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

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

*GRAMMAR*
gazzer -> BLUE 
 wif -> YELLOW 
 kiki -> PURPLE 
 tufa -> RED 
 u1 fep -> [u1] [u1] 
 x1 zup x2 -> [x1] [x2] 
 u1 blicket u2 -> [u1] [u2] [u2] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 