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

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

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