*SUPPORT*
IN: fep zup OUT: PINK PINK
IN: wif tufa OUT: BLUE YELLOW
IN: fep OUT: PINK
IN: lug zup OUT: PURPLE PURPLE
IN: fep wif fep zup OUT: PINK BLUE PINK PINK
IN: wif OUT: BLUE
IN: tufa dax fep OUT: YELLOW PINK
IN: lug wif tufa kiki OUT: PURPLE BLUE YELLOW PURPLE BLUE YELLOW
IN: lug OUT: PURPLE
IN: tufa dax tufa zup OUT: YELLOW YELLOW YELLOW
IN: wif dax tufa zup OUT: BLUE YELLOW YELLOW
IN: fep lug zup OUT: PINK PURPLE PURPLE
IN: wif dax fep OUT: BLUE PINK
IN: fep lug dax tufa zup kiki OUT: PINK PURPLE YELLOW YELLOW PINK PURPLE YELLOW YELLOW

*QUERY*
IN: wif zup OUT: BLUE BLUE
IN: lug lug zup OUT: PURPLE PURPLE PURPLE
IN: tufa zup OUT: YELLOW YELLOW
IN: wif dax lug dax fep OUT: BLUE PURPLE PINK
IN: tufa fep zup OUT: YELLOW PINK PINK
IN: lug dax wif OUT: PURPLE BLUE
IN: tufa OUT: YELLOW
IN: tufa zup kiki OUT: YELLOW YELLOW YELLOW YELLOW
IN: fep dax fep zup kiki OUT: PINK PINK PINK PINK PINK
IN: lug kiki OUT: PURPLE PURPLE

*GRAMMAR*
wif -> BLUE 
 tufa -> YELLOW 
 lug -> PURPLE 
 fep -> PINK 
 u1 dax x1 -> [u1] [x1] 
 u1 zup -> [u1] [u1] 
 x1 kiki -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 