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

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

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