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

*QUERY*
IN: wif kiki gazzer OUT: PINK YELLOW
IN: wif kiki wif OUT: YELLOW YELLOW
IN: gazzer kiki fep OUT: BLUE PINK
IN: zup zup dax wif OUT: GREEN YELLOW GREEN GREEN
IN: fep OUT: BLUE
IN: gazzer dax gazzer OUT: PINK PINK PINK
IN: wif dax fep OUT: BLUE YELLOW YELLOW
IN: zup fep blicket zup kiki fep OUT: GREEN BLUE BLUE GREEN
IN: gazzer dax wif OUT: YELLOW PINK PINK
IN: zup kiki gazzer OUT: PINK GREEN

*GRAMMAR*
fep -> BLUE 
 wif -> YELLOW 
 zup -> GREEN 
 gazzer -> PINK 
 u1 blicket x1 -> [u1] [x1] 
 u1 kiki u2 -> [u2] [u1] 
 u1 dax u2 -> [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 