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

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

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