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

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

*GRAMMAR*
gazzer -> BLUE 
 tufa -> RED 
 dax -> PURPLE 
 fep -> GREEN 
 u1 wif x1 -> [u1] [x1] [u1] [u1] 
 x1 lug x2 -> [x2] [x1] 
 x1 kiki x2 -> [x2] [x1] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 