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

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

*GRAMMAR*
dax -> PINK 
 zup -> YELLOW 
 fep -> RED 
 tufa -> GREEN 
 x1 wif x2 -> [x1] [x2] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 lug u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 