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

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

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