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

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

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