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

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

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