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

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

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