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

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

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