*SUPPORT*
IN: dax kiki dax OUT: GREEN GREEN
IN: blicket kiki blicket blicket fep tufa OUT: RED RED RED YELLOW YELLOW YELLOW YELLOW RED
IN: dax fep zup OUT: GREEN GREEN PINK PINK PINK PINK
IN: zup blicket kiki dax fep dax OUT: PINK GREEN GREEN GREEN GREEN GREEN GREEN RED
IN: zup fep zup OUT: PINK PINK PINK PINK PINK PINK
IN: dax gazzer zup OUT: PINK GREEN
IN: zup kiki dax zup kiki tufa OUT: GREEN YELLOW PINK PINK
IN: zup gazzer blicket OUT: RED PINK
IN: tufa tufa fep tufa OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: blicket kiki tufa OUT: YELLOW RED
IN: zup OUT: PINK
IN: dax kiki zup kiki zup kiki blicket OUT: RED PINK PINK GREEN
IN: dax OUT: GREEN
IN: zup kiki tufa OUT: YELLOW PINK

*QUERY*
IN: tufa zup kiki tufa zup OUT: YELLOW YELLOW PINK PINK
IN: blicket blicket OUT: RED RED
IN: tufa fep blicket OUT: YELLOW YELLOW RED RED RED RED
IN: dax zup zup OUT: GREEN PINK PINK
IN: tufa OUT: YELLOW
IN: tufa fep dax OUT: YELLOW YELLOW GREEN GREEN GREEN GREEN
IN: blicket tufa kiki zup OUT: RED PINK YELLOW
IN: zup dax OUT: PINK GREEN
IN: blicket kiki blicket OUT: RED RED
IN: blicket OUT: RED

*GRAMMAR*
dax -> GREEN 
 tufa -> YELLOW 
 blicket -> RED 
 zup -> PINK 
 u1 fep x1 -> [u1] [u1] [x1] [x1] [x1] [x1] 
 u1 kiki x1 -> [x1] [u1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 