*SUPPORT*
IN: tufa gazzer blicket wif OUT: RED RED RED RED BLUE
IN: fep wif lug fep gazzer OUT: PURPLE BLUE GREEN PURPLE PURPLE
IN: tufa zup tufa OUT: RED RED RED
IN: lug gazzer OUT: GREEN GREEN
IN: tufa gazzer blicket fep OUT: RED RED RED RED PURPLE
IN: tufa fep gazzer OUT: RED PURPLE PURPLE
IN: lug gazzer blicket lug OUT: GREEN GREEN GREEN GREEN GREEN
IN: fep gazzer OUT: PURPLE PURPLE
IN: tufa zup wif gazzer OUT: RED BLUE BLUE BLUE BLUE
IN: tufa gazzer OUT: RED RED
IN: lug zup lug zup lug OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: fep blicket lug OUT: PURPLE PURPLE GREEN
IN: fep OUT: PURPLE
IN: wif gazzer OUT: BLUE BLUE

*QUERY*
IN: tufa OUT: RED
IN: wif OUT: BLUE
IN: wif blicket wif OUT: BLUE BLUE BLUE
IN: tufa blicket lug OUT: RED RED GREEN
IN: wif fep wif blicket lug OUT: BLUE PURPLE BLUE BLUE PURPLE BLUE GREEN
IN: lug OUT: GREEN
IN: lug zup wif blicket lug OUT: GREEN BLUE BLUE GREEN BLUE BLUE GREEN
IN: tufa zup tufa blicket lug OUT: RED RED RED RED RED RED GREEN
IN: tufa zup lug gazzer OUT: RED GREEN GREEN GREEN GREEN
IN: tufa zup fep blicket lug OUT: RED PURPLE PURPLE RED PURPLE PURPLE GREEN

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