OUT: PURPLE BLUE
IN: fep lug dax blicket gazzer OUT: PURPLE BLUE GREEN
IN: gazzer gazzer lug dax wif OUT: BLUE BLUE GREEN PINK
IN: wif wif OUT: PINK PINK
IN: fep kiki wif blicket fep OUT: PURPLE PURPLE PINK
IN: wif kiki fep kiki gazzer OUT: PINK PURPLE BLUE
IN: wif kiki wif kiki fep OUT: PINK PINK PURPLE
IN: fep wif blicket gazzer blicket gazzer OUT: BLUE BLUE PURPLE PINK
IN: fep kiki fep blicket fep OUT: PURPLE PURPLE PURPLE
IN: wif fep blicket wif OUT: PINK PINK PURPLE

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

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