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

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

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