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

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

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