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

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

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