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

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

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