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

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

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