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

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

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