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

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

*GRAMMAR*
tufa -> GREEN 
 dax -> BLUE 
 wif -> RED 
 lug -> PURPLE 
 x1 blicket u1 -> [x1] [u1] [u1] [u1] [x1] 
 u1 zup u2 -> [u1] [u2] 
 x1 fep x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 