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

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

*GRAMMAR*
zup -> PINK 
 dax -> GREEN 
 gazzer -> RED 
 fep -> BLUE 
 u1 blicket -> [u1] [u1] [u1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 lug -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 