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

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

*GRAMMAR*
lug -> BLUE 
 tufa -> PURPLE 
 zup -> GREEN 
 blicket -> RED 
 x1 dax x2 -> [x1] [x2] [x1] 
 u1 fep -> [u1] [u1] [u1] 
 u1 gazzer x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 