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

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

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