*SUPPORT*
IN: wif tufa wif OUT: YELLOW YELLOW YELLOW
IN: dax kiki tufa fep OUT: RED RED BLUE RED RED
IN: fep dax OUT: BLUE RED
IN: gazzer gazzer tufa wif OUT: PINK PINK YELLOW PINK PINK
IN: gazzer wif kiki OUT: PINK YELLOW YELLOW
IN: wif gazzer kiki OUT: YELLOW PINK PINK
IN: fep kiki lug gazzer OUT: PINK BLUE BLUE PINK
IN: wif kiki OUT: YELLOW YELLOW
IN: gazzer lug dax OUT: RED PINK RED
IN: fep fep fep tufa dax OUT: BLUE BLUE BLUE RED BLUE BLUE BLUE
IN: dax lug wif OUT: YELLOW RED YELLOW
IN: fep dax gazzer wif lug gazzer OUT: PINK BLUE RED PINK YELLOW PINK
IN: gazzer OUT: PINK
IN: fep OUT: BLUE

*QUERY*
IN: fep tufa fep lug wif OUT: YELLOW BLUE BLUE BLUE YELLOW
IN: dax OUT: RED
IN: fep kiki OUT: BLUE BLUE
IN: gazzer dax wif kiki OUT: PINK RED YELLOW YELLOW
IN: dax kiki OUT: RED RED
IN: fep lug fep OUT: BLUE BLUE BLUE
IN: fep gazzer tufa fep OUT: BLUE PINK BLUE BLUE PINK
IN: wif OUT: YELLOW
IN: gazzer kiki OUT: PINK PINK
IN: fep tufa wif OUT: BLUE YELLOW BLUE

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