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

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

*GRAMMAR*
zup -> PURPLE 
 dax -> RED 
 blicket -> BLUE 
 tufa -> GREEN 
 x1 wif -> [x1] [x1] [x1] [x1] 
 x1 kiki x2 -> [x2] [x1] 
 u1 fep u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 