*SUPPORT*
IN: dax dax gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: dax OUT: PURPLE
IN: zup zup zup gazzer OUT: BLUE BLUE BLUE BLUE BLUE
IN: zup dax gazzer OUT: BLUE PURPLE PURPLE PURPLE
IN: wif kiki fep OUT: YELLOW GREEN GREEN
IN: wif kiki fep tufa fep kiki wif dax OUT: YELLOW YELLOW GREEN PURPLE YELLOW YELLOW GREEN GREEN
IN: fep kiki fep gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: fep gazzer OUT: YELLOW YELLOW YELLOW
IN: zup gazzer OUT: BLUE BLUE BLUE
IN: fep kiki dax fep OUT: PURPLE YELLOW YELLOW YELLOW
IN: zup wif gazzer OUT: BLUE GREEN GREEN GREEN
IN: wif OUT: GREEN
IN: fep kiki dax dax kiki fep OUT: PURPLE YELLOW PURPLE PURPLE YELLOW YELLOW
IN: wif gazzer OUT: GREEN GREEN GREEN

*QUERY*
IN: dax kiki wif kiki wif OUT: GREEN GREEN GREEN PURPLE PURPLE
IN: zup zup kiki wif gazzer OUT: BLUE GREEN GREEN GREEN BLUE BLUE
IN: zup OUT: BLUE
IN: dax kiki fep gazzer OUT: YELLOW YELLOW YELLOW PURPLE PURPLE
IN: wif kiki wif gazzer OUT: GREEN GREEN GREEN GREEN GREEN
IN: zup kiki wif wif gazzer OUT: GREEN GREEN GREEN GREEN BLUE BLUE
IN: zup kiki dax wif OUT: PURPLE GREEN BLUE BLUE
IN: fep OUT: YELLOW
IN: zup kiki wif gazzer OUT: GREEN GREEN GREEN BLUE BLUE
IN: dax gazzer OUT: PURPLE PURPLE PURPLE

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