arc(r_0072_0003__struck,r_0072_0001__When,nim).
arc(r_0072_0003__struck,r_0072_0002__Covid,arg0).
arc(r_0072_0006__closed,r_0072_0001__When,nim).
arc(r_0072_0006__closed,r_0072_0005__Japan,arg0).
arc(r_0072_0006__closed,r_0072_0008__borders,arg1).
arc(r_0072_0008__borders,r_0072_0005__Japan,gen).

( (IP-MAT (NP-NIM (IP-REL (ADVP-NIM (RADV When;{when}))
                          (NP-SBJ (NPR Covid;{Covid}))
                          (VBD struck;{strike})))
          (PUNC ,)
          (NP-SBJ;{JAPAN} (NPR Japan;{Japan}))
          (VBD;~Tn closed;{close})
          (NP-OB1 (NP-GEN;{JAPAN} (PRO its;{its}))
                  (NS borders;{border}))
          (PUNC .))
  (ID 72_a_stuck_japan))