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

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

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