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

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

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