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

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

*GRAMMAR*
kiki -> GREEN 
 tufa -> RED 
 wif -> YELLOW 
 blicket -> BLUE 
 u1 fep x1 -> [x1] [u1] 
 u1 gazzer -> [u1] [u1] 
 x1 zup x2 -> [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 