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

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

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