*SUPPORT*
IN: zup tufa blicket OUT: YELLOW PURPLE
IN: lug tufa lug OUT: RED RED
IN: lug dax lug tufa blicket OUT: RED YELLOW RED
IN: lug dax lug tufa zup OUT: RED PURPLE RED
IN: zup OUT: PURPLE
IN: zup blicket tufa blicket OUT: PURPLE YELLOW YELLOW
IN: blicket dax zup fep blicket OUT: YELLOW PURPLE YELLOW
IN: blicket dax gazzer fep blicket OUT: YELLOW GREEN YELLOW
IN: blicket OUT: YELLOW
IN: zup tufa gazzer OUT: GREEN PURPLE
IN: gazzer lug dax zup OUT: GREEN RED PURPLE
IN: gazzer fep blicket OUT: GREEN YELLOW
IN: zup dax zup tufa zup OUT: PURPLE PURPLE PURPLE
IN: blicket lug dax lug OUT: YELLOW RED RED

*QUERY*
IN: zup gazzer tufa lug OUT: PURPLE RED GREEN
IN: zup fep blicket OUT: PURPLE YELLOW
IN: zup gazzer tufa gazzer OUT: PURPLE GREEN GREEN
IN: gazzer dax lug tufa zup OUT: GREEN PURPLE RED
IN: zup dax zup OUT: PURPLE PURPLE
IN: blicket fep blicket OUT: YELLOW YELLOW
IN: lug fep blicket OUT: RED YELLOW
IN: zup gazzer lug tufa lug OUT: PURPLE GREEN RED RED
IN: lug dax zup tufa zup OUT: RED PURPLE PURPLE
IN: lug fep lug OUT: RED RED

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