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

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

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