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

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

*GRAMMAR*
fep -> YELLOW 
 tufa -> BLUE 
 dax -> PURPLE 
 lug -> RED 
 x1 gazzer x2 -> [x2] [x1] 
 x1 kiki -> [x1] [x1] 
 u1 wif u2 -> [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 