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

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

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