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

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

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