*SUPPORT*
IN: dax OUT: RED
IN: tufa fep lug gazzer OUT: GREEN BLUE GREEN BLUE GREEN BLUE
IN: wif OUT: PURPLE
IN: lug gazzer OUT: BLUE BLUE BLUE
IN: tufa dax OUT: GREEN RED
IN: lug fep tufa OUT: BLUE GREEN
IN: wif fep lug OUT: PURPLE BLUE
IN: lug lug fep tufa OUT: BLUE BLUE GREEN
IN: wif wif OUT: PURPLE PURPLE
IN: wif tufa gazzer OUT: PURPLE GREEN PURPLE GREEN PURPLE GREEN
IN: wif fep dax OUT: PURPLE RED
IN: dax kiki dax OUT: RED RED RED RED RED RED
IN: lug OUT: BLUE
IN: wif fep lug fep lug lug OUT: PURPLE BLUE BLUE BLUE

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

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