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

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

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