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

*QUERY*
IN: tufa fep dax OUT: BLUE PURPLE PURPLE
IN: dax fep blicket blicket zup OUT: GREEN GREEN RED BLUE BLUE
IN: blicket fep dax fep dax OUT: BLUE BLUE BLUE GREEN GREEN
IN: blicket fep tufa OUT: PURPLE GREEN GREEN
IN: zup OUT: RED
IN: blicket blicket kiki zup OUT: RED GREEN GREEN GREEN GREEN
IN: dax kiki zup OUT: RED BLUE BLUE
IN: tufa dax OUT: PURPLE BLUE
IN: blicket OUT: GREEN
IN: tufa fep tufa kiki blicket OUT: GREEN PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE

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