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

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

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