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

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

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