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

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

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