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

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

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