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

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

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