*SUPPORT*
IN: wif OUT: RED
IN: wif dax kiki dax OUT: GREEN RED GREEN
IN: blicket OUT: PURPLE
IN: blicket kiki fep OUT: PINK PURPLE
IN: wif fep OUT: RED PINK
IN: fep zup wif OUT: PINK RED
IN: blicket kiki blicket OUT: PURPLE PURPLE
IN: dax kiki wif lug wif OUT: RED RED RED GREEN RED
IN: dax kiki fep OUT: PINK GREEN
IN: dax lug blicket kiki blicket OUT: PURPLE PURPLE PURPLE GREEN PURPLE
IN: blicket fep dax kiki fep OUT: PINK PURPLE PINK GREEN
IN: wif fep zup wif kiki fep OUT: PINK RED PINK RED
IN: wif kiki blicket lug dax wif OUT: GREEN RED GREEN RED PURPLE RED GREEN RED
IN: dax dax zup fep dax blicket kiki blicket OUT: PURPLE GREEN GREEN PINK GREEN PURPLE

*QUERY*
IN: wif blicket dax blicket kiki dax zup blicket OUT: GREEN RED PURPLE GREEN PURPLE PURPLE
IN: fep wif dax kiki blicket OUT: PURPLE PINK RED GREEN
IN: fep fep blicket OUT: PINK PINK PURPLE
IN: dax OUT: GREEN
IN: fep OUT: PINK
IN: blicket fep OUT: PURPLE PINK
IN: blicket dax kiki blicket OUT: PURPLE PURPLE GREEN
IN: wif lug fep OUT: PINK PINK RED PINK
IN: fep fep kiki dax OUT: GREEN PINK PINK
IN: dax zup blicket kiki fep OUT: PINK GREEN PURPLE

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