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

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

*GRAMMAR*
gazzer -> GREEN 
 fep -> PURPLE 
 lug -> YELLOW 
 zup -> RED 
 u1 tufa u2 -> [u1] [u2] 
 x1 wif -> [x1] [x1] [x1] 
 x1 dax x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 