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

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

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