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

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

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