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

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

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