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

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

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