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

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

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