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

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

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