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

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

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