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

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

*GRAMMAR*
lug -> GREEN 
 dax -> BLUE 
 gazzer -> PINK 
 wif -> YELLOW 
 u1 blicket u2 -> [u1] [u2] [u2] 
 u1 kiki -> [u1] [u1] 
 x1 fep x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 