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

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

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