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

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

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