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

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

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