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

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

*GRAMMAR*
zup -> BLUE 
 fep -> GREEN 
 tufa -> PINK 
 gazzer -> RED 
 u1 wif u2 -> [u1] [u2] 
 x1 dax u1 -> [u1] [x1] 
 u1 kiki x1 -> [x1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 