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

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

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