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

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

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