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

*QUERY*
IN: zup fep OUT: YELLOW RED
IN: lug wif OUT: PURPLE BLUE
IN: zup OUT: YELLOW
IN: zup lug OUT: YELLOW PURPLE
IN: fep OUT: RED
IN: lug dax lug OUT: PURPLE PURPLE
IN: wif dax lug OUT: BLUE PURPLE
IN: lug OUT: PURPLE
IN: wif zup dax wif OUT: BLUE YELLOW BLUE
IN: wif OUT: BLUE

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