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

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

*GRAMMAR*
lug -> GREEN 
 tufa -> PURPLE 
 gazzer -> RED 
 fep -> BLUE 
 x1 zup x2 -> [x2] [x1] [x1] 
 u1 blicket u2 -> [u2] [u1] [u1] [u2] [u2] 
 x1 wif -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 