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

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

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