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

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

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