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

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

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