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

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

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