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

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

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