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

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

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