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

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

*GRAMMAR*
fep -> PINK 
 wif -> GREEN 
 gazzer -> RED 
 tufa -> BLUE 
 u1 dax -> [u1] [u1] [u1] [u1] [u1] 
 u1 blicket x1 -> [u1] [x1] [x1] [u1] 
 x1 zup x2 -> [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 