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

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

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