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

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

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