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

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

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