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

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

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