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

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

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