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

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

*GRAMMAR*
wif -> RED 
 fep -> GREEN 
 zup -> PINK 
 gazzer -> YELLOW 
 u1 tufa u2 -> [u2] [u1] [u2] [u2] [u1] 
 u1 kiki -> [u1] [u1] 
 x1 dax x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 