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

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

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