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

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

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