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

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

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