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

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

*GRAMMAR*
wif -> RED 
 tufa -> PURPLE 
 dax -> GREEN 
 gazzer -> BLUE 
 u1 zup u2 -> [u1] [u2] 
 u1 kiki -> [u1] [u1] [u1] 
 x1 blicket x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 