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

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

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