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

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

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