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

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

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