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

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

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