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

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

*GRAMMAR*
blicket -> BLUE 
 fep -> GREEN 
 lug -> RED 
 dax -> YELLOW 
 x1 gazzer x2 -> [x1] [x2] 
 u1 wif u2 -> [u1] [u2] 
 u1 zup -> [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 