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

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

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