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

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

*GRAMMAR*
wif -> GREEN 
 fep -> PURPLE 
 gazzer -> RED 
 tufa -> BLUE 
 x1 blicket -> [x1] [x1] 
 u1 kiki -> [u1] [u1] [u1] 
 u1 lug u2 -> [u2] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 