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

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

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