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

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

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