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

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

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