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

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

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