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

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

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