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

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

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