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

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

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