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

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

*GRAMMAR*
tufa -> PINK 
 fep -> RED 
 zup -> GREEN 
 wif -> BLUE 
 u1 gazzer x1 -> [u1] [x1] 
 u1 lug u2 -> [u2] [u1] [u1] 
 x1 dax -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 