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

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

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