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

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

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