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

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

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