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

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

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