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

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

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