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

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

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