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

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

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