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

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

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