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

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

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