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

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

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