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

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

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