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

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

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