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

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

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