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

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

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