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

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

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