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

*QUERY*
IN: tufa dax fep dax fep OUT: BLUE RED RED
IN: lug gazzer lug dax lug dax lug OUT: YELLOW YELLOW YELLOW YELLOW
IN: tufa OUT: BLUE
IN: lug OUT: YELLOW
IN: lug zup OUT: YELLOW YELLOW
IN: lug gazzer lug dax fep OUT: YELLOW YELLOW RED
IN: fep gazzer lug OUT: RED YELLOW
IN: fep gazzer tufa OUT: RED BLUE
IN: tufa gazzer fep OUT: BLUE RED
IN: tufa gazzer tufa OUT: BLUE BLUE

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