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

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

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