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

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

*GRAMMAR*
dax -> PINK 
 gazzer -> GREEN 
 fep -> RED 
 kiki -> YELLOW 
 x1 wif x2 -> [x2] [x1] 
 x1 blicket u1 -> [x1] [u1] 
 x1 zup -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 