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

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

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