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

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

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