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

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

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