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

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

*GRAMMAR*
fep -> GREEN 
 dax -> PINK 
 lug -> BLUE 
 gazzer -> RED 
 u1 wif u2 -> [u2] [u1] [u2] 
 x1 kiki u1 -> [x1] [u1] 
 x1 blicket u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 