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

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

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