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

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

*GRAMMAR*
dax -> YELLOW 
 wif -> PURPLE 
 tufa -> GREEN 
 lug -> PINK 
 u1 fep -> [u1] [u1] 
 x1 zup x2 -> [x1] [x2] [x2] [x1] 
 u1 kiki x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 