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

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

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