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

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

*GRAMMAR*
gazzer -> PINK 
 zup -> GREEN 
 fep -> RED 
 lug -> BLUE 
 u1 dax u2 -> [u1] [u2] 
 x1 wif -> [x1] [x1] 
 x1 kiki x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 