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

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

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