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

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

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