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

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

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