*SUPPORT*
IN: wif fep kiki fep OUT: PURPLE YELLOW YELLOW YELLOW YELLOW
IN: blicket dax OUT: GREEN GREEN
IN: fep OUT: YELLOW
IN: fep tufa fep OUT: YELLOW YELLOW YELLOW
IN: fep blicket OUT: YELLOW GREEN
IN: gazzer kiki wif OUT: RED PURPLE PURPLE RED
IN: blicket kiki blicket OUT: GREEN GREEN GREEN GREEN
IN: wif kiki fep OUT: PURPLE YELLOW YELLOW PURPLE
IN: wif dax OUT: PURPLE PURPLE
IN: fep kiki gazzer OUT: YELLOW RED RED YELLOW
IN: blicket OUT: GREEN
IN: gazzer tufa wif OUT: RED PURPLE PURPLE
IN: blicket tufa wif OUT: GREEN PURPLE PURPLE
IN: gazzer gazzer OUT: RED RED

*QUERY*
IN: gazzer kiki fep OUT: RED YELLOW YELLOW RED
IN: wif kiki wif OUT: PURPLE PURPLE PURPLE PURPLE
IN: gazzer dax OUT: RED RED
IN: fep kiki wif OUT: YELLOW PURPLE PURPLE YELLOW
IN: wif tufa gazzer OUT: PURPLE RED RED
IN: gazzer OUT: RED
IN: blicket wif tufa gazzer dax OUT: GREEN PURPLE RED RED GREEN PURPLE RED RED
IN: gazzer kiki gazzer OUT: RED RED RED RED
IN: wif OUT: PURPLE
IN: wif wif OUT: PURPLE PURPLE

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