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

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

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