*SUPPORT*
IN: tufa dax fep gazzer OUT: PURPLE RED PURPLE PURPLE RED PURPLE
IN: wif dax tufa OUT: YELLOW PURPLE YELLOW
IN: lug wif wif OUT: BLUE YELLOW YELLOW
IN: wif gazzer OUT: YELLOW YELLOW
IN: fep wif dax wif gazzer OUT: RED YELLOW YELLOW YELLOW RED YELLOW YELLOW YELLOW
IN: wif blicket gazzer OUT: YELLOW YELLOW YELLOW YELLOW
IN: fep dax tufa OUT: RED PURPLE RED
IN: wif dax wif OUT: YELLOW YELLOW YELLOW
IN: tufa OUT: PURPLE
IN: lug OUT: BLUE
IN: tufa lug gazzer gazzer OUT: PURPLE BLUE PURPLE BLUE PURPLE BLUE PURPLE BLUE
IN: fep dax tufa blicket OUT: RED PURPLE RED RED PURPLE RED
IN: lug blicket OUT: BLUE BLUE
IN: fep OUT: RED

*QUERY*
IN: wif OUT: YELLOW
IN: lug dax tufa OUT: BLUE PURPLE BLUE
IN: fep dax fep OUT: RED RED RED
IN: lug dax wif blicket OUT: BLUE YELLOW BLUE BLUE YELLOW BLUE
IN: wif lug lug fep gazzer OUT: YELLOW BLUE BLUE RED YELLOW BLUE BLUE RED
IN: tufa tufa OUT: PURPLE PURPLE
IN: wif dax wif gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: tufa fep dax tufa blicket OUT: PURPLE RED PURPLE RED PURPLE RED PURPLE RED
IN: fep lug tufa OUT: RED BLUE PURPLE
IN: wif dax lug OUT: YELLOW BLUE YELLOW

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