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

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

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