*SUPPORT*
IN: zup tufa wif OUT: RED PURPLE RED PURPLE RED
IN: gazzer tufa wif OUT: YELLOW PURPLE YELLOW PURPLE YELLOW
IN: zup tufa gazzer OUT: RED YELLOW RED YELLOW RED
IN: zup tufa zup OUT: RED RED RED RED RED
IN: gazzer tufa wif blicket gazzer OUT: YELLOW YELLOW YELLOW PURPLE YELLOW PURPLE YELLOW
IN: zup tufa wif dax wif dax zup OUT: RED PURPLE RED PURPLE RED PURPLE RED
IN: gazzer blicket gazzer OUT: YELLOW YELLOW YELLOW
IN: fep tufa zup OUT: BLUE RED BLUE RED BLUE
IN: gazzer tufa gazzer blicket wif OUT: PURPLE PURPLE YELLOW YELLOW YELLOW YELLOW YELLOW
IN: fep gazzer blicket gazzer blicket fep dax fep OUT: BLUE BLUE BLUE YELLOW YELLOW BLUE YELLOW
IN: fep wif blicket fep dax zup OUT: RED BLUE BLUE BLUE PURPLE
IN: gazzer gazzer tufa zup blicket fep OUT: BLUE BLUE YELLOW YELLOW RED YELLOW RED YELLOW
IN: wif fep dax gazzer blicket wif OUT: PURPLE PURPLE YELLOW PURPLE BLUE
IN: gazzer OUT: YELLOW

*QUERY*
IN: wif wif gazzer blicket wif OUT: PURPLE PURPLE PURPLE PURPLE YELLOW
IN: fep tufa fep blicket zup OUT: RED RED BLUE BLUE BLUE BLUE BLUE
IN: zup blicket zup OUT: RED RED RED
IN: fep gazzer tufa zup OUT: BLUE YELLOW RED YELLOW RED YELLOW
IN: gazzer dax gazzer OUT: YELLOW YELLOW
IN: wif tufa wif OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: zup OUT: RED
IN: gazzer gazzer tufa wif dax zup OUT: RED YELLOW YELLOW PURPLE YELLOW PURPLE YELLOW
IN: fep fep tufa fep OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: fep dax wif OUT: PURPLE BLUE

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