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

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

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