*SUPPORT*
IN: fep kiki fep OUT: YELLOW YELLOW
IN: blicket kiki fep zup OUT: YELLOW BLUE YELLOW BLUE
IN: gazzer gazzer gazzer gazzer OUT: RED RED RED RED
IN: gazzer tufa gazzer OUT: RED RED
IN: wif OUT: PURPLE
IN: wif kiki wif zup OUT: PURPLE PURPLE PURPLE PURPLE
IN: fep wif kiki fep zup OUT: YELLOW YELLOW PURPLE YELLOW YELLOW PURPLE
IN: gazzer zup zup OUT: RED RED RED RED
IN: blicket kiki wif OUT: PURPLE BLUE
IN: gazzer kiki blicket OUT: BLUE RED
IN: fep OUT: YELLOW
IN: blicket tufa wif OUT: BLUE PURPLE
IN: wif kiki fep OUT: YELLOW PURPLE
IN: fep tufa blicket OUT: YELLOW BLUE

*QUERY*
IN: gazzer OUT: RED
IN: wif kiki wif OUT: PURPLE PURPLE
IN: fep kiki wif OUT: PURPLE YELLOW
IN: blicket kiki gazzer zup OUT: RED BLUE RED BLUE
IN: blicket blicket kiki gazzer OUT: BLUE RED BLUE
IN: fep kiki wif zup zup OUT: PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW PURPLE YELLOW
IN: blicket OUT: BLUE
IN: wif tufa fep OUT: PURPLE YELLOW
IN: wif blicket kiki fep OUT: PURPLE YELLOW BLUE
IN: fep wif tufa fep OUT: YELLOW PURPLE YELLOW

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