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

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

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