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

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

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