*SUPPORT*
IN: blicket fep blicket dax gazzer OUT: RED RED BLUE
IN: gazzer OUT: BLUE
IN: kiki fep gazzer kiki zup lug OUT: PURPLE BLUE GREEN PURPLE
IN: lug lug zup kiki OUT: GREEN PURPLE GREEN
IN: kiki OUT: PURPLE
IN: blicket fep gazzer zup blicket OUT: RED RED BLUE
IN: kiki dax kiki OUT: PURPLE PURPLE
IN: lug dax blicket OUT: GREEN RED
IN: blicket OUT: RED
IN: lug kiki fep blicket OUT: GREEN PURPLE RED
IN: gazzer zup blicket OUT: RED BLUE
IN: gazzer zup lug OUT: GREEN BLUE
IN: blicket zup kiki OUT: PURPLE RED
IN: blicket fep gazzer dax kiki OUT: RED BLUE PURPLE

*QUERY*
IN: gazzer dax gazzer OUT: BLUE BLUE
IN: gazzer dax lug OUT: BLUE GREEN
IN: lug kiki zup gazzer OUT: GREEN BLUE PURPLE
IN: lug dax gazzer OUT: GREEN BLUE
IN: kiki zup gazzer OUT: BLUE PURPLE
IN: kiki dax blicket OUT: PURPLE RED
IN: lug OUT: GREEN
IN: gazzer dax kiki OUT: BLUE PURPLE
IN: lug fep gazzer dax blicket OUT: GREEN BLUE RED
IN: lug blicket dax kiki OUT: GREEN RED PURPLE

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