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

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

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