*SUPPORT*
IN: fep tufa zup OUT: PURPLE GREEN PURPLE
IN: gazzer tufa fep OUT: YELLOW PURPLE YELLOW
IN: zup tufa zup OUT: GREEN GREEN GREEN
IN: zup gazzer fep zup tufa zup OUT: GREEN YELLOW PURPLE GREEN GREEN GREEN
IN: zup tufa gazzer OUT: GREEN YELLOW GREEN
IN: gazzer zup fep tufa gazzer OUT: YELLOW GREEN PURPLE YELLOW PURPLE
IN: gazzer fep fep tufa lug OUT: YELLOW PURPLE PURPLE BLUE PURPLE
IN: gazzer tufa zup blicket gazzer OUT: YELLOW GREEN YELLOW YELLOW
IN: zup lug tufa lug dax lug OUT: BLUE BLUE GREEN BLUE BLUE BLUE
IN: lug tufa lug OUT: BLUE BLUE BLUE
IN: gazzer OUT: YELLOW
IN: gazzer tufa lug OUT: YELLOW BLUE YELLOW
IN: gazzer tufa lug dax gazzer OUT: YELLOW YELLOW YELLOW BLUE YELLOW
IN: gazzer dax lug blicket zup OUT: BLUE BLUE YELLOW GREEN

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

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