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

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

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