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

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

*GRAMMAR*
dax -> GREEN 
 fep -> BLUE 
 gazzer -> PINK 
 wif -> YELLOW 
 x1 lug x2 -> [x2] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 