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

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

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