Complex sentence: It is not uncommon to see a number of NTDP alumni make it to the NHL or be named full internationals: in the 2006 NHL Entry Draft, six first-round selections (including No.1 pick Erik Johnson) were former members of the NTDP.
Split into simpler sentences: It is not uncommon to see a number of NTDP alumni make it to the NHL. In the 2006 NHL Entry Draft, six first-round selections (including No.1 pick Erik Johnson) were former members of the NTDP.