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

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

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